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MM74HC240N - onsemi

Description: Inverting Octal 3-STATE Buffer

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MM74HC240N - onsemi PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - .20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Package Number N20A-1
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MM74HC240N - onsemi  - 3D model - Dual-In-Line Packages - .20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Package Number N20A-1
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  • Datasheet Download Datasheet
  • Stock & Prices $ Price & Stock for MM74HC240N
  • Part Number MM74HC240N
  • Manufacturer onsemi
  • Pin Count 20
  • Part Category Integrated Circuit
  • Package Category Dual-In-Line Packages
  • Footprint Name Dual-In-Line Packages - .20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Package Number N20A-1
  • Released Date Jan 11, 2017
  • Last Modified Date Jun 9, 2025 10:59 AM UTC
  • Pinout / Pin List Click Here (Member Only)

MM74HC240N Details

  • Manufacturer Part Number:

    MM74HC240N

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    DIP-20

  • Manufacturer Package Code:

    N20A

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDIP-T20

  • Length:

    26.075 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Max I(ol):

    0.006 A

  • Number of Bits:

    4

  • Number of Functions:

    2

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Power Supply Current-Max (ICC):

    70 mA

  • Prop. Delay@Nom-Sup:

    25 ns

  • Propagation Delay (tpd):

    190 ns

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

MM74HC240N Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for MM74HC240N is 2V to 6V, with a typical voltage of 5V.
  • Unused inputs of the MM74HC240N should be tied to VCC or GND to prevent floating inputs and ensure proper device operation.
  • The maximum frequency of operation for MM74HC240N is typically 25 MHz, but it can vary depending on the specific application and operating conditions.
  • Yes, MM74HC240N can be used in a 3.3V system, but the output voltage will be limited to 3.3V, and the device may not operate at its full speed.
  • Ensure the MM74HC240N is properly powered by providing a stable power supply voltage, decoupling capacitors, and a low-impedance power supply path.

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