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SN74ABT640DW - Texas Instruments

Description: Octal Bus Transceivers With 3-State Outputs

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SN74ABT640DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
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SN74ABT640DW - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
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SN74ABT640DW Details

  • Manufacturer Part Number:

    SN74ABT640DW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    WITH DIRECTION CONTROL

  • Control Type:

    COMMON CONTROL

  • Count Direction:

    BIDIRECTIONAL

  • Family:

    ABT

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS TRANSCEIVER

  • Max I(ol):

    0.064 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    INVERTED

  • 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):

    30 mA

  • Prop. Delay@Nom-Sup:

    4.9 ns

  • Propagation Delay (tpd):

    4.9 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    NO

  • 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:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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

SN74ABT640DW Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74ABT640DW is 100 MHz, but it can vary depending on the system design and capacitive loading.
  • To ensure signal integrity, use a low-impedance PCB design, keep signal traces short, and use termination resistors to minimize reflections. Also, consider using a signal integrity analysis tool to simulate and optimize your design.
  • Yes, the SN74ABT640DW is compatible with 3.3V systems, but ensure that the input voltage (VCC) is within the recommended range of 3.0V to 3.6V. Also, be aware of the output voltage levels, which may not be fully compatible with 3.3V logic.
  • To avoid latch-up or other issues, ensure that the power supply voltage (VCC) is applied before the input signals. Also, consider using a power sequencing controller or a voltage supervisor to ensure proper power-up and power-down sequences.
  • The recommended termination scheme for the SN74ABT640DW is a series terminator (Rs) of 22-33 ohms, followed by a parallel terminator (Rt) of 50-75 ohms. However, the optimal termination scheme may vary depending on the system design and signal frequencies.

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SN74ABT640DW 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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