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SN74ALS156DR - Texas Instruments

Description: Encoders, Decoders, Multiplexers & Demultiplexers Decoders/DeMltplxrs w/Open-Collector out

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SN74ALS156DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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SN74ALS156DR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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SN74ALS156DR Details

  • Manufacturer Part Number:

    SN74ALS156DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • 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:

    8

  • 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:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    9 mA

  • Prop. Delay@Nom-Sup:

    55 ns

  • Propagation Delay (tpd):

    55 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

SN74ALS156DR Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SN74ALS156DR is 4.5V to 5.5V, although it can operate down to 3V with reduced performance.
  • Unused inputs on the SN74ALS156DR should be tied to a logic high or low level to prevent floating inputs, which can cause unpredictable behavior.
  • The maximum clock frequency that the SN74ALS156DR can handle is typically around 100 MHz, although this can vary depending on the specific application and operating conditions.
  • Yes, the SN74ALS156DR can be used in a 3.3V system, but it may not meet the full specifications listed in the datasheet. It's recommended to review the datasheet and perform thorough testing to ensure compatibility.
  • Proper termination of the SN74ALS156DR involves connecting the output pins to a load impedance that matches the characteristic impedance of the transmission line, typically 50 ohms or 75 ohms.

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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 SN74ALS156DRE4 Texas Instruments

ALS Series, Inverted Output, TTL, PDSO16