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CD74AC139M - Texas Instruments

Description: Dual 2-to-4 Line Decoder/Demultiplexer

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CD74AC139M - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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CD74AC139M - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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CD74AC139M Details

  • Manufacturer Part Number:

    CD74AC139M

  • 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:

    AC

  • 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):

    0.024 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:

    -55 °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):

    0.16 mA

  • Prop. Delay@Nom-Sup:

    14.7 ns

  • Propagation Delay (tpd):

    131 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    1.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • 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

CD74AC139M Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the CD74AC139M is 2V to 6V, with a typical voltage of 5V.
  • The output enable (OE) pin should be connected to a logic low (GND) to enable the outputs, and to a logic high (VCC) to disable the outputs. Leaving the OE pin unconnected or floating can cause unpredictable behavior.
  • The maximum clock frequency that the CD74AC139M can handle is 20 MHz, but this can vary depending on the operating voltage and load conditions.
  • To ensure proper operation, the CD74AC139M should be powered from a stable, low-noise power supply, and decoupling capacitors (e.g. 0.1uF ceramic capacitors) should be placed as close as possible to the VCC and GND pins.
  • Yes, the CD74AC139M can be used in a 3.3V system, but the output voltage levels may not be compatible with 3.3V logic. Additionally, the device's performance and power consumption may be affected at lower voltages.

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CD74AC139M 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 CD74AC139MG4 Texas Instruments

2-LINE TO 4-LINE DECODER, AC Series, Inverted Output, CMOS, PDSO16