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Quad 3-State Buffer, OE LOW

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The 74HC125 provides provides four independent buffer gates with 3-state outputs. Each buffer has a separate enable pin that if driven with a high logic level places the corresponding output in the high impedance state. The device is designed for operation with a power supply range of 2.0V to 6.0V.


  • General Purpose Logic
  • Wide array of products such as: - PCs, Networking, Notebooks, Netbooks - Computer Peripherals, Hard Drives, CD/DVD ROM - TV, DVD, DVR, Set Top Box
  • Product Specifications

    Product Parameters

    Function Buffer
    Type Buffers/Inverters/Transceivers
    Compliance (Only Automotive supports PPAP) Standard
    Channels 4
    Family HC
    VCC Min (V) 2
    VCC Max (V) 6
    Input Type Standard CMOS
    Output Type 3-State
    Output Current (mA) 4

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    Product Change Notices (PCNs)

    A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

    PCN # Issue Date Implementation Date Subject
    PCN-2512 2021-04-16 2021-07-16 Qualified Additional Assembly & Test (A/T) Site