{"product_id":"74fr2244sj","title":"74FR2244SJ","description":"\u003cp\u003eThe 74FR2244SJ from Fairchild Semiconductor is a 2-channel non-inverting buffer designed for 5V systems. Operating from 4.5V to 5.5V, it features 3-state outputs with 15mA source and 12mA sink capability. This buffer is ideal for bus interfacing, memory driving, and signal distribution in high-speed digital systems. The 20-SOIC package offers a compact solution for space-constrained boards.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-Speed 74FR Family: Provides fast propagation delays for high-frequency applications.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enables bus sharing and device isolation, improving system flexibility.\u003c\/li\u003e\n\u003cli\u003e5V Operation: Compatible with legacy TTL systems and standard 5V power rails.\u003c\/li\u003e\n\u003cli\u003eDual-Channel Design: Offers two independent buffered paths in a single package.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e5V Bus Buffering\u003c\/h3\u003e\u003cp\u003eUse the 74FR2244SJ to buffer address or data lines in 5V microprocessor systems. The 3-state outputs allow multiple devices to share the bus without conflict, while the high-speed 74FR family ensures minimal propagation delay.\u003c\/p\u003e\u003ch3\u003eMemory Interface Driving\u003c\/h3\u003e\u003cp\u003eDrive SRAM or DRAM control lines with this buffer. The 15mA source and 12mA sink capabilities provide sufficient drive strength for capacitive loads on memory buses.\u003c\/p\u003e\u003ch3\u003eBackplane Signal Distribution\u003c\/h3\u003e\u003cp\u003eIn telecom or industrial backplanes, this buffer can fan out signals to multiple card slots. The 3-state feature enables selective enabling of different sections.\u003c\/p\u003e\u003ch3\u003ePeripheral Device Isolation\u003c\/h3\u003e\u003cp\u003eIsolate peripherals from the main system bus using the 3-state outputs. This allows powering down peripherals without affecting the main logic.\u003c\/p\u003e\u003ch3\u003eTest and Measurement Equipment\u003c\/h3\u003e\u003cp\u003eBuffer test signals in ATE (Automatic Test Equipment) where 5V logic is still prevalent. The fast switching speed of the 74FR family is ideal for high-frequency test patterns.\u003c\/p\u003e\u003ch3\u003eLegacy System Interfacing\u003c\/h3\u003e\u003cp\u003eInterface older 5V logic with newer components that require buffered signals. The 74FR2244SJ provides a reliable bridge in mixed-technology 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\u003eFairchild Semiconductor\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e74FR\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\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\u003e15mA, 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\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\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e20-SOIC (0.209\", 5.30mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-SOP\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 74FR2244SJ?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74FR fast logic family.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a non-inverting buffer with 2 channels.\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 operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 4.5V to 5.5V, standard for 5V TTL systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package?\u003c\/dt\u003e\n\u003cdd\u003eA: It is available in a 20-SOIC package (0.209\", 5.30mm width).\u003c\/dd\u003e\n\u003cdt\u003eQ: What are the output current capabilities?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source 15mA and sink 12mA.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Fairchild Semiconductor","offers":[{"title":"Default Title","offer_id":53665877524769,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/de\/products\/74fr2244sj","provider":"HQICKEY","version":"1.0","type":"link"}