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DM74LS138N - Rochester Electronics

Description: Decoder/Demultiplexer 1 x 3:8 16-PDIP

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DM74LS138N - Rochester Electronics - PCB symbol
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PCB Footprints
DM74LS138N - Rochester Electronics PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N16E_2024
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DM74LS138N - Rochester Electronics - 3D model - Dual-In-Line Packages - N16E_2024
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DM74LS138N Details

  • Manufacturer Part Number:

    DM74LS138N

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    0.300 INCH, PLASTIC, MS-001, DIP-16

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Rochester Electronics LLC

  • YTEOL:

    5

  • Additional Feature:

    3 ENABLE INPUTS

  • Family:

    LS

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e0

  • Length:

    19.305 mm

  • Logic IC Type:

    3-LINE TO 8-LINE DECODER

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Propagation Delay (tpd):

    40 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

DM74LS138N Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the DM74LS138N is 4.75V to 5.25V, with a typical voltage of 5V.
  • Proper thermal management can be achieved by providing adequate heat sinking, ensuring good airflow, and keeping the device away from high-temperature sources. The maximum junction temperature (TJ) is 150°C.
  • The maximum frequency of operation for the DM74LS138N is 30MHz, but this can vary depending on the specific application and operating conditions.
  • No, the DM74LS138N is not recommended for use in 3.3V systems. It is designed to operate at 5V, and using it at 3.3V may result in reduced performance, increased power consumption, or even damage to the device.
  • ESD protection can be achieved by using ESD-sensitive handling procedures, such as using wrist straps, anti-static bags, and ESD-protected workstations. Additionally, the device has internal ESD protection diodes, but external protection devices may still be necessary in certain applications.

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DM74LS138N Overview

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DM74LS138N Alternates

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Part Image SN74LS138NDS Motorola Semiconductor Products

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Part Image SN74LS138JDS Motorola Semiconductor Products

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Part Image N74LS138N Signetics

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Part Image S54LS138F Signetics

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Part Image DM54LS138J Fairchild Semiconductor Corporation

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For a full list of alternate parts for DM74LS138N, check out Findchips.com