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MC74AC138DG - onsemi

Description: Active LOW Mutually Exclusive Outputs; ACT138 Has TTL Compatible Inputs; Demultiplexing Capability; Multiple Input Enable for Easy Expansion; Outputs Source/Sink 24 mA; These devices are available in Pb-free package(s). Specifications herein apply to both standard and Pb-free devices. Please see our website at www.onsemi.com for specific Pb-free orderable part numbers, or contact your local ON Semiconductor sales office or representative.

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MC74AC138DG - onsemi - PCB symbol
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PCB Footprints
MC74AC138DG - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - SOIC-16 CASE751B-05
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MC74AC138DG - onsemi - 3D model - Small Outline Packages - SOIC-16 CASE751B-05
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MC74AC138DG Details

  • Manufacturer Part Number:

    MC74AC138DG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC 16 LEAD

  • Package Description:

    SOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    751B-05

  • Country Of Origin:

    Mainland China, Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    5

  • Additional Feature:

    3 ENABLE INPUTS

  • Family:

    AC

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    3-LINE TO 8-LINE DECODER

  • Max I(ol):

    0.024 A

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    RAIL

  • Peak Reflow Temperature (Cel):

    260

  • Prop. Delay@Nom-Sup:

    15 ns

  • Propagation Delay (tpd):

    15 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 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:

    3.9 mm

MC74AC138DG Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the MC74AC138DG is 100 MHz.
  • To ensure signal integrity, use a low-impedance output driver, minimize trace lengths, and use a ground plane to reduce noise and electromagnetic interference (EMI).
  • The recommended power-on sequence is to apply VCC before applying any input signals. This ensures that the device is properly initialized and minimizes the risk of latch-up or damage.
  • Yes, the MC74AC138DG is compatible with 3.3V systems. However, ensure that the input signals are within the recommended voltage range (VIL and VIH) to ensure proper operation.
  • To handle thermal issues, ensure good airflow around the device, use a heat sink if necessary, and avoid operating the device near its maximum junction temperature (TJ) of 150°C.

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