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M74HC139B1R - STMicroelectronics

Description: Decoder/Demultiplexer Dual 2-to-4 16-Pin PDIP Tube

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M74HC139B1R - STMicroelectronics PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - DIP-16
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M74HC139B1R - STMicroelectronics  - 3D model - Dual-In-Line Packages - DIP-16
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M74HC139B1R Details

  • Manufacturer Part Number:

    M74HC139B1R

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, DIP-16

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Family:

    HC/UH

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    2-LINE TO 4-LINE DECODER

  • Max I(ol):

    0.004 A

  • 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:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Prop. Delay@Nom-Sup:

    39 ns

  • Propagation Delay (tpd):

    195 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.1 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    4.5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

M74HC139B1R Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the M74HC139B1R is 25 MHz.
  • To ensure proper power supply, connect VCC to a stable 2V to 6V power source, and GND to a reliable ground connection. Decouple the power supply with a 0.1uF capacitor.
  • The M74HC139B1R can sink or source up to 20mA of current per output pin.
  • The enable inputs (E1 and E2) are active-low, meaning they must be pulled low to enable the decoder. Connect them to GND or a logic low signal to enable the device.
  • The propagation delay of the M74HC139B1R is typically around 10ns, but can vary depending on the operating frequency and load conditions.

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M74HC139B1R Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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