{"product_id":"54f240dc","title":"54F240DC","description":"\u003cp\u003eThe 54F240DC from National Semiconductor is a dual inverting buffer with 3-State outputs, designed for high-reliability applications. Operating from 4.5V to 5.5V, it sources 12mA and sinks 48mA, providing robust drive for TTL loads. Housed in a ceramic 20-CDIP package, it operates from -55°C to 125°C, making it ideal for military, aerospace, and industrial environments where extreme conditions are expected.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExtended Temperature Range (-55°C to 125°C): Suitable for military and aerospace applications.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enable bus sharing in multi-processor systems.\u003c\/li\u003e\n\u003cli\u003eHigh Sink Current (48mA): Drives heavy loads like relays and long cables.\u003c\/li\u003e\n\u003cli\u003eCeramic DIP Package: Provides hermetic sealing and high reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMilitary Avionics Bus Buffering\u003c\/h3\u003e\u003cp\u003eIn military avionics, the 54F240DC buffers data buses with its 3-State outputs. The -55°C to 125°C range ensures operation in extreme altitudes and temperatures.\u003c\/p\u003e\u003ch3\u003eSpacecraft Telemetry\u003c\/h3\u003e\u003cp\u003eFor satellite telemetry systems, this inverting buffer processes command signals. The ceramic CDIP package provides hermetic sealing against vacuum and radiation.\u003c\/p\u003e\u003ch3\u003eIndustrial Process Control\u003c\/h3\u003e\u003cp\u003eIn harsh industrial environments, use this buffer to invert and drive control signals to actuators. The high sink current (48mA) drives relays directly.\u003c\/p\u003e\u003ch3\u003eDefense Communication Systems\u003c\/h3\u003e\u003cp\u003eFor secure communication equipment, the 54F240DC provides signal inversion in encrypted data paths, maintaining signal integrity over long distances.\u003c\/p\u003e\u003ch3\u003eNuclear Power Plant Monitoring\u003c\/h3\u003e\u003cp\u003eIn radiation-hardened environments, this buffer handles sensor signals. The wide temperature range and robust packaging ensure reliability.\u003c\/p\u003e\u003ch3\u003eHigh-Reliability Computing\u003c\/h3\u003e\u003cp\u003eFor redundant computing systems, the 3-State outputs allow multiple processors to share a bus without conflict, essential for fault-tolerant designs.\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\u003eNational Semiconductor\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e54F\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\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\u003e12mA, 48mA\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-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\u003eThrough Hole\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e20-CDIP (0.300\", 7.62mm)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-CERDIP\u003c\/td\u003e \u003c\/tr\u003e  \u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What logic family does the 54F240DC belong to?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 54F logic family, offering fast bipolar TTL performance.\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 2 channels, providing signal inversion and buffering.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: It features 3-State outputs 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 4.5V to 5.5V, standard for TTL logic.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package type?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-CDIP (0.300\", 7.62mm) ceramic DIP package.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current capability?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source 12mA and sink 48mA, suitable for driving TTL loads.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"National Semiconductor","offers":[{"title":"Default Title","offer_id":53666137407777,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/products\/54f240dc","provider":"HQICKEY","version":"1.0","type":"link"}