{"product_id":"mc74vhc540dt","title":"MC74VHC540DT","description":"\u003cp\u003eThe MC74VHC540DT is a high-speed inverting buffer from onsemi, part of the 74VHC logic family. It features a single channel with 3-State output, allowing for bus isolation and multiplexing. Operating from 2V to 5.5V, it supports both 3.3V and 5V systems, with 8mA output drive capability. The wide temperature range of -55°C to 125°C makes it suitable for demanding industrial and automotive environments. Housed in a compact 20-TSSOP package, this buffer is ideal for signal inversion, bus driving, and level-shifting applications in mixed-voltage digital systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide 2V to 5.5V Supply Range:\u003c\/strong\u003e Compatible with both 3.3V and 5V logic systems, reducing design complexity and BOM cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-State Outputs:\u003c\/strong\u003e Enables bus sharing and multiplexing, critical for efficient data bus architectures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Temperature Range (-55°C to 125°C):\u003c\/strong\u003e Reliable operation in harsh industrial and automotive environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed 74VHC Technology:\u003c\/strong\u003e Provides fast propagation delays while maintaining low power consumption.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBus Line Driving\u003c\/h3\u003e\u003cp\u003eThe 3-State outputs and inverting buffer function make it ideal for driving high-capacitance bus lines in digital systems, preventing signal degradation and ensuring clean data transmission.\u003c\/p\u003e\u003ch3\u003eMemory Address Buffering\u003c\/h3\u003e\u003cp\u003eIn microprocessor systems, this buffer can isolate and invert address lines, reducing loading on the CPU and improving signal integrity for reliable memory access.\u003c\/p\u003e\u003ch3\u003eLevel Shifting for Mixed-Voltage Systems\u003c\/h3\u003e\u003cp\u003eWith a wide 2V to 5.5V supply range, it can interface between 3.3V and 5V logic domains, simplifying mixed-voltage PCB designs without additional level-shifter ICs.\u003c\/p\u003e\u003ch3\u003eSignal Inversion in Control Logic\u003c\/h3\u003e\u003cp\u003eUse it to invert control signals like reset lines or enable signals, ensuring correct logic polarity for various peripheral devices in embedded systems.\u003c\/p\u003e\u003ch3\u003eIndustrial Sensor Interfacing\u003c\/h3\u003e\u003cp\u003eIn industrial controls, the buffer can condition and invert sensor output signals, providing a robust interface to PLCs or microcontrollers over extended temperature ranges (-55°C to 125°C).\u003c\/p\u003e\u003ch3\u003eTest Equipment and Instrumentation\u003c\/h3\u003e\u003cp\u003eThe high-impedance 3-State output allows multiple buffers to be connected to a common test point, enabling multiplexed signal monitoring in automated test equipment.\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\u003eonsemi\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e74VHC\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, 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\u003e2V ~ 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\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e20-TSSOP (0.173\", 4.40mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-TSSOP\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 logic family does the MC74VHC540DT belong to?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74VHC (Very High-Speed CMOS) logic family, offering a balance of speed and low power consumption.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is an inverting buffer with 1 channel, designed to invert and buffer digital signals while providing high drive capability.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: The output is 3-State, allowing the output to be disconnected (high-impedance) for bus-oriented applications.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 2V to 5.5V, making it compatible with both 3.3V and 5V systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current capability?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source and sink 8mA of current per output.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-TSSOP (Thin Shrink Small Outline Package) with a 4.40mm width.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"onsemi","offers":[{"title":"Default Title","offer_id":53665832829217,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/de\/products\/mc74vhc540dt","provider":"HQICKEY","version":"1.0","type":"link"}