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SN74ALS139D - Texas Instruments

Description: Dual 2-Line to 4-Line Decoders/Demultiplexers

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SN74ALS139D - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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SN74ALS139D - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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SN74ALS139D Details

  • Manufacturer Part Number:

    SN74ALS139D

  • 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:

    ALS

  • 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:

    70 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • 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):

    10 mA

  • Prop. Delay@Nom-Sup:

    14 ns

  • Propagation Delay (tpd):

    14 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 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:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • 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

SN74ALS139D Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74ALS139D is typically around 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure reliable operation in high-temperature environments, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using a thermally conductive PCB material, and keeping the device within its recommended operating temperature range (typically -40°C to 85°C).
  • The recommended power-on sequence for the SN74ALS139D is to apply power to the VCC pin before applying any input signals. This helps prevent latch-up and ensures proper device operation.
  • To handle ESD protection for the SN74ALS139D, it's recommended to follow proper ESD handling procedures, such as using an ESD wrist strap or mat, and ensuring that the device is properly grounded during handling and assembly.
  • The maximum input voltage that the SN74ALS139D can tolerate is typically around 7V, but it's recommended to keep input voltages within the recommended operating range (typically 0V to VCC) to ensure reliable operation.

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SN74ALS139D 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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Part Image SN74ALS139DE4 Texas Instruments

2-LINE TO 4-LINE DECODER, ALS Series, Inverted Output, TTL, PDSO16

Part Image SN74ALS139DG4 Texas Instruments

2-LINE TO 4-LINE DECODER, ALS Series, Inverted Output, TTL, PDSO16

Part Image SN74ALS139DRG4 Texas Instruments

2-LINE TO 4-LINE DECODER, ALS Series, Inverted Output, TTL, PDSO16