{"product_id":"74act240sc","title":"74ACT240SC","description":"\u003cp\u003eThe 74ACT240 from Fairchild Semiconductor is an inverting buffer designed for 5V systems. It operates from 4.5V to 5.5V and provides 24mA output drive. This 8-bit buffer features 3-state outputs and is part of the 74ACT family, offering TTL-compatible inputs and high-speed performance. It is available in a 20-SOIC package and operates over a temperature range of -40°C to 85°C, making it suitable for a wide range of industrial and consumer applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e5V TTL-Compatible Inputs: Directly interfaces with legacy 5V logic without level shifting.\u003c\/li\u003e\n\u003cli\u003eHigh Output Drive (24mA): Drives heavy loads and long transmission lines.\u003c\/li\u003e\n\u003cli\u003eInverting Function: Provides signal inversion, reducing the need for additional logic gates.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enables bus sharing and isolation in multi-device systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e5V Legacy System Interfacing\u003c\/h3\u003e\u003cp\u003eThe 74ACT240 is ideal for buffering signals in traditional 5V TTL systems, ensuring compatibility with legacy microcontrollers and peripherals.\u003c\/p\u003e\u003ch3\u003eInverting Bus Buffers\u003c\/h3\u003e\u003cp\u003eUse it when signal inversion is required in the data path, such as in address decoding or control signal generation.\u003c\/p\u003e\u003ch3\u003eHigh-Capacitance Load Driving\u003c\/h3\u003e\u003cp\u003eWith 24mA output drive, it can drive long PCB traces, cables, and multiple loads in industrial control panels.\u003c\/p\u003e\u003ch3\u003eMemory Address\/Data Buffering\u003c\/h3\u003e\u003cp\u003eBuffer address and data lines in 5V memory systems, improving signal integrity and reducing loading on the memory controller.\u003c\/p\u003e\u003ch3\u003eMotor Control Logic\u003c\/h3\u003e\u003cp\u003eIn motor drive circuits, it buffers PWM and direction signals from a 5V controller to power stage drivers.\u003c\/p\u003e\u003ch3\u003eTest and Measurement Equipment\u003c\/h3\u003e\u003cp\u003eIts high-speed 74ACT performance makes it suitable for buffering signals in benchtop instruments and data acquisition systems.\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\u003e74ACT\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\u003e24mA, 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\u003e-40°C ~ 85°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 (0.295\", 7.50mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-SOIC\u003c\/td\u003e \u003c\/tr\u003e  \u003ctr\u003e   \u003ctd\u003eROHS\u003c\/td\u003e   \u003ctd\u003e\u003cimg class=\"ROSHICON\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/ROHSICON.png?v=1757832376\"\u003e\u003c\/td\u003e  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What is the logic family of the 74ACT240SC?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74ACT family, which is TTL-compatible and operates at 5V.\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 3-state outputs.\u003c\/dd\u003e\n\u003cdt\u003eQ: How many channels does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 2 channels (each with 4 bits, total 8 bits).\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: The output is 3-State, allowing for high-impedance states.\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.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-SOIC package.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Fairchild Semiconductor","offers":[{"title":"Default Title","offer_id":53666108277025,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/products\/74act240sc","provider":"HQICKEY","version":"1.0","type":"link"}