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SN74ALS156D - Texas Instruments

Description: Decoders/Demultiplexers With Open-Collector Outputs

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SN74ALS156D - Texas Instruments PCB footprint - Other - Other - SOIC127P600X175-16N
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SN74ALS156D - Texas Instruments  - 3D model - Other - SOIC127P600X175-16N
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SN74ALS156D Details

  • Manufacturer Part Number:

    SN74ALS156D

  • 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:

    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:

    TUBE

  • 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

SN74ALS156D Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74ALS156D 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 SN74ALS156D is to apply power to the VCC pin before applying any input signals. This helps prevent latch-up and ensures proper device operation.
  • Yes, the SN74ALS156D can be used in a 3.3V system, but it's essential to ensure that the input signals are within the recommended voltage range (typically 0.8V to 2.7V) to prevent damage to the device.
  • To handle ESD protection for the SN74ALS156D, it's recommended to follow proper ESD handling procedures, such as using an ESD wrist strap, ESD mat, or ESD bag, and ensuring that the device is properly grounded during handling and assembly.

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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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