{"title":"74-series ICs","description":"\u003cp\u003e\u003cspan data-subtree=\"aimfl\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);'\u003eThe \u003c\/span\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);'\u003e7400-series integrated circuits (ICs)\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e are \u003cmark class=\"HxTRcb\" data-sfc-root=\"c\" data-wiz-uids=\"VuEZNb_j\" data-sfc-cb=\"\" data-ved=\"2ahUKEwiV2Ja9vfyUAxVcxQIHHRNwKTAQuJAPeggIAggACAcQAQ\" data-sae=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 500; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);'\u003e\u003c!--qkimaf VuEZNb_i\/HugV6--\u003e\u003c!--cqw1tb VuEZNb_i\/HugV6--\u003ea ubiquitous family of digital logic chips used as basic building blocks in digital electronics\u003c!--TgQPHd|[]--\u003e\u003c\/mark\u003e. Originally introduced by Texas Instruments in 1966 as Transistor-Transistor Logic (TTL), the series standardized electronic components by providing simple functions like logic gates, flip-flops, counters, and decoders.\u003c\/p\u003e","products":[{"product_id":"74hc595-8-bit-serial-in-parallel-out-shift-register-16-pin-dip-package","title":"74HC595 (8-Bit Serial-In \/ Parallel-Out Shift Register - 16-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eEvery electronics maker eventually hits a frustrating wall: running out of GPIO pins on their microcontroller. When you want to build a massive LED cube, drive multiple 7-segment displays, or control a massive bank of relays, the Arduino Uno’s limited pin count simply isn't enough. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"287\"\u003e74HC595\u003c\/b\u003e is the legendary integrated circuit that solves this problem instantly. It is an 8-bit shift register that takes sequential, serial data from just three pins on your microcontroller (Data, Clock, and Latch) and expands it out into eight separate, parallel output pins.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eWhat makes the 74HC595 exceptionally powerful is its built-in \u003cb data-path-to-node=\"6\" data-index-in-node=\"62\"\u003estorage register (latch)\u003c\/b\u003e. Older shift registers would cause LEDs to flicker wildly as new data was being pushed through the chip. The 74HC595 completely hides this process. It shifts all the new data into a hidden memory buffer in the background, and only updates the physical output pins the exact moment you trigger the \"Latch\" pin. Furthermore, these chips are infinitely \"cascadable.\" By connecting the serial output of one chip to the serial input of a second chip, you can control 16, 24, or even 100 parallel outputs while still only tying up three precious pins on your Arduino.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eMassive I\/O Expansion:\u003c\/b\u003e Converts 3 serial input lines into 8 parallel output lines, instantly expanding the capabilities of pin-constrained chips like the ATtiny85 or ESP8266.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eInfinite Daisy-Chaining:\u003c\/b\u003e Features a dedicated serial output pin (Q7'), allowing you to string dozens of 74HC595s together in a row. You just shift out a longer string of 1s and 0s from your microcontroller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eBuffered Output Latch:\u003c\/b\u003e The internal storage register ensures that your outputs update simultaneously and instantly, eliminating annoying flicker during data transfer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS Architecture:\u003c\/b\u003e Operates across a wide 2.0V to 6.0V range, meaning it is perfectly compatible with both standard 5V logic and modern 3.3V logic without requiring level shifters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (16-DIP):\u003c\/b\u003e The standard 0.1-inch (2.54mm) pin pitch allows for rapid, hassle-free prototyping alongside your microcontroller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eMultiplexed LED Arrays:\u003c\/b\u003e The absolute standard silicon for driving complex 8x8 LED dot-matrix displays, LED cubes, and sequential \"Knight Rider\" style LED chasers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003e7-Segment Display Drivers:\u003c\/b\u003e Perfectly maps to the 8 segments (7 bars + 1 decimal point) of a standard numeric display, allowing you to build multi-digit clocks and counters easily.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eRelay Expansion Boards:\u003c\/b\u003e Pairs flawlessly with a ULN2803 Darlington array (since the 595 cannot drive high-current relays directly) to build massive, digitally controlled power switching stations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eShiftOut() Programming:\u003c\/b\u003e The classic hardware used to teach students how the \u003ccode data-path-to-node=\"10,3,0\" data-index-in-node=\"76\"\u003eshiftOut()\u003c\/code\u003e function in C\/C++ works, bridging the gap between serial communication and parallel hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e 8-Bit Shift Register with Output Latches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ~35 mA per pin (Note: The absolute maximum total current for the \u003ci data-path-to-node=\"12,3,0\" data-index-in-node=\"89\"\u003eentire\u003c\/i\u003e chip should not exceed ~70mA. Always use current-limiting resistors when driving LEDs).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eMaximum Clock Frequency:\u003c\/b\u003e \u0026gt; 25 MHz (Extremely fast data transfer)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eCommunication Interface:\u003c\/b\u003e 3-Wire Serial (Data, Clock, Latch)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 16-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42865583390791,"sku":null,"price":50.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/Untitled-design-17.webp?v=1781081344"},{"product_id":"74hc02-quad-2-input-nor-gate-ic-14-pin-dip-package","title":"74HC02 (Quad 2-Input NOR Gate IC - 14-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\" id=\"p-rc_9604430517ad7bf4-671\"\u003eWhen your digital logic requires an action to happen \u003ci data-path-to-node=\"5\" data-index-in-node=\"53\"\u003eonly\u003c\/i\u003e when all other conditions are completely quiet or off, the \u003cb data-path-to-node=\"5\" data-index-in-node=\"117\"\u003e74HC02\u003c\/b\u003e is the integrated circuit you need. \u003cspan class=\"citation-759 citation-end-759\"\u003eThis classic 14-pin chip houses four completely independent, 2-input NOR (NOT-OR) gates.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e A NOR gate follows a strict and highly useful truth table: its output will only turn ON (High) if Input A \u003ci data-path-to-node=\"5\" data-index-in-node=\"355\"\u003eand\u003c\/i\u003e Input B are both OFF (Low). \u003cspan class=\"citation-758 citation-end-758\"\u003eIf either input, or both inputs, receive a High signal, the output is immediately forced Low.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\" id=\"p-rc_9604430517ad7bf4-672\"\u003e\u003cspan class=\"citation-757\"\u003eThe \"HC\" designation signifies \u003c\/span\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"31\"\u003e\u003cspan class=\"citation-757\"\u003eHigh-Speed CMOS\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-757 citation-end-757\"\u003e technology, giving this chip the blazing switching speeds of vintage TTL logic but with the ultra-low power consumption and wide voltage tolerance of modern silicon.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-756 citation-end-756\"\u003eOperating comfortably anywhere from 2.0V to 6.0V, it bridges standard 5V logic and modern 3.3V systems seamlessly.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-755 citation-end-755\"\u003eBeyond basic decision-making, the NOR gate is famous in computing history as the foundational building block for the \"SR (Set-Reset) Latch\"—the fundamental circuit used to create physical memory states from raw logic gates.\u003csup class=\"superscript\" data-turn-source-index=\"6\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\" id=\"p-rc_9604430517ad7bf4-673\"\u003e\u003cspan class=\"citation-754\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-754\"\u003eFour Independent Gates:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-754 citation-end-754\"\u003e Packs four separate 2-input NOR gates into a single 14-pin footprint, allowing you to execute multiple parallel logic operations or build dual SR latches on one chip.\u003csup class=\"superscript\" data-turn-source-index=\"7\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/b\u003e Delivers high-speed propagation with virtually zero quiescent power draw, making it highly efficient for always-on, battery-powered alarm or logic circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eWide Operating Voltage:\u003c\/b\u003e Operates flawlessly across a 2.0V to 6.0V range, ensuring plug-and-play compatibility with nearly every modern hobbyist microcontroller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eHigh Noise Immunity:\u003c\/b\u003e The CMOS inputs naturally resist false triggering from electrical interference, providing rock-solid logic states in messy, wire-heavy breadboard environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native:\u003c\/b\u003e The 0.1-inch (2.54mm) pin pitch drops flawlessly into any solderless breadboard, perfboard, or standard 14-pin DIP socket.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eSR Flip-Flops (Latches):\u003c\/b\u003e The absolute standard hardware for cross-coupling two gates together to build basic 1-bit memory cells and custom hardware debouncing circuits for mechanical switches.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eFail-Safe Alarm Logic:\u003c\/b\u003e Easily triggers a \"System OK\" green LED \u003ci data-path-to-node=\"10,1,0\" data-index-in-node=\"63\"\u003eonly\u003c\/i\u003e when neither Sensor A nor Sensor B is detecting a fault.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eHomebrew 8-Bit Computers:\u003c\/b\u003e An indispensable component for hobbyists building custom instruction decoders, memory addressing logic, and clock gating in DIY CPU builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eEducational STEM Kits:\u003c\/b\u003e The perfect hands-on tool for teaching students the principles of De Morgan's laws, Boolean algebra, and universal logic gates (since any other logic gate can technically be built using only NOR gates).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e NOR Gate (NOT-OR)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Gates:\u003c\/b\u003e 4 (Quad)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eNumber of Inputs:\u003c\/b\u003e 2 per gate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ~5.2 mA (per pin at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003ePropagation Delay:\u003c\/b\u003e ~9 ns (Typical at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 14-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42865604689991,"sku":null,"price":50.