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SN74LS156NE4 - Texas Instruments

Description: Decoder/Demultiplexer 3/2-to-8/4

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SN74LS156NE4 - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T)
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SN74LS156NE4 - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T)
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SN74LS156NE4 Details

  • Manufacturer Part Number:

    SN74LS156NE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    USABLE AS 1 TO 8 DEMULTIPLEXER

  • Family:

    LS

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    2-LINE TO 4-LINE DECODER

  • Max I(ol):

    0.008 A

  • 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:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    10 mA

  • Prop. Delay@Nom-Sup:

    27 ns

  • Propagation Delay (tpd):

    51 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

SN74LS156NE4 Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SN74LS156NE4 is 4.75V to 5.25V, as specified in the datasheet. However, it's generally recommended to operate the device at a stable 5V supply voltage for optimal performance.
  • The input voltage thresholds for the SN74LS156NE4 are typically around 2V for a logic high and 0.8V for a logic low. It's essential to ensure that the input signals meet these threshold levels to avoid incorrect logic states.
  • The maximum clock frequency that the SN74LS156NE4 can handle is around 30MHz, as specified in the datasheet. However, this frequency may vary depending on the specific application and operating conditions.
  • To ensure proper power sequencing, it's recommended to power up the VCC pin before applying any input signals, and to power down the VCC pin after removing all input signals. This helps prevent unwanted latch-up or damage to the device.
  • The typical propagation delay for the SN74LS156NE4 is around 10-15ns, depending on the specific application and operating conditions. This delay can affect the overall system performance and should be considered in the design.

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SN74LS156NE4 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 N74LS156N NXP Semiconductors

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Part Image DM74LS156N Fairchild Semiconductor Corporation

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For a full list of alternate parts for SN74LS156NE4, check out Findchips.com