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MC74HC244AN - onsemi

Description: Driver/Buffer Device, Dual, 4-Bit, 20 Pin, Plastic, DIP

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MC74HC244AN Details

  • Manufacturer Part Number:

    MC74HC244AN

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, DIP-20

  • Pin Count:

    20

  • 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

  • JESD-609 Code:

    e0

  • Length:

    26.415 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:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    RAIL

  • Peak Reflow Temperature (Cel):

    235

  • Power Supply Current-Max (ICC):

    75 mA

  • Prop. Delay@Nom-Sup:

    27 ns

  • Propagation Delay (tpd):

    135 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    4.57 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    3 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.62 mm

MC74HC244AN Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the MC74HC244AN is typically 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use a low-impedance output driver, minimize trace lengths, and use proper termination and decoupling techniques to reduce noise and reflections.
  • Yes, the MC74HC244AN can be used as a level shifter, but it's not recommended as it's not designed for level shifting. Instead, use a dedicated level shifter IC for optimal performance.
  • The power consumption of the MC74HC244AN depends on the operating frequency, voltage, and load. Typically, it's around 10-20 mA at 5V and 10 MHz.
  • To handle thermal issues, ensure good airflow, use a heat sink if necessary, and follow proper PCB design and layout guidelines to minimize thermal resistance.

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MC74HC244AN Overview

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Part Image CD74HC244E Texas Instruments

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Part Image MC74HC244ANG onsemi

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Part Image 74HC244NB NXP Semiconductors

Bus Driver, HC/UH Series, 2-Func, 4-Bit, True Output, CMOS, PDIP20

Part Image CD54HC244F Intersil Corporation

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Part Image CD74HC244EX Harris Semiconductor

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For a full list of alternate parts for MC74HC244AN, check out Findchips.com