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/74hc02-nor-gate-ic-500x500-1.webp?v=1781081761"},{"product_id":"74hc374-octal-d-type-edge-triggered-flip-flop-ic-20-pin-dip-package","title":"74HC374 (Octal D-Type Edge-Triggered Flip-Flop IC - 20-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eWhen you move from blinking a few LEDs to designing complex digital systems that require shared data lines, you need a way to temporarily store and control the flow of information. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"185\"\u003e74HC374\u003c\/b\u003e is the absolute standard for 8-bit parallel data storage. This 20-pin integrated circuit contains eight D-type (Data) flip-flops. Unlike a shift register (which loads data one bit at a time sequentially), the 374 loads all 8 bits of data simultaneously the exact moment it receives a rising \"tick\" on its Clock pin. It takes a perfect, instantaneous snapshot of whatever 1s and 0s are currently on its input pins and locks them into memory.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\" id=\"p-rc_962c3de70eecaa42-688\"\u003eWhat truly makes the 74HC374 a masterpiece of digital logic is its \u003cb data-path-to-node=\"6\" data-index-in-node=\"67\"\u003e3-State (Tri-State) Outputs\u003c\/b\u003e. In complex systems like a custom CPU, multiple chips need to share the same 8 wires (the data bus). If two chips try to \"talk\" on the bus at the same time, it causes a catastrophic short circuit. \u003cspan class=\"citation-776 citation-end-776\"\u003eThe 374 features an Output Enable (OE) pin.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e When this pin is pulled High, the chip essentially physically disconnects its outputs from the circuit, entering a \"High-Impedance\" state. It remembers its stored data silently in the background, only broadcasting it to the bus when you grant it permission. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e8-Bit Parallel Operation:\u003c\/b\u003e Captures and stores a complete byte of data across 8 parallel input lines instantly, making it blazingly fast compared to serial shift registers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003ePositive Edge-Triggered:\u003c\/b\u003e Data is only saved on the rising edge of the clock signal (the exact moment the clock goes from Low to High), allowing for incredibly precise timing synchronization in CPU builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003e3-State Outputs:\u003c\/b\u003e Features a highly necessary \"High-Impedance\" mode, allowing you to tie the outputs of multiple 374 chips directly to the same shared data bus without short-circuiting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\" id=\"p-rc_962c3de70eecaa42-689\"\u003e\u003cspan class=\"citation-775\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-775\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-775 citation-end-775\"\u003e Delivers the rapid switching speeds required for microprocessor clocking, while maintaining ultra-low power consumption and a wide 2.0V to 6.0V operating range.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (20-DIP):\u003c\/b\u003e Sized to fit perfectly across the center trench of a standard solderless breadboard, or into a permanent 20-pin DIP socket on your custom PCB.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eHomebrew 8-Bit Computers:\u003c\/b\u003e The absolute standard silicon for building the \"A Register,\" \"B Register,\" and \"Instruction Register\" in iconic DIY breadboard CPU projects (like the Ben Eater 8-bit computer).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eData Bus Buffering:\u003c\/b\u003e Safely isolates delicate sensors or microcontrollers from a noisy, heavily loaded main system bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eParallel I\/O Port Expansion:\u003c\/b\u003e An excellent way to grab an 8-bit snapshot from a microcontroller's parallel port and hold it steady to drive an LCD, printer, or DAC (Digital-to-Analog Converter).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eSignal Synchronization:\u003c\/b\u003e Highly effective for taking 8 messy, unsynchronized signals from mechanical switches and perfectly aligning them to a single, clean system clock pulse.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Octal D-Type Flip-Flop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Bits:\u003c\/b\u003e 8 (1 Byte)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eTrigger Type:\u003c\/b\u003e Positive Edge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOutput Type:\u003c\/b\u003e 3-State (Tri-State \/ High-Impedance capable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eMaximum Clock Frequency:\u003c\/b\u003e \u0026gt; 50 MHz (Extremely fast data capture)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\" id=\"p-rc_962c3de70eecaa42-690\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e\u003cspan class=\"citation-774 citation-end-774\"\u003e 20-DIP (0.300\", 7.62mm width)\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42865654726727,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/74HC374-500x500-1.webp?v=1781082554"},{"product_id":"74hc125-quad-bus-buffer-with-3-state-outputs-14-pin-dip-package","title":"74HC125 (Quad Bus Buffer with 3-State Outputs - 14-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eWhen multiple sensors, microcontrollers, or memory chips need to share the exact same communication wire (like an SPI bus or an 8-bit computer data bus), you face a major electrical hazard. If two chips try to transmit data on the same wire at the same time, it creates a short circuit that can destroy your components. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"324\"\u003e74HC125\u003c\/b\u003e is the standard silicon solution to this problem. It is a quad bus buffer featuring four independent, non-inverting line drivers.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe magic of the 74HC125 lies in its \u003cb data-path-to-node=\"6\" data-index-in-node=\"37\"\u003e3-State (Tri-State) Outputs\u003c\/b\u003e. Each of the four buffers has its own dedicated Output Enable (OE) pin. When this enable pin is pulled Low, the buffer acts normally, passing data from its input to its output and boosting the signal strength. However, when the enable pin is pulled High, the buffer physically disconnects its output from the circuit, entering a \"High-Impedance\" state. This effectively makes the chip invisible to the rest of the data bus, allowing other devices to transmit safely without interference.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eFour Independent Buffers:\u003c\/b\u003e Contains four separate line drivers in a single 14-pin package, perfectly sized for isolating the four standard lines of an SPI connection (MOSI, MISO, SCK, CS).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eTri-State Outputs:\u003c\/b\u003e Safely isolates your components by providing three distinct output states: High, Low, and High-Impedance (Disconnected).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eActive-Low Output Enable:\u003c\/b\u003e Each buffer is controlled by an active-low enable pin, making it incredibly easy to control via standard microcontroller chip-select logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eSignal Boosting:\u003c\/b\u003e Acts as an excellent logic buffer to take a weak digital signal from a distant sensor and drive it strongly down a long wire to your main processor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eWide Operating Voltage:\u003c\/b\u003e Features High-Speed CMOS (HC) architecture, operating flawlessly across a 2.0V to 6.0V range for compatibility with both 3.3V and 5V logic systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eSPI Bus Multiplexing:\u003c\/b\u003e The mandatory hardware for allowing multiple SPI devices (like SD card modules and LCD screens) that don't play nicely together to share the same MISO line safely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eLogic Level Shifting:\u003c\/b\u003e Frequently used in unidirectional level-shifting circuits to safely step 5V logic signals down to 3.3V to protect delicate Raspberry Pi or ESP32 inputs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eHomebrew 8-Bit Computers:\u003c\/b\u003e An essential component for connecting discrete registers and arithmetic units to the shared main data bus in DIY CPU builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eSignal Isolation:\u003c\/b\u003e Excellent for physically isolating a programmer (like an FTDI or ICSP) from the rest of the circuit while flashing a microcontroller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Bus Buffer \/ Line Driver (Non-Inverting)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Buffers:\u003c\/b\u003e 4 (Quad)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eOutput Type:\u003c\/b\u003e 3-State (Tri-State \/ High-Impedance capable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOutput Enable Logic:\u003c\/b\u003e Active-LOW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ~35 mA (per pin)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 14-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42865707810887,"sku":null,"price":50.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/s-l1600-1-1.webp?v=1781082955"},{"product_id":"74hc244n-octal-buffer-line-driver-with-3-state-outputs-20-pin-dip-package","title":"74HC244N (Octal Buffer \/ Line Driver with 3-State Outputs - 20-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eAs your digital projects grow in complexity, you will eventually encounter a situation where a single microcontroller pin needs to \"talk\" to several different chips at once, or drive a signal down a long, noisy ribbon cable. A standard GPIO pin often lacks the current capacity to do this reliably, leading to corrupted data. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"330\"\u003e74HC244\u003c\/b\u003e is the industry-standard solution. It is an octal (8-channel) non-inverting buffer and line driver. It takes weak incoming digital signals and outputs identical, highly driven versions of those signals with enough \"muscle\" to power through capacitive loads and long wires.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eLike the quad-channel 74HC125, the true power of the 74HC244 lies in its \u003cb data-path-to-node=\"6\" data-index-in-node=\"73\"\u003e3-State (Tri-State) Outputs\u003c\/b\u003e. The eight buffers are split into two independent banks of four, each controlled by its own Active-LOW Output Enable (OE) pin. When the enable pin is pulled Low, the buffers actively drive data onto the bus. When pulled High, the buffers completely disconnect, entering a \"High-Impedance\" state. This allows multiple devices to share the exact same 8-bit data bus without short-circuiting each other, making this chip absolutely mandatory for building custom memory expansions and DIY CPUs.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e8-Bit Wide Data Path:\u003c\/b\u003e Packs eight independent buffers into a single 20-pin package, perfectly sized to handle an entire byte of data simultaneously.