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SN74AS757DW - Texas Instruments

Description: Octal Buffers/Line Drivers With Open-Collector Outputs

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PCB Footprints
SN74AS757DW - Texas Instruments PCB footprint - Other - Other - SOIC127P1030X265-20N
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SN74AS757DW - Texas Instruments  - 3D model - Other - SOIC127P1030X265-20N
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SN74AS757DW Details

  • Manufacturer Part Number:

    SN74AS757DW

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    TRISTATE CONTROL INPUT ACTIVE HIGH FOR ONE FUNCTION

  • Control Type:

    ENABLE LOW/HIGH

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    AS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Max I(ol):

    0.064 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    95 mA

  • Prop. Delay@Nom-Sup:

    18.5 ns

  • Propagation Delay (tpd):

    6 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 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:

    7.5 mm

SN74AS757DW Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74AS757DW is 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB layout techniques, such as keeping signal traces short and away from noise sources, using impedance-matched transmission lines, and adding termination resistors as needed.
  • Yes, the SN74AS757DW is compatible with 3.3V systems, but you may need to adjust the input voltage and output current to ensure proper operation.
  • The power consumption of the SN74AS757DW depends on the operating frequency, input voltage, and output current. Typically, it ranges from 10-50 mA, but can be higher in high-frequency applications.
  • To handle thermal issues, ensure good airflow around the device, use a heat sink if necessary, and avoid operating the device at maximum power dissipation for extended periods.

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SN74AS757DW 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 SN74AS757DWE4 Texas Instruments

Bus Driver, AS Series, 2-Func, 4-Bit, True Output, TTL, PDSO20