{"product_id":"sn74als540n3","title":"SN74ALS540N3","description":"\u003cp\u003eThe SN74ALS540N3 is an inverting buffer from Texas Instruments, part of the 74ALS logic family. It features a single channel with 3-State output, capable of sinking 24mA and sourcing 15mA. Operating from a 4.5V to 5.5V supply, it is designed for 5V systems. The 20-DIP package is ideal for through-hole PCB designs and prototyping. Its high drive strength makes it suitable for bus driving and industrial control applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh Sink Current (24mA): Can drive heavy loads such as long bus lines or multiple inputs.\u003c\/li\u003e\n\u003cli\u003eInverting Function: Provides signal inversion without additional logic gates.\u003c\/li\u003e\n\u003cli\u003e3-State Output: Allows connection to shared buses with high-impedance control.\u003c\/li\u003e\n\u003cli\u003eDIP Package: Easy to handle and solder, ideal for prototyping and legacy designs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eLegacy 5V System Inversion\u003c\/h3\u003e\u003cp\u003eIn older 5V industrial systems, this inverting buffer can be used to invert control signals while providing a robust buffered output.\u003c\/p\u003e\u003ch3\u003eThrough-Hole Prototyping\u003c\/h3\u003e\u003cp\u003eThe 20-DIP package is breadboard-friendly, making it ideal for prototyping and educational labs.\u003c\/p\u003e\u003ch3\u003eBus Driver for Memory Systems\u003c\/h3\u003e\u003cp\u003eWith 24mA sink capability, it can drive heavy capacitive loads on memory data or address buses.\u003c\/p\u003e\u003ch3\u003eSignal Polarity Correction\u003c\/h3\u003e\u003cp\u003eUse it to correct signal polarity in systems where an active-low signal needs to be converted to active-high, or vice versa.\u003c\/p\u003e\u003ch3\u003eIndustrial PLC I\/O\u003c\/h3\u003e\u003cp\u003eIts high drive current and 3-State outputs make it suitable for interfacing with industrial controllers and sensors.\u003c\/p\u003e\u003ch3\u003eTest Equipment Interfaces\u003c\/h3\u003e\u003cp\u003eIn bench test equipment, it can buffer and invert trigger signals with minimal delay.\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\u003e74ALS\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\u003e15mA, 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\u003e0°C ~ 70°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\u003e20-DIP (0.300\", 7.62mm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-PDIP\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 SN74ALS540N3?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74ALS family, which uses advanced low-power Schottky technology.\u003c\/dd\u003e\n\u003cdt\u003eQ: What function does this IC perform?\u003c\/dt\u003e\n\u003cdd\u003eA: It is an inverting buffer with 1 channel, providing signal inversion and buffering.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 3-State outputs for bus-oriented applications.\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, standard for 5V logic systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What are the output current ratings?\u003c\/dt\u003e\n\u003cdd\u003eA: It can sink 24mA and source 15mA, offering strong drive capability.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is it available in?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-DIP (0.300\", 7.62mm) package, suitable for through-hole assembly.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":53666158280993,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/products\/sn74als540n3","provider":"HQICKEY","version":"1.0","type":"link"}