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eDual 4-Bit Banks:\u003c\/b\u003e The eight channels are divided into two blocks of four. You can enable all 8 channels at once, or control the upper and lower \"nibbles\" independently using the two separate OE pins.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eTri-State Outputs:\u003c\/b\u003e Safely isolates your components by providing three distinct output states: High, Low, and High-Impedance (Disconnected).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/b\u003e Operates flawlessly across a 2.0V to 6.0V range, drawing virtually zero quiescent current while providing blistering fast signal propagation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (20-DIP):\u003c\/b\u003e Sized to fit perfectly across the center trench of a standard solderless breadboard, allowing for rapid integration into classic 8-bit logic projects.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eData Bus Buffering:\u003c\/b\u003e The absolute standard hardware for isolating a delicate CPU (like a Z80 or 6502) from the heavy electrical loads of a shared system data bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eSignal Boosting (Line Driving):\u003c\/b\u003e Excellent for revitalizing weak SPI or parallel data signals before sending them down long cables to distant LCD screens or sensor arrays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eHomebrew 8-Bit Computers:\u003c\/b\u003e Frequently paired with 74HC374 or 74HC574 registers to control the flow of data moving in and out of the Arithmetic Logic Unit (ALU).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eInput Isolation:\u003c\/b\u003e A highly reliable way to physically buffer and protect a microcontroller's input pins from raw, external switches or noisy industrial sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Octal Buffer \/ Line Driver (Non-Inverting)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Buffers:\u003c\/b\u003e 8 (Octal)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eOutput Type:\u003c\/b\u003e 3-State (Tri-State \/ High-Impedance capable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOutput Enable Logic:\u003c\/b\u003e Active-LOW (Two independent enable pins controlling 4 buffers each)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ~35 mA per pin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 20-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866154831943,"sku":null,"price":70.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/74hc244n_114284_g.jpg?v=1781091754"},{"product_id":"74hc245-octal-bus-transceiver-with-3-state-outputs-20-pin-dip-package","title":"74HC245 (Octal Bus Transceiver with 3-State Outputs - 20-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eWhile the 74HC244 is perfect for sending data in a single direction, many complex digital systems require components to both send \u003ci data-path-to-node=\"5\" data-index-in-node=\"130\"\u003eand\u003c\/i\u003e receive data over the exact same wires. If your microcontroller needs to write data to a memory chip and then read data back from that same chip a millisecond later, you need a two-way traffic controller. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"343\"\u003e74HC245\u003c\/b\u003e is the industry-standard octal bus transceiver. It features eight parallel channels that can transmit data in either direction, completely eliminating the need to clutter your circuit board with separate input and output buffering chips.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe direction of the data flow is controlled by a single Direction (DIR) pin. Pulling it High sends data from Bus A to Bus B; pulling it Low reverses the flow from Bus B to Bus A. Like its one-way cousin, the 74HC245 features an active-low Output Enable (OE) pin. When this pin is pulled High, the chip entirely disconnects its outputs, entering a \"High-Impedance\" (Tri-State) mode. This safely isolates different segments of a shared data bus, preventing fatal short circuits when multiple chips attempt to communicate on the same lines simultaneously.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eBi-Directional Data Flow:\u003c\/b\u003e Features a dedicated DIR pin that instantly toggles the chip between transmitting and receiving data across all eight channels simultaneously.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eTri-State Outputs:\u003c\/b\u003e Safely isolates your components by providing a High-Impedance state, allowing multiple devices to share a main data bus without interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003e8-Bit Wide Data Path:\u003c\/b\u003e Perfectly sized to handle a complete byte of data, making it the ideal companion for 8-bit microprocessors and parallel memory architectures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/b\u003e Operates flawlessly across a 2.0V to 6.0V range, combining the rapid switching speeds of TTL logic with the extreme power efficiency of modern CMOS.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (20-DIP):\u003c\/b\u003e Sized to fit perfectly across the center trench of a standard solderless breadboard, allowing for rapid integration into classic 8-bit logic projects.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eShared Data Buses:\u003c\/b\u003e The standard hardware for isolating a delicate CPU from the heavy electrical loads of a shared system data bus in DIY 8-bit computer builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eBi-Directional Logic Buffering:\u003c\/b\u003e Easily revitalizes weak digital signals traveling in both directions down long ribbon cables or noisy PCB traces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eMemory Interfacing:\u003c\/b\u003e Mandatory for safely connecting RAM or EEPROM chips to a microprocessor where read and write operations happen on the exact same pins.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eLogic Isolation:\u003c\/b\u003e A highly reliable way to physically isolate a programmer from the rest of the circuit while flashing a microcontroller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Octal Bus Transceiver\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Channels:\u003c\/b\u003e 8 (Octal)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eData Direction:\u003c\/b\u003e Bi-Directional (Controlled by DIR pin)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOutput Type:\u003c\/b\u003e 3-State (Tri-State \/ High-Impedance capable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eOutput Enable Logic:\u003c\/b\u003e Active-LOW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ~35 mA per pin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 20-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,9,0\"\u003e\u003cb data-path-to-node=\"12,9,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866158403655,"sku":null,"price":50.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/s-l1600_4.webp?v=1781091931"},{"product_id":"74hc148-8-line-to-3-line-priority-encoder-ic-16-pin-dip-package","title":"74HC148 (8-Line to 3-Line Priority Encoder IC - 16-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eWhen designing complex control panels, custom keyboards, or diagnostic arrays, monitoring 8 individual buttons or fault sensors typically eats up 8 precious GPIO pins on your microcontroller. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"196\"\u003e74HC148\u003c\/b\u003e is the classic silicon solution to this pin-scarcity problem. It is an 8-line to 3-line priority encoder. It looks at 8 independent input lines and condenses them into a clean, 3-bit binary code output.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe absolute superpower of this chip lies in the word \u003cb data-path-to-node=\"6\" data-index-in-node=\"54\"\u003ePriority\u003c\/b\u003e. If you were using a standard encoder and two buttons were pressed at the exact same millisecond, the chip would glitch out and output garbage data. The 74HC148 solves this through integrated hardware prioritization: if multiple inputs are triggered simultaneously, it completely ignores the lower-numbered pins and cleanly outputs the binary address of the highest-order active pin (with Input 7 having the absolute highest priority). Built on High-Speed CMOS technology, it operates across a wide 2.0V to 6.0V range, handling complex hardware prioritization in mere nanoseconds while drawing virtually zero power when idle.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e8-to-3 Line Data Compression:\u003c\/b\u003e Encodes 8 individual input lines into a highly efficient 3-bit parallel binary format, freeing up 5 GPIO pins on your processor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eTrue Hardware Priority Logic:\u003c\/b\u003e Automatically resolves input conflicts on the fly, ensuring your system always responds to the most critical, highest-numbered sensor first.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eCascadable Architecture:\u003c\/b\u003e Features dedicated Enable Input (EI) and Enable Output (EO) pins, allowing you to easily chain multiple 74HC148 chips together to build 16-to-4 or 32-to-5 line encoder blocks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eMaster Status Flag (GS Pin):\u003c\/b\u003e Includes a Group Signal (GS) output pin that instantly flags your microcontroller whenever \u003ci data-path-to-node=\"8,3,0\" data-index-in-node=\"120\"\u003eany\u003c\/i\u003e valid input is triggered, acting as an excellent master interrupt driver.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (16-DIP):\u003c\/b\u003e Standard 0.1-inch (2.54mm) pin pitch allows it to drop effortlessly into any solderless breadboard, prototyping board, or 16-pin IC socket.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eHardware Interrupt Expansion:\u003c\/b\u003e The standard choice for pooling multiple critical sensor or error lines down into a single master interrupt trigger for an Arduino or ESP32.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eCustom Control Panels \u0026amp; Macro Pads:\u003c\/b\u003e Efficiently decodes multi-button inputs, control panels, and navigation switches without burning through your processor's pin count.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eRotary Switch Decoding:\u003c\/b\u003e Transforms physical, multi-position mechanical rotary switches into a tidy, microcontroller-readable binary format.