{"product_id":"mc74hc240afl2-mo","title":"MC74HC240AFL2-MO","description":"\u003cp\u003eThe MC74HC240AFL2-MO from Motorola is a high-speed CMOS inverting buffer featuring two channels with 3-State outputs. Operating from 2V to 6V, it provides a versatile solution for signal buffering and inversion in both 3.3V and 5V systems. With a fan-out capability of 7.8mA, it can drive LEDs and other moderate loads. Its wide temperature range and standard 20-SOIC package make it suitable for a variety of industrial and consumer applications, including bus interfacing and signal conditioning.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide 2V to 6V Supply Range:\u003c\/strong\u003e Ensures compatibility with both 3.3V and 5V logic systems, simplifying mixed-voltage design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-State Outputs:\u003c\/strong\u003e Enables bus-oriented applications by allowing outputs to be disabled, preventing bus contention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInverting Buffer Function:\u003c\/strong\u003e Provides signal inversion and buffering in a single IC, reducing component count.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature Range (-55°C to 125°C):\u003c\/strong\u003e Suitable for demanding industrial and automotive environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBus Interfacing and Isolation\u003c\/h3\u003e\u003cp\u003eUse the MC74HC240AFL2-MO to buffer and invert address or data lines between different logic blocks. The 3-State outputs allow multiple devices to share a common bus without contention, as the outputs can be placed in a high-impedance state when not in use.\u003c\/p\u003e\u003ch3\u003eSignal Inversion and Level Shifting\u003c\/h3\u003e\u003cp\u003eWith a wide 2V to 6V supply range, this buffer can act as a simple level shifter. By powering the IC at the target voltage, it can translate signals from a 3.3V microcontroller to a 5V peripheral, while also inverting the logic level as needed.\u003c\/p\u003e\u003ch3\u003eDriving LEDs and Indicator Lamps\u003c\/h3\u003e\u003cp\u003eThe 7.8mA output current is sufficient to directly drive standard LEDs with a series resistor. The inverting function simplifies active-low indicator circuits, where an LED is turned on when the input is low.\u003c\/p\u003e\u003ch3\u003eClock and Control Signal Buffering\u003c\/h3\u003e\u003cp\u003eBuffering clock signals or control lines with the MC74HC240AFL2-MO helps to regenerate weak signals and drive multiple loads. This reduces signal degradation and ensures reliable operation in complex digital systems.\u003c\/p\u003e\u003ch3\u003eMemory Address Decoding\u003c\/h3\u003e\u003cp\u003eIn microprocessor systems, this buffer can be used to invert and buffer address lines before they reach memory or peripheral chips. The 3-State outputs are essential for memory expansion, allowing multiple memory banks to be selected and isolated.\u003c\/p\u003e\u003ch3\u003eIndustrial Control Input\/Output\u003c\/h3\u003e\u003cp\u003eIn industrial control systems, this IC can buffer and invert sensor signals or control outputs. Its wide temperature range (-55°C to 125°C) ensures reliable operation in harsh environments, and the 3-State outputs allow for safe connection to shared control buses.\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\u003eMotorola\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e74HC\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\u003e7.8mA, 7.8mA\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply\u003c\/td\u003e \t\u003ctd\u003e2V ~ 6V\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\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-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 MC74HC240AFL2-MO?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74HC (High-Speed CMOS) logic family, offering a good balance of speed and power efficiency.\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, designed to invert and buffer digital signals while providing high drive current.\u003c\/dd\u003e\n\u003cdt\u003eQ: What type of output does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It features 3-State outputs, allowing the outputs to be disabled (high-impedance) for bus-oriented applications.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: The MC74HC240AFL2-MO operates over a wide voltage range of 2V to 6V, making it compatible with both 3.3V and 5V systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package type?\u003c\/dt\u003e\n\u003cdd\u003eA: It is available in a 20-SOIC (0.209\", 5.30mm Width) surface-mount package.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current capability?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source and sink 7.8mA of current per output, suitable for driving LEDs and other moderate loads.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Motorola","offers":[{"title":"Default Title","offer_id":53665830502689,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/fr\/products\/mc74hc240afl2-mo","provider":"HQICKEY","version":"1.0","type":"link"}