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SN74154DW - Texas Instruments

Description: Encoders, Decoders, Multiplexers & Demultiplexers 4-Line To 16-Line Decoders/Demultiplexers 24-SOIC 0 to 70

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SN74154DW - Texas Instruments - PCB symbol
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PCB Footprints
SN74154DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G24)
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SN74154DW - Texas Instruments - 3D model - Small Outline Packages - DW (R-PDSO-G24)
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SN74154DW Details

  • Manufacturer Part Number:

    SN74154DW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    PLASTIC, SOIC-24

  • Pin Count:

    24

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Family:

    TTL/H/L

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDSO-G24

  • Length:

    15.4 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    4-LINE TO 16-LINE DECODER

  • Max I(ol):

    0.016 A

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    70 °C

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SO(UNSPEC)

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Power Supply Current-Max (ICC):

    56 mA

  • Prop. Delay@Nom-Sup:

    36 ns

  • Propagation Delay (tpd):

    36 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    7.5 mm

SN74154DW Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74154DW is 100 MHz, but it can vary depending on the operating conditions and the quality of the clock signal.
  • To ensure proper power and decoupling, use a 5V power supply, decouple the VCC pin with a 0.1uF ceramic capacitor, and use a 10uF electrolytic capacitor for bulk decoupling. Also, ensure that the power supply is clean and free of noise.
  • The maximum input voltage that the SN74154DW can tolerate is 5.5V, but it's recommended to keep the input voltage within the recommended operating range of 4.5V to 5.5V to ensure reliable operation.
  • During power-up and power-down, it's recommended to keep the OE pin in a high-impedance state (i.e., disconnected or pulled up to VCC) to prevent unwanted output transitions. Once the power supply is stable, the OE pin can be driven low to enable the outputs.
  • The recommended termination scheme for the SN74154DW outputs is to use a 50-ohm pull-up resistor to VCC for each output, and a 50-ohm series resistor in series with each output to prevent ringing and reflections.

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SN74154DW Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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