{"product_id":"74bct2240pc","title":"74BCT2240PC","description":"\u003cp\u003eThe 74BCT2240PC from National Semiconductor is a dual inverting buffer featuring Tri-State outputs. Operating from 4.5V to 5.5V, this 20-DIP device provides two independent buffering channels with 15mA output drive. The 74BCT logic family delivers a balance of high speed and low power consumption, making it suitable for 5V bus-oriented systems. Its through-hole package is ideal for prototyping, educational projects, and maintaining legacy equipment. The inverting function is useful for active-low signal distribution and logic level restoration.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDual Independent Channels: Provides two buffered inverting paths in a single package, saving board space.\u003c\/li\u003e\n\u003cli\u003eTri-State Outputs: Allows for bus sharing and output disabling without additional logic.\u003c\/li\u003e\n\u003cli\u003eThrough-Hole DIP Package: Easy to solder, socket, and use in breadboards for rapid development.\u003c\/li\u003e\n\u003cli\u003eTTL-Compatible Inputs: Ensures direct compatibility with standard 5V TTL logic families.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThrough-Hole Prototyping\u003c\/h3\u003e\u003cp\u003eThe 20-DIP package is perfect for breadboard-based prototyping and educational labs. Use the 74BCT2240PC to teach fundamental concepts of bus buffering and signal inversion in digital logic courses.\u003c\/p\u003e\u003ch3\u003eTTL-to-CMOS Interfacing\u003c\/h3\u003e\u003cp\u003eUse this buffer to interface between TTL logic and CMOS devices. The BCT family's input thresholds are TTL-compatible, while outputs can drive CMOS loads, simplifying mixed-technology designs.\u003c\/p\u003e\u003ch3\u003eDual-Channel Signal Conditioning\u003c\/h3\u003e\u003cp\u003eEmploy both channels to buffer and invert two independent clock or data signals. The matched propagation delays between channels help maintain timing alignment in dual-path applications.\u003c\/p\u003e\u003ch3\u003eLegacy System Maintenance\u003c\/h3\u003e\u003cp\u003eIn older industrial equipment using 5V logic, this DIP buffer can replace obsolete components. Its Tri-State outputs allow for safe bus isolation during system diagnostics.\u003c\/p\u003e\u003ch3\u003ePeripheral Driver for LEDs\u003c\/h3\u003e\u003cp\u003eUse the inverting outputs to drive indicator LEDs with active-low logic. The 15mA sink capability is sufficient for standard LEDs with appropriate series resistors.\u003c\/p\u003e\u003ch3\u003eNoise-Immune Signal Distribution\u003c\/h3\u003e\u003cp\u003eIn noisy factory environments, use this buffer to clean and invert signals from sensors. The BCT family's high noise immunity ensures reliable operation near motors and relays.\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\u003e74BCT\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\u003eTri-State, Inverted\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCurrent - Output High, Low\u003c\/td\u003e \t\u003ctd\u003e15mA, 15mA\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\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 logic family does the 74BCT2240PC belong to?\u003c\/dt\u003e\n\u003cdd\u003eA: It is part of the 74BCT family, which combines Bipolar CMOS Technology for high speed and low power consumption.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is a dual-channel inverting buffer with Tri-State outputs, providing signal inversion and buffering for two independent lines.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: The outputs are Tri-State (3-State) and inverted, allowing for high-impedance states and signal inversion.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: The supply voltage range is 4.5V to 5.5V, compatible with standard 5V logic systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the package type?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-DIP (0.300\", 7.62mm) through-hole package, ideal for prototyping and breadboarding.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current capability?\u003c\/dt\u003e\n\u003cdd\u003eA: Each output can source or sink 15mA, suitable for driving standard logic loads.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"National Semiconductor","offers":[{"title":"Default Title","offer_id":53666137473313,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/products\/74bct2240pc","provider":"HQICKEY","version":"1.0","type":"link"}