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MM74HC273N - onsemi

Description: Octal D-Type Flip-Flops with Clear

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MM74HC273N - 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
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MM74HC273N - onsemi  - 3D model - Dual-In-Line Packages - .20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Package Number N20A
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  • Datasheet Download Datasheet
  • Stock & Prices $ Price & Stock for MM74HC273N
  • Part Number MM74HC273N
  • 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
  • Released Date Jan 11, 2017
  • Last Modified Date Jun 9, 2025 10:50 AM UTC
  • Pinout / Pin List Click Here (Member Only)

MM74HC273N Details

  • Manufacturer Part Number:

    MM74HC273N

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    PDIP-20

  • Manufacturer Package Code:

    N20A

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2017-12-22

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Family:

    HC/UH

  • JESD-30 Code:

    R-PDIP-T20

  • Length:

    26.075 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    D FLIP-FLOP

  • Max Frequency@Nom-Sup:

    21000000 Hz

  • Max I(ol):

    0.004 A

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE, SHRINK PITCH

  • Power Supply Current-Max (ICC):

    0.16 mA

  • Prop. Delay@Nom-Sup:

    34 ns

  • Propagation Delay (tpd):

    170 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

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    7.62 mm

  • fmax-Min:

    24 MHz

MM74HC273N Frequently Asked Questions (FAQs)

  • The MM74HC273N can handle clock frequencies up to 25 MHz, but this may vary depending on the specific application and operating conditions.
  • To ensure proper power and decoupling, use a 5V power supply with a minimum of 10uF decoupling capacitor between VCC and GND, and place the capacitor as close to the device as possible.
  • The MM74HC273N can tolerate input voltages up to 7V, but it's recommended to keep input voltages within the recommended operating range of 4.5V to 5.5V to ensure reliable operation.
  • Yes, the MM74HC273N can be used in a 3.3V system, but the output voltage will be limited to 3.3V, and the device may not be able to drive as much current as it would at 5V.
  • The asynchronous clear (CLR) input should be tied to VCC through a pull-up resistor (e.g., 1kΩ) to ensure that it is not floating, and to prevent accidental clearing of the registers.

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