{"product_id":"74fct244pc","title":"74FCT244PC","description":"\u003cp\u003eThe 74FCT244PC is a high-performance non-inverting buffer from National Semiconductor, designed for 5V digital systems. Operating within a 4.75V to 5.25V supply range, it provides two channels of signal buffering with 3-State outputs. With a robust output current of 15mA source and 64mA sink, it can drive heavy bus loads and long traces. Housed in a 20-pin DIP package, this IC is ideal for memory address buffering, bus interfacing, and general signal amplification in TTL-compatible environments.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh Sink Current (64mA): Drives capacitive loads and long bus lines with fast edge rates, improving signal integrity.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enables bus sharing and multiplexing without external isolation components.\u003c\/li\u003e\n\u003cli\u003eWide 4.75V to 5.25V Supply: Compatible with standard 5V TTL logic, simplifying power design.\u003c\/li\u003e\n\u003cli\u003eThrough-Hole DIP Package: Easy to prototype and integrate into legacy PCB designs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e5V Bus Line Driving\u003c\/h3\u003e\u003cp\u003eUse the 74FCT244PC to buffer and drive high-capacitance 5V bus lines. Its 64mA sink current capability ensures fast signal edges and reliable data transfer in legacy TTL systems.\u003c\/p\u003e\u003ch3\u003eMemory Address Buffering\u003c\/h3\u003e\u003cp\u003eIn microprocessor systems, this buffer can isolate and drive address lines to multiple memory banks. The 3-State outputs allow the address bus to be shared with other peripherals without contention.\u003c\/p\u003e\u003ch3\u003eSignal Fan-Out\u003c\/h3\u003e\u003cp\u003eWhen a single TTL signal needs to drive multiple loads, the 74FCT244PC provides the necessary fan-out. Its high current drive prevents signal degradation when connecting to several inputs.\u003c\/p\u003e\u003ch3\u003eIndustrial Control I\/O\u003c\/h3\u003e\u003cp\u003eIn industrial controllers operating at 5V, this buffer can interface between a logic controller and external actuators or sensors, providing clean, amplified signals over short PCB traces.\u003c\/p\u003e\u003ch3\u003eTest Equipment Interface\u003c\/h3\u003e\u003cp\u003eFor bench test equipment, the 74FCT244PC can buffer control signals from a microcontroller to front-panel LEDs or switches, ensuring stable logic levels despite varying loads.\u003c\/p\u003e\u003ctable\u003e\n\u003ccolgroup\u003e\u003ccol\u003e\u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr\u003e \t\u003ctd\u003eProduct attributes\u003c\/td\u003e \t\u003ctd\u003eProperty Value\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eManufacturer\u003c\/td\u003e \t\u003ctd\u003eNational Semiconductor\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e74FCT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eBulk | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePart Status\u003c\/td\u003e \t\u003ctd\u003eActive\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eLogic Type\u003c\/td\u003e \t\u003ctd\u003eBuffer, Non-Inverting\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Elements\u003c\/td\u003e \t\u003ctd\u003e2\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Bits per Element\u003c\/td\u003e \t\u003ctd\u003e4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eInput Type\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOutput Type\u003c\/td\u003e \t\u003ctd\u003e3-State\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCurrent - Output High, Low\u003c\/td\u003e \t\u003ctd\u003e15mA, 64mA\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply\u003c\/td\u003e \t\u003ctd\u003e4.75V ~ 5.25V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e0°C ~ 70°C (TA)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eGrade\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eQualification\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMounting Type\u003c\/td\u003e \t\u003ctd\u003eThrough Hole\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e20-DIP (0.300\", 7.62mm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-PDIP\u003c\/td\u003e \u003c\/tr\u003e  \u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What is the logic family of the 74FCT244PC?\u003c\/dt\u003e\n\u003cdd\u003eA: The 74FCT244PC belongs to the 74FCT logic family, known for high-speed, low-power operation.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a non-inverting buffer with 2 channels, designed to strengthen and drive signals without inverting them.\u003c\/dd\u003e\n\u003cdt\u003eQ: What type of output does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It features 3-State outputs, allowing the outputs to be disabled (high-impedance) for bus multiplexing.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: The recommended supply voltage range is 4.75V to 5.25V, making it suitable for standard 5V systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package type?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-pin DIP (0.300\", 7.62mm) package, ideal for through-hole PCB mounting.\u003c\/dd\u003e\n\u003cdt\u003eQ: What are the output current capabilities?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source 15mA and sink 64mA, providing robust drive for capacitive loads and bus lines.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"National Semiconductor","offers":[{"title":"Default Title","offer_id":53666113093921,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/products\/74fct244pc","provider":"HQICKEY","version":"1.0","type":"link"}