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eEducational Logic Training:\u003c\/b\u003e An essential teaching tool for demonstrating binary encoding, priority ranking, and cascading logic systems in digital electronics labs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e 8-Line to 3-Line Priority Encoder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eInput Configuration:\u003c\/b\u003e 8 Active-LOW Inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eOutput Configuration:\u003c\/b\u003e 3-Bit Active-LOW Binary Output + GS + EO\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eHigh-Speed Propagation Delay:\u003c\/b\u003e ~15 ns (Typical at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ~5.2 mA per pin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 16-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866159386695,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/20200806_192406_480x320_3ffbe963-a437-4a62-918b-9db39d5611ef.webp?v=1781092145"},{"product_id":"74hc10-triple-3-input-nand-gate-ic-14-pin-dip-package","title":"74HC10 (Triple 3-Input NAND Gate IC - 14-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eWhen your digital logic circuit requires an action to be blocked or triggered based on a complex combination of three distinct hardware events, cascading standard 2-input gates can quickly clutter your PCB or breadboard layout. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"232\"\u003e74HC10\u003c\/b\u003e is the elegant, space-saving solution. This classic 14-pin integrated circuit packs three completely independent 3-input NAND (Not-AND) gates onto a single piece of silicon. A 3-input NAND gate operates on a highly specific truth table: its output remains HIGH for almost all states, dropping cleanly to a logic LOW \u003ci data-path-to-node=\"5\" data-index-in-node=\"555\"\u003eonly\u003c\/i\u003e when Input A, Input B, \u003cb data-path-to-node=\"5\" data-index-in-node=\"583\"\u003eand\u003c\/b\u003e Input C are all simultaneously driven HIGH.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eBecause the NAND gate is a recognized \"universal gate\" in digital design, combinations of this single chip can be cleverly wired to replicate any other basic logic operation—including AND, OR, NOT, and NOR functions. Built on Nexperia\/Toshiba standard \u003cb data-path-to-node=\"6\" data-index-in-node=\"252\"\u003eHigh-Speed CMOS (HC)\u003c\/b\u003e architecture, the 74HC10 combines the blistering nanosecond propagation delays of old-school TTL logic with the exceptional power efficiency and high noise immunity of modern CMOS systems. Operating smoothly on any supply voltage between 2.0V and 6.0V, it serves as a highly reliable, low-power interface between microcontrollers, memory arrays, and hardware sensors.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eThree Independent 3-Input Gates:\u003c\/b\u003e Offers three separate triple-input blocks inside a single 14-pin footprint, allowing you to monitor multi-layered sensor arrays without using extra logic chips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eUniversal Gating Capabilities:\u003c\/b\u003e Acts as a foundational logic block; multiple gates can be interconnected to form complex flip-flops, encoders, decoders, and custom data registers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/b\u003e Delivers high-speed switching frequencies with an ultra-low quiescent current draw (typically 2µA), preserving precious battery runtime on remote telemetry platforms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eExcellent Noise Immunity:\u003c\/b\u003e Built-in input clamp diodes and stable CMOS switching thresholds protect your digital signals from false triggers in electrically noisy motor-driver or power-supply environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (14-DIP):\u003c\/b\u003e Standard 0.1-inch (2.54mm) pin pitch fits seamlessly into any standard solderless breadboard, perfboard, or 14-pin low-profile DIP IC socket.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eMulti-Condition Safety Interlocks:\u003c\/b\u003e The standard hardware-level choice for triggering safety alerts or cutting power \u003ci data-path-to-node=\"10,0,0\" data-index-in-node=\"116\"\u003eonly\u003c\/i\u003e when three conditions are simultaneously met (e.g., \"Door Closed\" AND \"Pressure Nominal\" AND \"Emergency Stop Inactive\").\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eAddress Decoding \u0026amp; Memory Mapping:\u003c\/b\u003e Essential for custom hardware designers needing to decode multi-bit address lines to enable specific RAM, ROM, or I\/O banks in DIY microcomputer builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eHardware-Based S-R Latches:\u003c\/b\u003e Easily cross-coupled to build hardware memory flip-flops and bounce-free mechanical switch filters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eEducational Digital Labs:\u003c\/b\u003e A fantastic teaching tool for instructing students on multi-variable Boolean algebra, truth tables, and advanced digital gating logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e NAND Gate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Gates:\u003c\/b\u003e 3 (Triple)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eNumber of Inputs:\u003c\/b\u003e 3 per gate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (Vcc):\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ±5.2 mA (Sufficient for logic driving and standard signaling)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003ePropagation Delay:\u003c\/b\u003e ~9 ns to 15 ns (Typical at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 14-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866159910983,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/20200806_174826_480x320_76bdc5aa-859a-4c64-a3d2-c761430ade27.webp?v=1781092291"},{"product_id":"74hc164-8-bit-serial-in-parallel-out-shift-register-ic-14-pin-dip-package","title":"74HC164 (8-Bit Serial-In\/Parallel-Out Shift Register IC - 14-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\" id=\"p-rc_637a7674d0803234-20\"\u003eWhen your automation or robotics project requires driving multiple LEDs, 74-segment numeric readouts, or a bank of low-power relays, you can easily run out of hardware GPIO pins on an Arduino or ESP32. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"206\"\u003e74HC164\u003c\/b\u003e is the industry-standard solution for expanding your digital output capacity. \u003cspan class=\"citation-50 citation-end-50\"\u003eIt is an 8-bit Serial-In\/Parallel-Out (SIPO) shift register.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Instead of dedicating 8 separate processor pins to toggle 8 individual outputs, you simply feed data sequentially down a single serial line clocked by a second pin, and the chip distributes those bits across its 8 parallel output pins. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\" id=\"p-rc_637a7674d0803234-21\"\u003e\u003cspan class=\"citation-49\"\u003eWhat sets the 74HC164 apart from other shift registers (like the 74HC595) is its \u003c\/span\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"81\"\u003e\u003cspan class=\"citation-49\"\u003egated serial input and asynchronous master reset\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-49 citation-end-49\"\u003e.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-48 citation-end-48\"\u003eIt features two gated serial inputs\u003c\/span\u003e\u003cspan class=\"citation-46 citation-end-46\"\u003e, which allow you to use one line as an active data line and the other as an output-enable or gating control line.\u003csup class=\"superscript\" data-turn-source-index=\"6\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-45 citation-end-45\"\u003eEvery time the clock pin\u003c\/span\u003e\u003cspan class=\"citation-44 citation-end-44\"\u003e transitions from LOW to HIGH, the data shifts one position down the line.\u003csup class=\"superscript\" data-turn-source-index=\"8\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-43 citation-end-43\"\u003eAdditionally, the inclusion of a dedicated Master Reset \u003c\/span\u003e\u003cspan class=\"citation-42 citation-end-42\"\u003e pin allows your microcontroller to wipe all 8 outputs back to LOW instantly, providing an excellent safety override or initialization control in custom logic architectures.\u003csup class=\"superscript\" data-turn-source-index=\"10\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e8-Bit Pin Expansion:\u003c\/b\u003e Effortlessly multiplies your available output control lines by turning 2 or 3 microcontroller GPIO pins into 8 independent digital outputs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eGated Serial Inputs:\u003c\/b\u003e Dual data inputs provide hardware-level gating control over incoming data streams without requiring external logic gates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\" id=\"p-rc_637a7674d0803234-22\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eAsynchronous Master Reset:\u003c\/b\u003e\u003cspan class=\"citation-41 citation-end-41\"\u003e Features an active-low\u003c\/span\u003e\u003cspan class=\"citation-40 citation-end-40\"\u003e pin that instantly clears all internal registers and outputs to LOW, completely independent of the clock signal.\u003csup class=\"superscript\" data-turn-source-index=\"12\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/b\u003e Operates with blistering switching speeds up to 25 MHz (at 5V) while maintaining ultra-low quiescent power consumption, ideal for dense data telemetry.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (14-DIP):\u003c\/b\u003e Standard 0.1-inch (2.54mm) pin pitch drops perfectly into any standard solderless breadboard or 14-pin IC socket for seamless prototyping.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eIndustrial LED Driver Matrices:\u003c\/b\u003e The standard hardware-level block used to manage complex multi-LED diagnostic control panels and sequence lighting arrays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eMicrocontroller Pin Multiplexing:\u003c\/b\u003e Dramatically extends the output capabilities of pin-constrained IoT boards like the ESP8266 or basic ATtiny microcontrollers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003e7-Segment Display Drivers:\u003c\/b\u003e Excellent for driving single or multi-digit numeric displays by sequentially shifting in the segment maps.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eParallel-to-Serial Data Conversion Networks:\u003c\/b\u003e Can be paired with downstream logic architectures to reconstruct parallel bytes from serial communication lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Serial-In \/ Parallel-Out Shift Register\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Output Bits:\u003c\/b\u003e 8 Bits (Parallel Outputs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage :\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eClock Frequency:\u003c\/b\u003e Up to 25 MHz (Typical at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e ±5.2 mA per pin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003ePropagation Delay:\u003c\/b\u003e ~18 ns (Typical at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 14-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866163843143,"sku":null,"price":50.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/57_480x480_a7515494-2d32-4977-b8d2-ee0bf9be9192.webp?v=1781093111"},{"product_id":"74hc86-quad-2-input-exclusive-or-xor-gate-ic-14-pin-dip-package-1","title":"74HC86 (Quad 2-Input Exclusive-OR \/ XOR Gate IC - 14-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eWhen your electronic project requires a strict conditional check where an action triggers if and only if two inputs are completely different, standard logic blocks like OR gates won't suffice. