{"product_id":"cd74hc646en","title":"CD74HC646EN","description":"\u003cp\u003eThe CD74HC646EN is a high-speed CMOS octal bus transceiver from Texas Instruments, designed for non-inverting bidirectional data transfer. Operating from 2V to 6V, it features 3-state outputs with 7.8mA drive capability. This 74HC logic device is ideal for mixed-voltage systems, automotive electronics, and industrial controls. Its wide temperature range (-55°C to 125°C) ensures reliable operation in harsh environments. The 24-pin DIP package is suitable for through-hole assembly, providing a robust solution for bus interfacing and signal buffering.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Supply Range (2V to 6V):\u003c\/strong\u003e Compatible with 3.3V and 5V logic, reducing the need for level shifters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Temperature Range (-55°C to 125°C):\u003c\/strong\u003e Suitable for automotive and military-grade applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power CMOS:\u003c\/strong\u003e Consumes minimal quiescent current, ideal for battery-powered devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-State Outputs:\u003c\/strong\u003e Allows multiple devices to share a bus without conflict.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMixed-Voltage Bus Interfacing\u003c\/h3\u003e\u003cp\u003eWith a 2V to 6V supply range, the CD74HC646EN can interface between 3.3V and 5V logic systems, providing level shifting without additional components.\u003c\/p\u003e\u003ch3\u003eAutomotive ECU Communication\u003c\/h3\u003e\u003cp\u003eThe wide temperature range (-55°C to 125°C) makes it ideal for under-hood automotive electronics, buffering CAN or LIN bus signals.\u003c\/p\u003e\u003ch3\u003eIndustrial Process Control\u003c\/h3\u003e\u003cp\u003eIn factory automation, this transceiver buffers sensor data and control signals over long cable runs, with 7.8mA drive capability.\u003c\/p\u003e\u003ch3\u003ePortable Instrumentation\u003c\/h3\u003e\u003cp\u003eFor battery-powered devices, the 74HC family's low power consumption extends battery life while maintaining high-speed operation.\u003c\/p\u003e\u003ch3\u003eFPGA\/CPLD Interface Buffering\u003c\/h3\u003e\u003cp\u003eUse it to buffer I\/O lines between an FPGA and external peripherals, protecting the FPGA from external electrical noise.\u003c\/p\u003e\u003ch3\u003eTelecom Switching Systems\u003c\/h3\u003e\u003cp\u003eIn telecom equipment, it handles high-speed data routing between backplanes and line cards, ensuring signal integrity.\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\u003eTexas Instruments\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e74HC\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\u003eTransceiver, Non-Inverting\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Elements\u003c\/td\u003e \t\u003ctd\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Bits per Element\u003c\/td\u003e \t\u003ctd\u003e8\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\u003e7.8mA, 7.8mA\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply\u003c\/td\u003e \t\u003ctd\u003e2V ~ 6V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-55°C ~ 125°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\u003e24-DIP (0.300\", 7.62mm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e24-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 CD74HC646EN?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74HC (High-speed CMOS) logic family.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a non-inverting octal bus transceiver with 3-state outputs.\u003c\/dd\u003e\n\u003cdt\u003eQ: How many channels does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 1 channel (8-bit) for bidirectional data transfer.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: The outputs are 3-State, enabling connection to shared data buses.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 2V to 6V, making it versatile for 3.3V and 5V systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the temperature range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from -55°C to 125°C, suitable for extreme environments.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":53666163130657,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/products\/cd74hc646en","provider":"HQICKEY","version":"1.0","type":"link"}