{"product_id":"sn74act240rksr","title":"SN74ACT240RKSR","description":"\u003cp\u003eThe SN74ACT240RKSR from Texas Instruments is a dual inverting buffer designed for high-speed 5V systems. Part of the 74AC logic family, it delivers 24mA output current per channel, ensuring strong drive capability for bus lines and capacitive loads. The 3-State outputs allow for efficient bus multiplexing and isolation. Operating from 4.5V to 5.5V, it is ideal for interfacing with microcontrollers, memory devices, and industrial logic. The compact 20-VFQFN package saves board space while providing excellent thermal performance. Typical applications include address decoding, signal inversion, and industrial control systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh Output Drive (24mA): Ensures reliable signal transmission over long traces and into high-capacitance loads.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enables bus sharing and multiplexing without external isolation components.\u003c\/li\u003e\n\u003cli\u003eWide Temperature Range (-40°C to 125°C): Suitable for automotive and industrial environments.\u003c\/li\u003e\n\u003cli\u003eCompact VFQFN Package: Reduces PCB footprint while offering exposed pad for improved heat dissipation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHigh-Speed Bus Interfacing\u003c\/h3\u003e\u003cp\u003eUse the SN74ACT240RKSR to buffer and invert address or data lines in 5V digital systems. The 3-State outputs allow multiple devices to share the same bus without contention, while the 74AC family's high-speed propagation delay ensures minimal signal latency.\u003c\/p\u003e\u003ch3\u003eSignal Inversion and Level Restoration\u003c\/h3\u003e\u003cp\u003eIn mixed-logic environments, this buffer can invert signals while restoring voltage levels to a full 5V swing. Its 24mA output current capability drives capacitive loads effectively, maintaining signal integrity over longer PCB traces.\u003c\/p\u003e\u003ch3\u003eMemory Address Decoding\u003c\/h3\u003e\u003cp\u003eEmploy the inverting buffers to generate active-low chip select signals for memory or peripheral devices. The 3-State outputs enable efficient multiplexing of address lines, reducing the number of required components.\u003c\/p\u003e\u003ch3\u003eIndustrial Control Logic\u003c\/h3\u003e\u003cp\u003eIn industrial PLCs and control systems, the SN74ACT240RKSR provides robust buffering for sensor and actuator signals. Its wide operating temperature range (-40°C to 125°C) ensures reliable performance in harsh environments.\u003c\/p\u003e\u003ch3\u003eTest and Measurement Equipment\u003c\/h3\u003e\u003cp\u003eUse this buffer in signal conditioning circuits where precise inversion and high drive strength are required. The 3-State feature is useful for isolating measurement probes from the circuit under test.\u003c\/p\u003e\u003ch3\u003eAutomotive Body Electronics\u003c\/h3\u003e\u003cp\u003eFor automotive ECUs, this IC can buffer and invert control signals for lighting or motor drivers. The 5V operation aligns with standard automotive logic levels, and the exposed pad package aids in thermal dissipation.\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\u003e74AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eCut Tape (CT) | Tape \u0026amp; Reel (TR)\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, 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\u003e24mA, 24mA\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-VFQFN Exposed Pad\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-VQFN (2.5x4.5)\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 SN74ACT240RKSR?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74AC logic family, offering high-speed operation with a 4.5V to 5.5V supply range.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a dual inverting buffer with 3-State outputs, ideal for bus driving and signal inversion.\u003c\/dd\u003e\n\u003cdt\u003eQ: How many channels does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It features 2 channels, each providing inverting buffer functionality.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: The outputs are 3-State, allowing for connection to a shared bus with high-impedance control.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 4.5V to 5.5V, making it suitable for 5V systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-VFQFN Exposed Pad package, suitable for space-constrained designs.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":53665833156897,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/de\/products\/sn74act240rksr","provider":"HQICKEY","version":"1.0","type":"link"}