Part Image

SN74AHCT540DW - Texas Instruments

Description: Texas Instruments SN74AHCT540DW Octal Buffer & Line Driver, 3-State, Inverting, 5V, 20-Pin SOIC

Download SN74AHCT540DW Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
SN74AHCT540DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
click to zoom
3D Models
SN74AHCT540DW - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
click to zoom

SN74AHCT540DW Details

  • Manufacturer Part Number:

    SN74AHCT540DW

  • 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:

    WITH DUAL OUTPUT ENABLE

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    AHCT/VHCT/VT

  • 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):

    0.008 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °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

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.04 mA

  • Prop. Delay@Nom-Sup:

    10 ns

  • Propagation Delay (tpd):

    10 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:

    AUTOMOTIVE

  • 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

SN74AHCT540DW Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SN74AHCT540DW is 4.5V to 5.5V, with a typical voltage of 5V.
  • The SN74AHCT540DW has a thermal pad on the bottom of the package, which should be connected to a thermal ground plane or a heat sink to dissipate heat. A thermal interface material (TIM) can be used to improve heat transfer.
  • The maximum frequency of operation for the SN74AHCT540DW is typically around 100 MHz, but this can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB design techniques such as impedance matching, signal routing, and decoupling capacitors. Also, consider using series termination resistors and/or parallel termination resistors to reduce signal reflections.
  • The SN74AHCT540DW is a 5V device, but it can be used with 3.3V logic as long as the input voltage is within the recommended operating range (4.5V to 5.5V). However, the output voltage will still be 5V, so level shifting may be required.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

SN74AHCT540DW Overview

Use the download button to access the SN74AHCT540DW schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SN74A, or try a keyword search, such as Bus Driver/Transceivers

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.

Parts related to SN74AHCT540DW

Showing 0 results

SN74AHCT540DW Alternates

Showing results

Image Part Number Model
Part Image SN74AHCT540DWR Texas Instruments

Bus Driver, AHCT/VHCT/VT Series, 8-Func, 8-Bit, Inverted Output, CMOS, PDSO20

Part Image SN74AHCT540DWE4 Texas Instruments

Bus Driver, AHCT/VHCT/VT Series, 1-Func, 8-Bit, Inverted Output, CMOS, PDSO20