{"product_id":"sn74ahct245ns","title":"SN74AHCT245NS","description":"\u003cp\u003eThe SN74AHCT245NS from Texas Instruments is an octal bus transceiver with 3-State outputs, designed for bidirectional data transfer in 5V systems. Operating from 4.5V to 5.5V, it delivers 8mA of drive current per channel. The TTL-compatible inputs allow direct interfacing with 3.3V logic, making it a versatile choice for mixed-voltage designs. Its non-inverting architecture preserves signal polarity, while the 20-SOIC package offers a compact footprint. Ideal for memory buses, industrial controls, and automotive electronics.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBidirectional 3-State Operation: Enables efficient read\/write bus communication without external direction control logic.\u003c\/li\u003e\n\u003cli\u003eTTL-Compatible Inputs: Accepts 3.3V logic levels, simplifying mixed-voltage system design.\u003c\/li\u003e\n\u003cli\u003eWide Temperature Range (-40°C to 125°C): Suitable for automotive and industrial environments.\u003c\/li\u003e\n\u003cli\u003e8mA Output Drive: Provides robust signal integrity for bus lines and capacitive loads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBidirectional Data Bus Interface\u003c\/h3\u003e\u003cp\u003eConnect a 5V microcontroller to a memory or peripheral bus. The SN74AHCT245NS allows data flow in both directions with direction control (DIR) and output enable (OE), enabling efficient read\/write operations.\u003c\/p\u003e\u003ch3\u003eLevel Shifting from 3.3V to 5V\u003c\/h3\u003e\u003cp\u003eInterface 3.3V logic to 5V TTL systems. The TTL-compatible inputs accept 3.3V signals as high, while the 5V supply ensures proper output levels for legacy 5V peripherals.\u003c\/p\u003e\u003ch3\u003eBuffering High-Speed Data Lines\u003c\/h3\u003e\u003cp\u003eBuffer SPI or parallel data lines in high-speed digital systems. The 8mA drive current and fast propagation delay of the 74AHCT family maintain signal integrity at frequencies up to 100MHz.\u003c\/p\u003e\u003ch3\u003eIndustrial Control Bus Isolation\u003c\/h3\u003e\u003cp\u003eIsolate and buffer control signals between PLC modules and field devices. The 3-State outputs allow multiple modules to share a common bus without electrical conflicts.\u003c\/p\u003e\u003ch3\u003eMemory Read\/Write Buffering\u003c\/h3\u003e\u003cp\u003ePlace between a CPU and SRAM to buffer address\/data lines. The bidirectional nature simplifies read\/write cycles, and the 3-State outputs prevent bus contention during idle states.\u003c\/p\u003e\u003ch3\u003eAutomotive Body Control Modules\u003c\/h3\u003e\u003cp\u003eUse in automotive body control modules for sensor and actuator communication. The -40°C to 125°C range ensures reliable operation in cabin and under-hood environments.\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\u003e74AHCT\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\u003e8mA, 8mA\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-40°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\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e20-SOIC (0.209\", 5.30mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-SO\u003c\/td\u003e \u003c\/tr\u003e  \u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What logic family is the SN74AHCT245NS?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74AHCT (Advanced High-Speed CMOS with TTL-compatible inputs) family.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this device?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a non-inverting octal bus transceiver with 1 channel (8-bit bidirectional).\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 3-State outputs for bidirectional bus communication.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 4.5V to 5.5V, ideal for 5V systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-SOIC (0.209\", 5.30mm Width) package.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source or sink 8mA per output.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":53665848459553,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/de\/products\/sn74ahct245ns","provider":"HQICKEY","version":"1.0","type":"link"}