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SN74ALS137AD - Texas Instruments

Description: 3-Line to 8-Line Decoders/Demultiplexers With Address Latches

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PCB Footprints
SN74ALS137AD - Texas Instruments PCB footprint - Other - Other - SOIC127P600X175-16N
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SN74ALS137AD - Texas Instruments  - 3D model - Other - SOIC127P600X175-16N
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SN74ALS137AD Details

  • Manufacturer Part Number:

    SN74ALS137AD

  • 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

  • Additional Feature:

    ADDRESS LATCHES

  • Family:

    ALS

  • Input Conditioning:

    LATCHED

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    3-LINE TO 8-LINE DECODER

  • Max I(ol):

    0.012 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °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):

    10 mA

  • Prop. Delay@Nom-Sup:

    20 ns

  • Propagation Delay (tpd):

    20 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

SN74ALS137AD Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74ALS137AD is 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB design techniques, such as using short signal traces, minimizing impedance mismatch, and using termination resistors when necessary. Additionally, follow the recommended operating conditions and signal levels specified in the datasheet.
  • Yes, the SN74ALS137AD is compatible with 3.3V systems, but it requires a 5V supply voltage (VCC) to operate correctly. You can use a voltage regulator or level translator to interface with 3.3V logic.
  • The power consumption of the SN74ALS137AD depends on the operating frequency, input signal levels, and output load. Typically, it consumes around 20-30 mA of current at 5V and 50 MHz operating frequency.
  • To handle thermal issues, ensure good airflow around the device, use a heat sink if necessary, and follow proper PCB thermal design guidelines. The SN74ALS137AD has a maximum junction temperature of 150°C, so ensure that the operating temperature is within the recommended range.

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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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