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MM74HCT244WM - onsemi

Description: 3-STATE outputs for connection to system buses; Low quiescent current: 80 µA; High output drive current: 6 mA (min); TTL input compatible; Typical propagation delay: 14 ns

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PCB Footprints
MM74HCT244WM - onsemi PCB footprint - Other - Other - SOIC127P1032X265-20N
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3D Models
MM74HCT244WM - onsemi  - 3D model - Other - SOIC127P1032X265-20N
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MM74HCT244WM Details

  • Manufacturer Part Number:

    MM74HCT244WM

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC-20W

  • Package Description:

    SOIC-20

  • Manufacturer Package Code:

    751D-05

  • Country Of Origin:

    Mainland China, Malaysia

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    9 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    6.45

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    HCT

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Max I(ol):

    0.006 A

  • Moisture Sensitivity Level:

    3

  • 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:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    70 mA

  • Prop. Delay@Nom-Sup:

    25 ns

  • Propagation Delay (tpd):

    35 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    7.5 mm

MM74HCT244WM Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the MM74HCT244WM is typically 50 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB design techniques, such as using a solid ground plane, minimizing trace lengths, and using termination resistors as needed. Additionally, ensure that the power supply is clean and stable.
  • Yes, the MM74HCT244WM is compatible with 3.3V systems. However, ensure that the input signals are within the recommended voltage range (VCC - 0.5V to VCC + 0.5V) to maintain proper operation.
  • The MM74HCT244WM has a maximum junction temperature of 150°C. Ensure good airflow, use a heat sink if necessary, and avoid overheating the device to prevent thermal damage.
  • The recommended storage temperature range for the MM74HCT244WM is -65°C to 150°C. Storing the device outside this range may affect its reliability and performance.

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MM74HCT244WM Overview

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Part Image 74HCT244D,652 Nexperia

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Part Image 74HCT244D/T3 Nexperia

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Part Image M74HCT244PUM1R STMicroelectronics

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Part Image GD54HCT244D Goldstar Electron Co Ltd

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