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"197\"\u003e74HC86\u003c\/b\u003e is the industry-standard silicon solution. This classic 14-pin integrated circuit houses four completely independent 2-input Exclusive-OR (XOR) gates.\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eBuilt on Nexperia\/Toshiba standard \u003cb data-path-to-node=\"8\" data-index-in-node=\"35\"\u003eHigh-Speed CMOS (HC)\u003c\/b\u003e architecture, the 74HC86 delivers the blazing nanosecond switching propagation speeds of traditional TTL circuits while drawing practically zero quiescent current when idling. This makes it highly sought after for dense prototyping on always-on, battery-backed automation nodes. Operating seamlessly across a wide 2.0V to 6.0V range, it serves as a bulletproof digital logic interface capable of directly bridging 3.3V IoT platforms like the ESP32 with traditional 5V hardware controllers.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eFour Independent Gates:\u003c\/b\u003e Packs four separate 2-input XOR blocks into a compact 14-pin layout, offering enough internal hardware paths to construct a functional 2-bit binary adder on a single chip.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eDynamic Controlled Inversion:\u003c\/b\u003e By wiring one input pin permanently HIGH, the gate converts into a classic NOT inverter for the opposite pin. If tied permanently LOW, the input passes through unchanged. This allows you to toggle signal states dynamically using a single GPIO line.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS Architecture:\u003c\/b\u003e Propagates data signals across gates in a lightning-fast 11 ns (typical at 5V), handling high-speed data streams or high-frequency clock distributions smoothly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eRugged Input Clamping Protection:\u003c\/b\u003e Integrated input clamp diodes safeguard the internal CMOS circuitry against static discharge and minor voltage overshoots, improving longevity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (14-DIP):\u003c\/b\u003e Standard 0.1-inch (2.54mm) pin pitch fits effortlessly into standard solderless breadboards, perfboards, and low-profile 14-pin IC sockets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eArithmetic Logic Units (ALUs):\u003c\/b\u003e The fundamental silicon component required for engineering hardware-level full-adders and subtractors in homebrew 8-bit computer designs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eParity Generation \u0026amp; Error Checking:\u003c\/b\u003e Extensively utilized in serial communication hardware setups to evaluate data byte consistency and inject or verify parity bits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003ePhase Comparators \u0026amp; Wave Matching:\u003c\/b\u003e Ideal for processing analog square waves to detect fractional alignment offsets or phase shifts between dual-rail reference signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eHardware Signal Encryption:\u003c\/b\u003e Serves as the elementary building block for physical bitwise data scrambling arrays and encryption key hardware masks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003cb data-path-to-node=\"13\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"14\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,0,0\"\u003e\u003cb data-path-to-node=\"14,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,1,0\"\u003e\u003cb data-path-to-node=\"14,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e XOR Gate (Exclusive-OR)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,2,0\"\u003e\u003cb data-path-to-node=\"14,2,0\" data-index-in-node=\"0\"\u003eNumber of Gates:\u003c\/b\u003e 4 (Quad)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,3,0\"\u003e\u003cb data-path-to-node=\"14,3,0\" data-index-in-node=\"0\"\u003eNumber of Inputs:\u003c\/b\u003e 2 per gate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,4,0\"\u003e\u003cb data-path-to-node=\"14,4,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (\u003cspan class=\"math-inline\" data-math=\"V_{CC}\" data-index-in-node=\"26\"\u003e$V_{CC}$\u003c\/span\u003e):\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,5,0\"\u003e\u003cb data-path-to-node=\"14,5,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e \u003cspan class=\"math-inline\" data-math=\"\\pm\" data-index-in-node=\"24\"\u003e$\\pm$\u003c\/span\u003e5.2 mA (Sufficient for logic signaling and driving indicator LEDs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,6,0\"\u003e\u003cb data-path-to-node=\"14,6,0\" data-index-in-node=\"0\"\u003ePropagation Delay:\u003c\/b\u003e ~11 ns (Typical at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,7,0\"\u003e\u003cb data-path-to-node=\"14,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 14-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,8,0\"\u003e\u003cb data-path-to-node=\"14,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866170462279,"sku":null,"price":100.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/51H1T1voqcL._SL1114.jpg?v=1781094572"},{"product_id":"74hc14-hex-inverting-schmitt-trigger-ic-14-pin-dip-package","title":"74HC14 (Hex Inverting Schmitt Trigger IC - 14-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\"\u003eIn the real world, digital signals are rarely perfect. Mechanical buttons physically \"bounce\" when pressed, creating dozens of rapid electrical spikes. Analog sensors often output slow, sloping voltages. If you feed these messy, ambiguous signals directly into a microcontroller or standard logic gate, the chip will get confused, leading to erratic behavior and multiple false triggers. The \u003cb data-path-to-node=\"5\" data-index-in-node=\"392\"\u003e74HC14\u003c\/b\u003e is the hardware cure for messy signals. It contains six independent inverters (NOT gates), but with a massive superpower: \u003cb data-path-to-node=\"5\" data-index-in-node=\"521\"\u003eSchmitt Trigger inputs\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eA standard logic gate has a single voltage threshold to decide if a signal is HIGH or LOW. A Schmitt Trigger has \u003ci data-path-to-node=\"6\" data-index-in-node=\"113\"\u003ehysteresis\u003c\/i\u003e—meaning it has two distinct, separate thresholds. The incoming voltage has to rise past a high threshold to turn the output ON, but to turn it OFF, the voltage has to drop significantly lower past a different, lower threshold. This \"dead zone\" entirely ignores the electrical noise and physical chatter of a bouncing switch, instantly snapping a dirty, sluggish wave into a perfect, crisp, high-speed digital pulse.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eBuilt-In Hysteresis:\u003c\/b\u003e The absolute best hardware solution for filtering out line noise and safely bridging the gap between slow analog signals and fast digital logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eSix Independent Channels (Hex):\u003c\/b\u003e Packs six completely separate signal-conditioning inverters into a single 14-pin package.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eInverting Logic:\u003c\/b\u003e Operates as a classic NOT gate. What goes in is flipped on the way out (a dirty HIGH input yields a clean LOW output, and vice versa).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/b\u003e Operates seamlessly across a wide 2.0V to 6.0V range, combining incredibly low power consumption with ultra-fast output switching speeds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (14-DIP):\u003c\/b\u003e Sized perfectly for standard 0.1-inch (2.54mm) solderless breadboards, allowing for rapid integration into any digital project.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eHardware Debouncing:\u003c\/b\u003e The gold standard for wiring up pushbuttons, limit switches, and rotary encoders so they only trigger your Arduino \u003ci data-path-to-node=\"10,0,0\" data-index-in-node=\"136\"\u003eexactly\u003c\/i\u003e once per physical click.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eSimple RC Oscillators:\u003c\/b\u003e Because of the hysteresis, you can build a highly reliable, flashing clock generator using only a single 74HC14 channel, one resistor, and one capacitor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eSignal Squaring:\u003c\/b\u003e Excellent for taking a smooth, rolling sine wave (like from an audio circuit or AC transformer) and chopping it into a harsh digital square wave for frequency counting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eDelay Circuits:\u003c\/b\u003e Easily creates hardware-level time delays when paired with a resistor-capacitor (RC) network to control power-on sequencing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Hex Inverting Schmitt Trigger\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Channels:\u003c\/b\u003e 6 (Hex)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage (\u003cspan class=\"math-inline\" data-math=\"V_{CC}\" data-index-in-node=\"26\"\u003e$V_{CC}$\u003c\/span\u003e):\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eMaximum Output Current:\u003c\/b\u003e \u003cspan class=\"math-inline\" data-math=\"\\pm\" data-index-in-node=\"24\"\u003e$\\pm$\u003c\/span\u003e5.2 mA per pin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eHysteresis Voltage:\u003c\/b\u003e Typically ~0.9V at \u003cspan class=\"math-inline\" data-math=\"V_{CC}\" data-index-in-node=\"39\"\u003e$V_{CC}$\u003c\/span\u003e = 5V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 14-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866171969607,"sku":null,"price":100.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/276-8214.png?v=1781094964"},{"product_id":"74hc259d-8-bit-addressable-latch-1-to-8-demultiplexer-ic-16-pin-soic-surface-mount-package","title":"74HC259D (8-Bit Addressable Latch \/ 1-to-8 Demultiplexer IC - 16-Pin SOIC Surface Mount Package)","description":"\u003cp data-path-to-node=\"5\"\u003eWhen you need to expand your microcontroller's outputs to drive multiple LEDs or relays, the standard choice is a 74HC595 shift register. However, shift registers have a major drawback: if you only want to turn off LED #7, you are forced to clock in the data for all eight LEDs all over again. The \u003cb data-index-in-node=\"298\" data-path-to-node=\"5\"\u003e74HC259D\u003c\/b\u003e takes a completely different, much faster approach. It is an 8-bit addressable latch. Instead of shifting data down a line, you simply use three binary address pins to target one specific output pin. You feed your 1 or 0 into the single Data input, pulse the Latch Enable (LE) pin, and the chip instantly updates \u003ci data-index-in-node=\"636\" data-path-to-node=\"5\"\u003eonly\u003c\/i\u003e that specific addressed pin, safely holding the previous states of all the other seven pins.