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SN74HCT540DW - Texas Instruments

Description: Buffer/Line Driver Octal Inverting 3-ST SN74HCT540DW, 8-Bit Buffer, Line Driver, HCT, 3-State Inverting 4.5 → 5.5 V 20-Pin SOIC

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SN74HCT540DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
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SN74HCT540DW - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
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SN74HCT540DW Details

  • Manufacturer Part Number:

    SN74HCT540DW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    WITH DUAL OUTPUT ENABLE

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    HCT

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    150 pF

  • Logic IC Type:

    BUS DRIVER

  • Max I(ol):

    0.006 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • 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):

    0.08 mA

  • Prop. Delay@Nom-Sup:

    25 ns

  • Propagation Delay (tpd):

    38 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:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.5 mm

SN74HCT540DW Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74HCT540DW is 30 MHz.
  • Yes, the SN74HCT540DW is compatible with 5V systems, but it's recommended to use a voltage regulator to ensure a stable 4.5V to 5.5V supply voltage.
  • The SN74HCT540DW has a thermal pad on the bottom of the package. Ensure good thermal contact between the thermal pad and a heat sink or a metal core PCB to dissipate heat effectively.
  • The recommended termination for the SN74HCT540DW is a series terminator (e.g., 33 ohms) at the receiving end of the transmission line to minimize reflections and ensure signal integrity.
  • The SN74HCT540DW is rated for operation up to 85°C. However, it's recommended to derate the device's performance and consider thermal management for high-temperature applications.

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SN74HCT540DW 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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For a full list of alternate parts for SN74HCT540DW, check out Findchips.com