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SN74AHC139D - Texas Instruments

Description: Texas Instruments SN74AHC139D, Dual, Decoder, Demultiplexer, 1-of-4, Inverting, 2 → 5.5 V, 16-Pin SOIC

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SN74AHC139D - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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SN74AHC139D - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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SN74AHC139D Details

  • Manufacturer Part Number:

    SN74AHC139D

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Family:

    AHC/VHC/H/U/V

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    2-LINE TO 4-LINE DECODER

  • Max I(ol):

    0.008 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • Number of Functions:

    2

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °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:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.04 mA

  • Prop. Delay@Nom-Sup:

    10.5 ns

  • Propagation Delay (tpd):

    16.5 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

SN74AHC139D Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74AHC139D is 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB layout techniques, such as keeping signal traces short and away from noise sources, using termination resistors, and minimizing impedance mismatches.
  • No, the SN74AHC139D is a 2.5V to 3.6V device and should not be used in a 5V system. Using it in a 5V system can cause damage to the device or affect its performance.
  • Power sequencing is critical when using the SN74AHC139D. Ensure that the VCC pin is powered up before the input signals, and that the input signals are stable before the clock signal is applied.
  • The maximum current that the SN74AHC139D can sink or source is 24 mA per pin, but it's recommended to limit the current to 12 mA per pin to ensure reliable operation.

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SN74AHC139D 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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For a full list of alternate parts for SN74AHC139D, check out Findchips.com