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThis specific \"D\" variant comes in a compact 16-pin SOIC surface-mount package, making it perfect for custom PCB designs where board space is at a premium. Built on standard High-Speed CMOS (HC) architecture, it acts as a highly versatile 4-in-1 tool depending on how you drive the Latch Enable and Clear pins: it can function as an addressable latch, a memory demultiplexer, a standard 1-to-8 decoder, or it can instantly wipe all outputs back to LOW.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"7\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,0,0\"\u003eTargeted Pin Control:\u003c\/b\u003e Instantly address and change the state of a single output without disrupting the data held on the other seven pins, drastically reducing microcontroller processing overhead.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,1,0\"\u003e4-Mode Operation:\u003c\/b\u003e Functions as an addressable latch, a standard 1-to-8 line demultiplexer, a decoder, or a clearable memory bank based on your hardware wiring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,2,0\"\u003eMaster Clear Pin:\u003c\/b\u003e Features a dedicated active-LOW Clear (\u003cspan data-index-in-node=\"57\" data-math=\"\\overline{CLR}\" class=\"math-inline\"\u003e$\\overline{CLR}$\u003c\/span\u003e) pin that instantly wipes all eight outputs to Ground, perfect for emergency-stop or reset logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,3,0\"\u003eHigh-Speed CMOS (HC) Architecture:\u003c\/b\u003e Delivers high-speed nanosecond data routing while operating seamlessly anywhere between 2.0V and 6.0V.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,4,0\"\u003eSurface Mount Design (SOIC-16):\u003c\/b\u003e The compact \"D\" package is designed for modern SMD manufacturing, significantly reducing the footprint on your custom printed circuit boards compared to bulky DIP chips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"9\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,0,0\"\u003eAdvanced Pin Expansion:\u003c\/b\u003e An incredibly efficient way to control massive banks of indicator LEDs or small relays where only one or two states change at a time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,1,0\"\u003eCustom I\/O Routing:\u003c\/b\u003e The go-to hardware for routing a single serial data line or PWM signal to one of eight different hardware targets on the fly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,2,0\"\u003eSynthesizer \u0026amp; Audio Matrix Control:\u003c\/b\u003e Excellent for routing control voltages or trigger signals to specific channels in custom music synthesizers without dropping adjacent channels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,3,0\"\u003eHigh-Speed Logic Demultiplexing:\u003c\/b\u003e Reconstructs parallel data from a serial stream faster than a shift register when paired with a binary counter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"11\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,0,0\"\u003eLogic Family:\u003c\/b\u003e 74HC (High-Speed CMOS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,1,0\"\u003eLogic Function:\u003c\/b\u003e 8-Bit Addressable Latch \/ 1-to-8 Demultiplexer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,2,0\"\u003eNumber of Outputs:\u003c\/b\u003e 8 (Latched)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,4,0\"\u003eOperating Supply Voltage :\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,5,0\"\u003eMaximum Output Current: \u003c\/b\u003e5.2 mA per pin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866173608007,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/DIL-16_360x_832c0ada-2c39-4ed7-b047-b6f48c20c531.avif?v=1781095343"},{"product_id":"74hc165-8-bit-parallel-in-serial-out-shift-register-ic-16-pin-dip-package","title":"74HC165 (8-Bit Parallel-In\/Serial-Out Shift Register IC - 16-Pin DIP Package)","description":"\u003cp data-path-to-node=\"5\" id=\"p-rc_c548e85270bbdad0-65\"\u003eWhen your design grows to include large keypads, rows of limit switches, or complex diagnostic dip-switches, you will quickly hit a wall with your microcontroller's available input pins. While the 74HC595 handles expanding \u003ci data-path-to-node=\"5\" data-index-in-node=\"223\"\u003eoutputs\u003c\/i\u003e, the \u003cb data-path-to-node=\"5\" data-index-in-node=\"236\"\u003e74HC165\u003c\/b\u003e is the industry-standard silicon solution for expanding \u003cb data-path-to-node=\"5\" data-index-in-node=\"300\"\u003einputs\u003c\/b\u003e. \u003cspan class=\"citation-112 citation-end-112\"\u003eIt is an 8-bit Parallel-In\/Serial-Out (PISO) shift register.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Instead of wiring eight separate buttons back to eight precious GPIO pins on an Arduino or ESP32, you connect them all directly to this chip. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\" id=\"p-rc_c548e85270bbdad0-66\"\u003eThe operation is elegant and incredibly fast: you pull the Shift\/Load pin LOW to take an instantaneous hardware \"snapshot\" of all eight inputs simultaneously. Then, your microcontroller uses a clock line to sequentially tick through the chip, reading those eight button states one after the other down a single serial data line. \u003cspan class=\"citation-111 citation-end-111\"\u003eBecause it features a dedicated serial input pin \u003c\/span\u003e\u003cspan class=\"citation-110 citation-end-110\"\u003e, you can easily chain multiple 74HC165 chips together in a daisy-chain configuration—allowing you to read 16, 24, or even 64 individual buttons while still utilizing only 3 or 4 pins on your primary processor.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e8-Bit Input Expansion:\u003c\/b\u003e Converts an 8-bit wide parallel input block into a clean, sequential serial data stream, freeing up massive amounts of microcontroller I\/O.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eInstantaneous Parallel Loading:\u003c\/b\u003e Asynchronous load overrides the clock completely, capturing a precise, simultaneous snapshot of all inputs without timing lag.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\" id=\"p-rc_c548e85270bbdad0-67\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eInfinitely Cascadable:\u003c\/b\u003e\u003cspan class=\"citation-109 citation-end-109\"\u003e Features a dedicated serial input \u003c\/span\u003e\u003cspan class=\"citation-108 citation-end-108\"\u003epin to daisy-chain additional chips together, massively multiplying input capacity over the same SPI-like bus lines.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\" id=\"p-rc_c548e85270bbdad0-68\"\u003e\u003cspan class=\"citation-107\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-107\"\u003eComplementary Serial Outputs:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-107 citation-end-107\"\u003e Provides both standard serial output \u003c\/span\u003e\u003cspan class=\"citation-106 citation-end-106\"\u003e and inverted serial output\u003c\/span\u003e\u003cspan class=\"citation-105 citation-end-105\"\u003e pins, granting excellent flexibility for varying downstream logic architectures.\u003csup class=\"superscript\" data-turn-source-index=\"8\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (16-DIP):\u003c\/b\u003e Standard 0.1-inch (2.54mm) pin pitch drops perfectly into standard solderless breadboards, prototyping perfboards, and 16-pin IC sockets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eIndustrial Control Panels:\u003c\/b\u003e The absolute standard hardware choice for monitoring dense arrays of status switches, selector dials, and emergency stops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eCustom Keyboards \u0026amp; Matrix Scanning:\u003c\/b\u003e Safely handles large macro pads, musical instruments, and gaming controllers without exhausting processor resources.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eCNC \u0026amp; Robotics Limit Switches:\u003c\/b\u003e Pools multiple physical axis limit sensors and safety interlocks down into a tidy, manageable serial interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eDIP-Switch Reading Arrays:\u003c\/b\u003e Perfect for reading multi-position hardware configuration switches on automated circuit boards during startup cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\" id=\"p-rc_c548e85270bbdad0-69\"\u003e\u003cspan class=\"citation-104\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-104\"\u003eLogic Family:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-104 citation-end-104\"\u003e 74HC (High-Speed CMOS)\u003csup class=\"superscript\" data-turn-source-index=\"9\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Parallel-In \/ Serial-Out (PISO) Shift Register\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Input Bits:\u003c\/b\u003e 8 Bits (Parallel Inputs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\" id=\"p-rc_c548e85270bbdad0-70\"\u003e\u003cspan class=\"citation-103\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-103\"\u003eOutput Configuration:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-103 citation-end-103\"\u003e Serial Output \u003c\/span\u003e\u003cspan class=\"citation-102 citation-end-102\"\u003eand Inverted Serial Output\u003c\/span\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage :\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eHigh-Speed Clock Frequency:\u003c\/b\u003e Up to 26 MHz (Typical at 5V)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eLow Quiescent Power Draw:\u003c\/b\u003e Typically ~2µA at 25°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 16-DIP (0.300\", 7.62mm width)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole (PTH)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866175082567,"sku":null,"price":70.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/32_480x480_4bc8766b-fb6c-4b29-afc9-f8eb70184bcc.webp?v=1781095577"},{"product_id":"74hc574-octal-d-type-flip-flop-ic-20-pin-dip-package","title":"74HC574 Octal D-Type Flip-Flop IC - 20-Pin DIP Package","description":"\u003cp data-path-to-node=\"4\"\u003eWhen you are designing complex digital systems like DIY 8-bit computers or parallel data buses, you need a way to temporarily store a full byte of information. The \u003cb data-path-to-node=\"4\" data-index-in-node=\"164\"\u003e74HC574\u003c\/b\u003e is the absolute standard for organized 8-bit parallel data storage. This 20-pin integrated circuit contains eight D-type flip-flops. It loads all 8 bits of data simultaneously the exact moment it receives a rising signal on its Clock pin, locking the current inputs into memory.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003eWhat makes the 74HC574 vastly superior to older chips like the 74HC374 is its physical hardware layout. Older chips have their input and output pins alternating down both sides, making wiring messy and complex. The 74HC574 features a flow-through architecture where all eight input pins are lined up sequentially on one side of the chip, and all eight output pins are lined up directly across from them on the opposite side. This allows for incredibly neat, straight-line wiring in your logic projects.