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SN74ALS240A-1NSR - Texas Instruments

Description: Octal Buffers/Drivers With 3-State Outputs

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SN74ALS240A-1NSR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - NS (R-PDSO-G20)
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SN74ALS240A-1NSR - Texas Instruments  - 3D model - Small Outline Packages - NS (R-PDSO-G20)
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SN74ALS240A-1NSR Details

  • Manufacturer Part Number:

    SN74ALS240A-1NSR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    ALS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.6 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Max I(ol):

    0.024 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:

    3-STATE

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    25 mA

  • Prop. Delay@Nom-Sup:

    9 ns

  • Propagation Delay (tpd):

    9 ns

  • Qualification Status:

    Not Qualified

  • Screening Level:

    MIL-PRF-38535

  • Seated Height-Max:

    2 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:

    5.3 mm

SN74ALS240A-1NSR Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SN74ALS240A-1NSR is 4.5V to 5.5V.
  • When the input pins are not in use, they should be tied to a valid logic level (either VCC or GND) to prevent them from floating and causing unwanted behavior.
  • The maximum frequency of operation for the SN74ALS240A-1NSR is 40 MHz.
  • No, the SN74ALS240A-1NSR is not recommended for use in 3.3V systems. It is designed to operate at 5V and may not function correctly at lower voltages.
  • The output pins of the SN74ALS240A-1NSR should be properly terminated with a load impedance of 50 ohms or less to prevent signal reflections and ensure reliable operation.

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SN74ALS240A-1NSR 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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