{"product_id":"cd74act240ex","title":"CD74ACT240EX","description":"\u003cp\u003eThe CD74ACT240EX is a dual inverting buffer from Harris Corporation, part of the 74ACT family. It operates at 5V (4.5V to 5.5V) and provides 75mA output current. The 3-State outputs allow bus sharing. Packaged in a 20-DIP, it is suitable for memory decoding, signal inversion, and LED driving in industrial and consumer applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh Output Current (75mA): Drives heavy loads like multiple LEDs or long cables.\u003c\/li\u003e\n\u003cli\u003eInverting Function: Useful for active-low logic and simplifying circuit design.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enables bus multiplexing and isolation.\u003c\/li\u003e\n\u003cli\u003eWide Temperature Range (-40°C to 85°C): Suitable for industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInverting Bus Buffer\u003c\/h3\u003e\u003cp\u003eUse the CD74ACT240EX to invert and buffer address or data lines. The 3-State outputs allow multiple devices to share the bus, while the inversion can simplify logic design.\u003c\/p\u003e\u003ch3\u003eMemory Address Decoding\u003c\/h3\u003e\u003cp\u003eInvert address lines for memory chip select generation. The 75mA output current can drive multiple memory chips simultaneously.\u003c\/p\u003e\u003ch3\u003eSignal Inversion in Control Systems\u003c\/h3\u003e\u003cp\u003eInvert control signals like RESET or ENABLE in industrial PLCs. The 74ACT family provides high noise immunity and fast switching.\u003c\/p\u003e\u003ch3\u003eLevel Shifting (5V to 5V TTL)\u003c\/h3\u003e\u003cp\u003eEnsure TTL-compatible output levels in 5V systems. The 74ACT family is designed for high-speed, low-power operation.\u003c\/p\u003e\u003ch3\u003eLED Driving with Inversion\u003c\/h3\u003e\u003cp\u003eDrive LEDs where active-low logic is required. The buffer can sink 75mA, enough to drive multiple LEDs with current-limiting resistors.\u003c\/p\u003e\u003ch3\u003eTest Equipment Interface\u003c\/h3\u003e\u003cp\u003eBuffer signals in ATE (Automatic Test Equipment) to isolate the device under test from the measurement system.\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\u003eHarris Corporation\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\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\u003e75mA, 75mA\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\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 CD74ACT240EX?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a 74ACT family buffer, operating at 4.5V to 5.5V.\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.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: 3-State output for bus isolation.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: 4.5V to 5.5V, TTL-compatible.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package?\u003c\/dt\u003e\n\u003cdd\u003eA: 20-DIP (0.300\", 7.62mm).\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Harris Corporation","offers":[{"title":"Default Title","offer_id":53665877459233,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/de\/products\/cd74act240ex","provider":"HQICKEY","version":"1.0","type":"link"}