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MN74HC125 from 松下,Panasonic

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MN74HC125

Manufacturer: 松下, PANASONI

Microcomputers Application-Specific Standard-Product ICs

Partnumber Manufacturer Quantity Availability
MN74HC125 松下, PANASONI 645 In Stock

Description and Introduction

Microcomputers Application-Specific Standard-Product ICs # Introduction to the MN74HC125 Quad Buffer/Line Driver  

The MN74HC125 is a high-speed CMOS integrated circuit belonging to the 74HC logic family. It features four independent non-inverting buffer gates with 3-state outputs, making it ideal for bus-oriented applications where multiple devices share a common data line.  

Designed for low-power operation, the MN74HC125 operates within a supply voltage range of 2V to 6V, ensuring compatibility with both TTL and CMOS logic levels. Each buffer has an active-low output enable (OE) pin, allowing the outputs to be placed in a high-impedance state when disabled. This feature prevents signal contention in multi-driver systems, enhancing reliability in complex digital circuits.  

Key characteristics include high noise immunity, low power consumption, and fast propagation delays, making it suitable for use in microprocessors, memory interfacing, and data transmission systems. The device is available in standard surface-mount and through-hole packages, ensuring flexibility in PCB design.  

With its robust performance and versatility, the MN74HC125 is widely used in industrial, automotive, and consumer electronics applications where signal buffering and line driving are essential. Its adherence to industry-standard pin configurations ensures easy integration into existing designs while maintaining signal integrity.  

Engineers and designers value the MN74HC125 for its reliability, efficiency, and ability to simplify complex digital interfacing tasks. Whether used in prototyping or production environments, this component remains a fundamental choice for modern electronic systems.

Application Scenarios & Design Considerations

Microcomputers Application-Specific Standard-Product ICs

Alternative Part Number

  • SN74HC125N --: Pin-compatible quad buffer with 3-state outputs from a different series prefix, widely available and directly interchangeable.
  • CD74HC125E --: Same HC-family quad 3-state buffer function with different naming, suitable drop-in replacement in most designs.
  • MC74HC125AN --: Equivalent quad bus buffer with 3-state outputs, different manufacturer and series naming, good second-source option.

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