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eLike all proper bus interfacing chips, it features 3-state outputs controlled by an Output Enable pin. When this pin is pulled High, the chip enters a High-Impedance state, physically disconnecting its outputs so other chips can transmit on the shared data bus without causing fatal short circuits.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eOrganized Flow-Through Pinout:\u003c\/b\u003e Makes custom PCB routing and breadboard wiring clean and intuitive.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003e8-Bit Parallel Operation:\u003c\/b\u003e Captures and stores a complete byte of data instantly across 8 parallel lines, far faster than serial shift registers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003ePositive Edge-Triggered:\u003c\/b\u003e Mechanism ensures data is saved exactly on the rising edge of the clock signal for precise system synchronization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003e3-State Outputs:\u003c\/b\u003e Provides a High-Impedance mode allowing you to tie the outputs of multiple chips directly to the same shared system data bus safely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS Architecture:\u003c\/b\u003e Delivers rapid switching speeds while maintaining ultra-low power consumption across a wide 2.0V to 6.0V operating range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003ePerfect For\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eHomebrew 8-Bit Computers:\u003c\/b\u003e Where you need to build the accumulator, B register, or instruction register.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eData Bus Buffering:\u003c\/b\u003e To safely hold and isolate data from a microcontroller before broadcasting it to a shared main system bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eParallel I\/O Expansion:\u003c\/b\u003e To grab an 8-bit snapshot from a parallel port and hold it steady to drive displays or digital-to-analog converters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eHardware State Machines:\u003c\/b\u003e Requiring reliable, synchronized clocking for multi-bit data structures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003eTechnical Specifications\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC High-Speed CMOS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Octal D-Type Edge-Triggered Flip-Flop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eNumber of Bits:\u003c\/b\u003e 8\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eTrigger Type:\u003c\/b\u003e Positive Edge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eOutput Type:\u003c\/b\u003e 3-State Tri-State capable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage:\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003ePackage Case:\u003c\/b\u003e 20-DIP 0.300 inch width\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866233770055,"sku":null,"price":50.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/74HC574-Tri-State-Octal-D-Type-Flip-Flop.webp?v=1781097973"},{"product_id":"74hc393-dual-4-bit-binary-ripple-counter-ic-14-pin-dip-package","title":"74HC393 Dual 4-Bit Binary Ripple Counter IC - 14-Pin DIP Package","description":"\u003cp data-path-to-node=\"3\"\u003eWhen your automation circuit or logic system needs to count incoming events, generate custom frequencies, or divide a master clock signal, using microcontroller code can sometimes create unnecessary processing lag. The 74HC393 handles this entirely in hardware. This 14-pin integrated circuit houses two completely independent 4-bit binary ripple counters. Because it contains two distinct counting blocks on a single chip, you can use them separately to track two different events, or easily cascade them together to create a powerful, single 8-bit counter capable of counting from 0 up to 255.\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eEach 4-bit counter works by listening to a negative-edge clock input. Every time the clock signal transitions from HIGH to LOW, the counter increments by one, outputting the result across four parallel binary pins. Each stage divides the incoming frequency by two, making this chip incredibly effective for scaling down high-frequency oscillator signals. Additionally, each counter features its own dedicated, active-HIGH Master Reset pin. Pulsing this pin instantly clears the entire 4-bit count back to zero, giving your system total control over specific counting limits and cycling sequences.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eDual Independent Counters:\u003c\/b\u003e Packs two separate 4-bit binary counters into a single 14-pin package, allowing you to run two independent counting tasks simultaneously.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eCascadable 8-Bit Capability:\u003c\/b\u003e By simply connecting the highest output pin of the first counter to the clock input of the second counter, the chip seamlessly transforms into a full 8-bit ripple counter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eAsynchronous Master Reset:\u003c\/b\u003e Features independent reset pins for each counter block that instantly clear all outputs to LOW, overriding the clock signal for precise safety and cycling control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS Architecture:\u003c\/b\u003e Capable of handling rapid input frequencies up to 50 MHz (typical at 5V) while drawing virtually zero quiescent current when idle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (14-DIP):\u003c\/b\u003e Standard 0.1-inch (2.54mm) pin pitch allows it to drop directly into standard solderless breadboards, perfboards, and 14-pin IC sockets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003ePerfect For\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eFrequency Division Networks:\u003c\/b\u003e Excellent for taking a fast master clock signal and stepping it down to slower, usable frequencies for downstream digital logic blocks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eDigital Clocks and Timers:\u003c\/b\u003e Widely used to build multi-stage timing chains that count seconds, minutes, and hours by resetting the count at specific values like 60.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eEvent Tracking and Multiplexing:\u003c\/b\u003e Perfect for counting physical events, sensor triggers, or button presses before sending a summarized count to a microcontroller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eHardware Address Generation:\u003c\/b\u003e Ideal for pairing with binary sequences to sequentially step through addresses in RAM, ROM, or multiplexed LED displays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC High-Speed CMOS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Dual 4-Bit Binary Ripple Counter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eCounter Type:\u003c\/b\u003e Binary Ripple Counter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eNumber of Bits:\u003c\/b\u003e 8 Bits total (Two independent 4-bit stages)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eTrigger Type:\u003c\/b\u003e Negative-Edge (High-to-Low transition)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,5,0\"\u003e\u003cb data-path-to-node=\"10,5,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage:\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,6,0\"\u003e\u003cb data-path-to-node=\"10,6,0\" data-index-in-node=\"0\"\u003ePackage Case:\u003c\/b\u003e 14-DIP 0.300 inch width\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,7,0\"\u003e\u003cb data-path-to-node=\"10,7,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866236227655,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/20200919_145848_480x352_c8f03ab7-a980-44a7-bf7f-7a8b401b4859.webp?v=1781098404"},{"product_id":"74hc73-dual-j-k-flip-flop-with-reset-ic-14-pin-dip-package","title":"74HC73 Dual J-K Flip-Flop with Reset IC - 14-Pin DIP Package","description":"\u003cp data-path-to-node=\"3\" id=\"p-rc_a14e8933b06df8db-92\"\u003eWhen your digital circuit needs a memory element that can do more than just latch a single bit of data, the 74HC73 is the classic hardware solution. \u003cspan class=\"citation-132 citation-end-132\"\u003eThis 14-pin integrated circuit contains two completely independent J-K flip-flops.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-131 citation-end-131\"\u003eWhile a standard D-type flip-flop only stores whatever is on its input, a J-K flip-flop has two control inputs (J and K) that give it four distinct modes of operation.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Depending on how you set the J and K pins, the chip can hold its current state, force the output High, force the output Low, or completely toggle its output back and forth every time a clock pulse arrives. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\" id=\"p-rc_a14e8933b06df8db-93\"\u003e\u003cspan class=\"citation-130 citation-end-130\"\u003eEach flip-flop inside the 74HC73 is negative-edge triggered, meaning the chip updates its output exactly when the clock signal transitions from a High state down to a Low state.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Additionally, each flip-flop features a dedicated, active-Low Reset pin. Pulling this pin to Ground instantly wipes the output back to zero, ignoring the clock and the J-K inputs entirely, which is essential for safely initializing a circuit when power is first turned on. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\" id=\"p-rc_a14e8933b06df8db-94\"\u003e\u003cspan class=\"citation-129\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-129\"\u003eDual Independent Flip-Flops:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-129 citation-end-129\"\u003e Packs two separate J-K memory circuits into a single 14-pin footprint, saving valuable space on your circuit board.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eFour-Mode Logic Control:\u003c\/b\u003e The J and K inputs allow the chip to hold, set, reset, or toggle its output, making it highly adaptable for complex hardware state machines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eNegative-Edge Triggered:\u003c\/b\u003e Synchronizes logic updates precisely on the falling edge of your system clock.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eAsynchronous Reset:\u003c\/b\u003e Features a dedicated clear pin for each flip-flop that instantly forces the outputs to a Low state for safety and initialization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS Architecture:\u003c\/b\u003e Operates with blistering nanosecond switching speeds while drawing virtually zero idle current across a 2.0V to 6.0V range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003ePerfect For\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eCustom Frequency Dividers:\u003c\/b\u003e By tying both the J and K inputs High, the chip turns into a toggle flip-flop, perfectly dividing an incoming clock frequency exactly in half.