{"product_id":"snj54abt646ajt","title":"SNJ54ABT646AJT","description":"\u003cp\u003eThe SNJ54ABT646AJT is a high-performance octal transceiver from Texas Instruments, designed for bidirectional asynchronous communication between two data buses. Operating within a 4.5V to 5.5V supply range, it features non-inverting 3-State outputs and can sink up to 48mA, making it ideal for driving heavily loaded backplanes. Housed in a ceramic 24-pin CDIP, this device is specified for the -55°C to 125°C military temperature range, ensuring reliable operation in demanding environments. Its 54ABT logic family delivers a balance of speed and power efficiency, making it suitable for avionics, defense electronics, and high-reliability industrial control systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh Output Drive (48mA Sink): Can drive low-impedance or high-capacitance loads, ensuring signal integrity on long bus traces.\u003c\/li\u003e\n\u003cli\u003eMilitary Temperature Range (-55°C to 125°C): Guarantees reliable operation in extreme thermal environments, critical for aerospace and defense.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enables bus multiplexing and bidirectional data flow, allowing multiple devices to share a common data path.\u003c\/li\u003e\n\u003cli\u003eCeramic CDIP Package: Provides superior hermetic sealing and mechanical robustness compared to plastic packages, enhancing long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHigh-Reliability Bus Interfacing\u003c\/h3\u003e\u003cp\u003eIn aerospace and defense systems, the SNJ54ABT646AJT provides robust bidirectional data transfer between a microcontroller and peripheral modules. Its 3-State outputs and non-inverting architecture simplify bus isolation and direction control, while the military temperature range ensures operation in extreme environments.\u003c\/p\u003e\u003ch3\u003eMemory Address\/Data Buffering\u003c\/h3\u003e\u003cp\u003eWhen driving large memory arrays, this transceiver buffers address and data lines, reducing capacitive loading on the memory controller. The 48mA sink capability at the output helps drive high-capacitance traces without signal degradation, improving system stability.\u003c\/p\u003e\u003ch3\u003eIndustrial Control Backplane Communication\u003c\/h3\u003e\u003cp\u003eIn industrial PLCs and control systems, the device can be used to interface multiple logic cards over a shared backplane. The 3-State outputs allow multiple cards to share the same data lines, with the transceiver enabling controlled read\/write operations.\u003c\/p\u003e\u003ch3\u003eRedundant System Switching\u003c\/h3\u003e\u003cp\u003eFor fault-tolerant systems, the SNJ54ABT646AJT can be used to switch between redundant bus paths. By controlling the output enable pins, a supervisory controller can isolate a faulty section and route data through a backup path, enhancing system availability.\u003c\/p\u003e\u003ch3\u003eLevel-Shifting in Mixed-Voltage Systems\u003c\/h3\u003e\u003cp\u003eWhile operating at 5V, the device can interface with 3.3V logic if the input thresholds are compatible. This allows it to act as a buffer between 5V control logic and 3.3V peripheral devices, simplifying mixed-voltage system design.\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\u003e54ABT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003e | \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\u003e24mA, 48mA\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply\u003c\/td\u003e \t\u003ctd\u003e4.5V ~ 5.5V\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-CDIP (0.300\", 7.62mm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e24-CDIP\u003c\/td\u003e \u003c\/tr\u003e  \u003ctr\u003e   \u003ctd\u003eROHS\u003c\/td\u003e   \u003ctd\u003e\u003cimg class=\"ROSHICON\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/ROHSICON.png?v=1757832376\"\u003e\u003c\/td\u003e  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What is the logic family of the SNJ54ABT646AJT?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 54ABT logic family, designed for high-speed, low-power bus interface applications.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a non-inverting transceiver with 8 channels, enabling bidirectional data flow between two buses.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: It features 3-State outputs, allowing the device to be disconnected from the bus for multiplexing or bidirectional operation.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: The recommended supply voltage range is 4.5V to 5.5V, 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 is available in a 24-pin CDIP (Ceramic Dual In-line Package) with a 0.300-inch body width.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating temperature range?\u003c\/dt\u003e\n\u003cdd\u003eA: It is specified for the full military temperature range of -55°C to 125°C.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":53666248294689,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/fr\/products\/snj54abt646ajt","provider":"HQICKEY","version":"1.0","type":"link"}