{"product_id":"dm54ls125aw-883","title":"DM54LS125AW\/883","description":"\u003cp\u003eThe DM54LS125AW\/883 from National Semiconductor is a quad non-inverting buffer with 3-State outputs, designed for high-reliability military and aerospace applications. It operates from 4.5V to 5.5V and features 1mA source \/ 12mA sink current capability, typical of LS TTL logic. The 14-CFlatPack package provides a hermetic seal for harsh environments, and the -55°C to 125°C temperature range ensures reliable operation. This buffer is ideal for bus driving, signal distribution, and redundant system switching in mission-critical systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMilitary Temperature Range (-55°C to 125°C):\u003c\/strong\u003e Guarantees operation in extreme environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHermetic 14-CFlatPack Package:\u003c\/strong\u003e Provides superior protection against moisture and contaminants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-State Outputs:\u003c\/strong\u003e Enables bus sharing and redundant system design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven 54LS TTL Technology:\u003c\/strong\u003e Reliable, well-understood logic for legacy and high-reliability systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad Buffer Configuration:\u003c\/strong\u003e Four independent buffers in one package, saving board space.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMilitary Avionics Bus Buffering\u003c\/h3\u003e\u003cp\u003eIn avionics systems, the DM54LS125AW buffers data buses between flight control computers and sensors. The -55°C to 125°C range ensures operation in extreme conditions.\u003c\/p\u003e\u003ch3\u003eSpace-Grade Signal Distribution\u003c\/h3\u003e\u003cp\u003eFor satellite telemetry, this buffer can distribute timing or control signals to multiple subsystems. The 3-State outputs allow for redundant bus architectures.\u003c\/p\u003e\u003ch3\u003eHigh-Reliability Industrial Controls\u003c\/h3\u003e\u003cp\u003eIn harsh industrial environments (e.g., oil \u0026amp; gas), this buffer provides robust signal conditioning for PLC I\/O modules, withstanding wide temperature swings.\u003c\/p\u003e\u003ch3\u003eLegacy TTL System Interfacing\u003c\/h3\u003e\u003cp\u003eWhen interfacing legacy 5V TTL systems with newer components, this buffer ensures proper fan-out and drive capability, maintaining signal integrity.\u003c\/p\u003e\u003ch3\u003eRedundant System Switching\u003c\/h3\u003e\u003cp\u003eUse the 3-State outputs to switch between redundant logic paths in fail-safe systems. The enable pins allow seamless transition between active and standby modules.\u003c\/p\u003e\u003ch3\u003eTest and Measurement (Military)\u003c\/h3\u003e\u003cp\u003eIn military test equipment, this buffer can route signals to different measurement instruments, providing reliable switching in demanding environments.\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\u003e54LS\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\u003e1mA, 12mA\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\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e14-CFlatPack\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e14-CFP\u003c\/td\u003e \u003c\/tr\u003e  \u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What is the logic family?\u003c\/dt\u003e\n\u003cdd\u003eA: This is a 54LS (Low-power Schottky) device, designed for military\/aerospace applications with high reliability.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a quad (4-channel) non-inverting buffer with 3-State outputs, used for signal buffering and bus driving.\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 TTL logic.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source 1mA and sink 12mA, providing asymmetric drive typical of LS TTL.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the temperature range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates over -55°C to 125°C, suitable for military environments.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 14-CFlatPack package, a hermetic flat package for high-reliability applications.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"National Semiconductor","offers":[{"title":"Default Title","offer_id":53666138226977,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/de\/products\/dm54ls125aw-883","provider":"HQICKEY","version":"1.0","type":"link"}