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eHardware State Machines:\u003c\/b\u003e The absolute fundamental building block for designing custom sequencers and logic controllers without writing microcontroller code.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eRipple Counters:\u003c\/b\u003e Easily cascaded together to build custom binary up or down counters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003ePushbutton Toggles:\u003c\/b\u003e Excellent for converting a momentary pushbutton press into a push-on, push-off maintained switch when paired with a debouncing circuit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC High-Speed CMOS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Dual J-K Flip-Flop with Reset\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eTrigger Type:\u003c\/b\u003e Negative-Edge (High-to-Low transition)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eOutput Configuration:\u003c\/b\u003e Standard Q and Inverted Not-Q outputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage:\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,5,0\"\u003e\u003cb data-path-to-node=\"10,5,0\" data-index-in-node=\"0\"\u003ePackage Case:\u003c\/b\u003e 14-DIP 0.300 inch width\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,6,0\"\u003e\u003cb data-path-to-node=\"10,6,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866327060551,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/74hc73-1000x1000.png?v=1781099019"},{"product_id":"74hc05-hex-inverter-with-open-drain-outputs-ic-14-pin-dip-package","title":"74HC05 Hex Inverter with Open-Drain Outputs IC - 14-Pin DIP Package","description":"\u003cp data-path-to-node=\"3\" id=\"p-rc_9a470d7dc0832254-102\"\u003e\u003cspan class=\"citation-146 citation-end-146\"\u003eEvery digital logic project eventually needs a NOT gate to flip a signal from High to Low, or Low to High.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e While the standard 74HC04 is the go-to chip for basic inverting, the 74HC05 offers a highly specific, powerful hardware variation. \u003cspan class=\"citation-145 citation-end-145\"\u003eThis 14-pin integrated circuit contains six completely independent inverters, but instead of standard push-pull outputs, it features Open-Drain outputs.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eA standard logic chip forcefully pushes a signal High or pulls it Low. The 74HC05, because of its open-drain architecture, can only actively pull a signal Low (acting like a switch connected to Ground). When the chip wants to output a High signal, it simply disconnects, leaving the pin floating. To actually get a High signal, you must physically wire a pull-up resistor from the output pin to your positive voltage supply. This unique trait allows you to physically wire the outputs of multiple 74HC05 gates together onto a single wire without causing a fatal short circuit. If any one of the gates turns ON, it pulls the entire shared line Low.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eOpen-Drain Architecture:\u003c\/b\u003e Allows multiple gate outputs to be safely tied together on a single physical trace, an impossible feat with standard logic chips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\" id=\"p-rc_9a470d7dc0832254-103\"\u003e\u003cspan class=\"citation-144\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-144\"\u003eSix Independent Gates:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-144 citation-end-144\"\u003e Packs a half-dozen separate inverters into a single 14-pin package to manage multiple signal lines at once.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eCurrent Sinking Capability:\u003c\/b\u003e Excellent for acting as a series of low-side switches to turn on small indicator LEDs or optocouplers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\" id=\"p-rc_9a470d7dc0832254-104\"\u003e\u003cspan class=\"citation-143\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-143\"\u003eHigh-Speed CMOS Technology:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-143 citation-end-143\"\u003e Combines the ultra-low power consumption of modern CMOS with rapid switching speeds across a 2.0V to 6.0V range.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eBreadboard Native (14-DIP):\u003c\/b\u003e Sized with standard 0.1-inch spacing to drop effortlessly into solderless breadboards and prototyping boards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003ePerfect For\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\" id=\"p-rc_9a470d7dc0832254-105\"\u003e\u003cspan class=\"citation-142\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-142\"\u003eWired-AND Logic Circuits:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-142 citation-end-142\"\u003e By tying multiple outputs to a single pull-up resistor, you can instantly create a massive AND gate without needing any additional chips.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eBus Interfacing:\u003c\/b\u003e The standard hardware method for driving shared data communication lines where multiple devices need to take turns talking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eVoltage Translation:\u003c\/b\u003e Can be cleverly used with different pull-up resistor voltages to safely interface a 5V microcontroller with lower-voltage logic families.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eLED Driving:\u003c\/b\u003e Highly efficient for sinking current to drive small arrays of panel indicator lights.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC High-Speed CMOS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Hex Inverter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eOutput Configuration:\u003c\/b\u003e Open-Drain\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eNumber of Gates:\u003c\/b\u003e 6\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage:\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,5,0\"\u003e\u003cb data-path-to-node=\"10,5,0\" data-index-in-node=\"0\"\u003ePackage Case:\u003c\/b\u003e 14-DIP 0.300 inch width\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,6,0\"\u003e\u003cb data-path-to-node=\"10,6,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866347638855,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/af6e29b7-97ec-414a-8502-d0d7c74b25dc.d60b50e90a82439b2cb59cde291d64ac.webp?v=1781099168"},{"product_id":"74hc273-octal-d-type-flip-flop-with-reset-ic-20-pin-dip-package","title":"74HC273 Octal D-Type Flip-Flop with Reset IC - 20-Pin DIP Package","description":"\u003cp data-path-to-node=\"3\" id=\"p-rc_d6ac03fd485da94c-111\"\u003eWhen your digital circuit needs to store a full byte of data, you typically reach for an octal D-type flip-flop. While the 74HC574 is famous for its 3-state outputs used on shared data buses, the 74HC273 takes a different approach. \u003cspan class=\"citation-153 citation-end-153\"\u003eThis 20-pin integrated circuit contains eight D-type flip-flops that share a common clock, but instead of an output enable pin, it features a master asynchronous Reset pin.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eEvery time the clock signal transitions from Low to High, all eight input pins are instantly read and locked into memory on the eight output pins. The true power of the 74HC273 lies in its Master Reset (Clear) pin. Pulling this active-Low pin to Ground instantly wipes all eight outputs back to zero, completely ignoring the clock and data inputs. Because the outputs are standard push-pull logic rather than tri-state, they are always active, making this chip ideal for directly driving LEDs, displays, or downstream logic gates where you need a guaranteed zero state on startup.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003e8-Bit Parallel Operation:\u003c\/b\u003e Captures and stores a complete byte of data instantly across 8 parallel lines on a single clock pulse.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eAsynchronous Master Reset:\u003c\/b\u003e Features a dedicated active-Low clear pin that instantly forces all eight outputs to Ground, ensuring safe hardware initialization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003ePositive Edge-Triggered:\u003c\/b\u003e Data is securely latched exactly on the rising edge of the clock signal, preventing data corruption from noisy inputs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eAlways-Active Outputs:\u003c\/b\u003e Standard push-pull outputs continuously drive downstream components without the need to manage an output enable line.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eHigh-Speed CMOS Architecture:\u003c\/b\u003e Delivers rapid nanosecond switching speeds while drawing virtually zero idle current across a wide 2.0V to 6.0V range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003ePerfect For\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eHardware State Machines:\u003c\/b\u003e The standard memory block for building custom logic sequencers that require a hard reset condition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eLED and Display Buffers:\u003c\/b\u003e Excellent for holding an 8-bit pattern steady to drive control panel indicator lights.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eSafe Startup Circuits:\u003c\/b\u003e Crucial for applications like motor controllers where you must guarantee all control lines are pulled Low the moment power is turned on.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eShift Register Expansion:\u003c\/b\u003e Can be paired with multiplexers to create custom, resettable serial-to-parallel data converters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eTechnical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eLogic Family:\u003c\/b\u003e 74HC High-Speed CMOS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eLogic Function:\u003c\/b\u003e Octal D-Type Flip-Flop with Reset\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eNumber of Bits:\u003c\/b\u003e 8\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eTrigger Type:\u003c\/b\u003e Positive Edge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eOutput Type:\u003c\/b\u003e Standard Push-Pull (Always Active)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,5,0\"\u003e\u003cb data-path-to-node=\"10,5,0\" data-index-in-node=\"0\"\u003eOperating Supply Voltage:\u003c\/b\u003e 2.0V to 6.0V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,6,0\"\u003e\u003cb data-path-to-node=\"10,6,0\" data-index-in-node=\"0\"\u003ePackage Case:\u003c\/b\u003e 20-DIP 0.300 inch width\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,7,0\"\u003e\u003cb data-path-to-node=\"10,7,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Through-Hole\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42866378899527,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/Untitled-design-19.webp?v=1781099408"}],"url":"https:\/\/www.ktechnics.com\/collections\/74-series-ics.oembed","provider":"K-TECHNICS","version":"1.0","type":"link"}