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74HC540D - Nexperia

Description: Octal buffer/line driver

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74HC540D - Nexperia PCB footprint - Other - Other - SOIC127P1032X265-20N
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74HC540D - Nexperia  - 3D model - Other - SOIC127P1032X265-20N
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74HC540D Details

  • Manufacturer Part Number:

    74HC540D

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOP-20

  • Country Of Origin:

    Thailand

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1989-09-20

  • Manufacturer:

    Nexperia

  • YTEOL:

    5.35

  • Additional Feature:

    WITH DUAL OUTPUT ENABLE

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    HC/UH

  • 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):

    0.0078 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • 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 Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.16 mA

  • Propagation Delay (tpd):

    30 ns

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    NICKEL PALLADIUM GOLD SILVER

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    7.5 mm

74HC540D Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the 74HC540D is typically around 100 MHz, but it can vary depending on the specific application and operating conditions.
  • It is recommended to power up the VCC pin before applying any input signals, and to power down the VCC pin after removing all input signals. This helps to prevent unwanted latch-up or damage to the device.
  • The recommended termination scheme for the 74HC540D outputs is to use a series resistor (e.g. 22 ohms) and a parallel capacitor (e.g. 10 pF) to the output pin, to help reduce ringing and improve signal integrity.
  • Yes, the 74HC540D is compatible with 5V systems, but it is recommended to use a voltage regulator or voltage divider to ensure that the VCC pin is within the recommended operating range of 2.0V to 6.0V.
  • The 74HC540D has a maximum junction temperature of 150°C. To ensure reliable operation, it is recommended to keep the device within a safe operating temperature range by using a heat sink or thermal pad, and to avoid exposing the device to high ambient temperatures or thermal stress.

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About Nexperia

Nexperia is a leading global player in the semiconductor industry. Specializing in essential electronic components, Nexperia offers a diverse range of products including discrete components, MOSFETs, logic ICs, and analog ICs. These components are integral to a multitude of applications across automotive, industrial, consumer electronics, and computing sectors, where reliability, performance, and efficiency are paramount.

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Image Part Number Model
Part Image 74HC540D-Q100 NXP Semiconductors

Bus Driver, HC/UH Series, 1-Func, 8-Bit, Inverted Output, CMOS, PDSO20

Part Image TC74HC540AFW Toshiba America Electronic Components

Bus Driver, HC/UH Series, 1-Func, 8-Bit, Inverted Output, CMOS, PDSO20

Part Image SN74HC540DWRG4 Texas Instruments

Bus Driver, HC/UH Series, 1-Func, 8-Bit, Inverted Output, CMOS, PDSO20

Part Image MM74HC540WMX_NL Fairchild Semiconductor Corporation

Bus Driver, HC/UH Series, 1-Func, 8-Bit, Inverted Output, CMOS, PDSO20

Part Image CD74HC540MG4 Texas Instruments

Bus Driver, HC/UH Series, 1-Func, 8-Bit, Inverted Output, CMOS, PDSO20

For a full list of alternate parts for 74HC540D, check out Findchips.com