{"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","url":"https:\/\/www.ktechnics.com\/products\/74hc574-octal-d-type-flip-flop-ic-20-pin-dip-package","provider":"K-TECHNICS","version":"1.0","type":"link"}