{"product_id":"mc74vhc126d","title":"MC74VHC126D","description":"\u003cp\u003eThe MC74VHC126D is a quad non-inverting buffer from onsemi's 74VHC logic family. It features four independent buffers with 3-State outputs, providing the ability to connect to shared buses. The device operates over a wide voltage range of 2V to 5.5V, making it versatile for various digital systems. Each output can drive up to 8mA, suitable for LEDs and other logic loads. Housed in a standard 14-pin SOIC package, it is easy to integrate into existing designs. Its wide temperature range of -55°C to 125°C makes it suitable for demanding applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-State Outputs:\u003c\/strong\u003e Enables bus sharing and prevents bus contention in multi-device systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Supply Range (2V to 5.5V):\u003c\/strong\u003e Compatible with 2.5V, 3.3V, and 5V logic systems, offering design flexibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad Channel Configuration:\u003c\/strong\u003e Four buffers in one package saves board space and reduces component count.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Drive Current (8mA):\u003c\/strong\u003e Can directly drive LEDs and multiple logic inputs, simplifying interface design.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBus Interfacing and Isolation\u003c\/h3\u003e\u003cp\u003eThe 3-State outputs of the MC74VHC126D are perfect for connecting multiple devices to a shared data bus. By controlling the output enable pins, you can isolate inactive devices, preventing bus contention and data corruption.\u003c\/p\u003e\u003ch3\u003eDriving LED Indicators\u003c\/h3\u003e\u003cp\u003eEach of the four buffers can source or sink 8mA, which is sufficient to drive standard LEDs with a series resistor. This makes it an excellent choice for status indicators in industrial control panels.\u003c\/p\u003e\u003ch3\u003eMemory Address Decoding\u003c\/h3\u003e\u003cp\u003eIn microprocessor systems, this buffer can be used to drive address lines to multiple memory chips. The 3-State feature allows for easy bank selection, expanding the memory capacity of the system.\u003c\/p\u003e\u003ch3\u003eLevel Shifting for Peripheral Interfaces\u003c\/h3\u003e\u003cp\u003eOperating at 5V, the 74VHC126 can accept 3.3V logic inputs (TTL-compatible) and provide 5V outputs, enabling seamless interfacing between a 3.3V microcontroller and 5V peripherals.\u003c\/p\u003e\u003ch3\u003eIndustrial Control Signal Distribution\u003c\/h3\u003e\u003cp\u003eIn industrial automation, this buffer can distribute control signals from a PLC to multiple actuators or relays. The robust 8mA drive and wide temperature range ensure reliable operation in factory environments.\u003c\/p\u003e\u003ch3\u003eTest Equipment and Instrumentation\u003c\/h3\u003e\u003cp\u003eThe 3-State outputs are useful in test equipment for switching signals in and out of a measurement path. This allows for automated testing of multiple circuits without manual intervention.\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, Non-Inverting\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Elements\u003c\/td\u003e \t\u003ctd\u003e4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Bits per Element\u003c\/td\u003e \t\u003ctd\u003e1\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\u003e14-SOIC (0.154\", 3.90mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e14-SOIC\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 MC74VHC126D?\u003c\/dt\u003e\n\u003cdd\u003eA: It is part of the 74VHC (Very High-Speed CMOS) family, known for low power and high speed.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a quad (4-channel) non-inverting buffer with 3-State outputs, allowing for bus isolation.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: The outputs are 3-State, meaning they can be high, low, or high-impedance (Hi-Z) for bus sharing.\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, providing flexibility for various logic levels.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package?\u003c\/dt\u003e\n\u003cdd\u003eA: It is available in a standard 14-pin SOIC package (0.154\" width), suitable for through-hole or SMD assembly.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current capability?\u003c\/dt\u003e\n\u003cdd\u003eA: Each output can source or sink 8mA of current, suitable for driving LEDs or other logic inputs.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"onsemi","offers":[{"title":"Default Title","offer_id":53665780302113,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/products\/mc74vhc126d","provider":"HQICKEY","version":"1.0","type":"link"}