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SN74AHCT240DBR - Texas Instruments

Description: Octal Buffers/Drivers With 3-State Outputs

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SN74AHCT240DBR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DB (R-PDSO-G20)
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SN74AHCT240DBR - Texas Instruments  - 3D model - Small Outline Packages - DB (R-PDSO-G20)
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SN74AHCT240DBR Details

  • Manufacturer Part Number:

    SN74AHCT240DBR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • 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:

    AHCT/VHCT/VT

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    7.2 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Max I(ol):

    0.008 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    4

  • 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:

    SSOP

  • Package Equivalence Code:

    SSOP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    0.04 mA

  • Prop. Delay@Nom-Sup:

    10.5 ns

  • Propagation Delay (tpd):

    10.5 ns

  • Qualification Status:

    Not Qualified

  • 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:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    5.3 mm

SN74AHCT240DBR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74AHCT240DBR is 80 MHz, but it can vary depending on the specific application and operating conditions.
  • It is recommended to power up the VCC pin before the input signals to prevent unwanted latch-up or damage to the device. Also, ensure that the input signals are stable before applying the clock signal.
  • The recommended termination scheme for the SN74AHCT240DBR is to use a 50-ohm pull-up resistor to VCC for each output, and a 50-ohm series resistor for each input signal.
  • Yes, the SN74AHCT240DBR is compatible with 3.3V systems, but ensure that the input signals are within the recommended voltage range (VCC - 0.5V to VCC + 0.5V) to maintain proper operation.
  • The SN74AHCT240DBR has a maximum junction temperature of 150°C. Ensure good thermal conductivity between the device and the PCB, and consider using a heat sink or thermal pad if the device is expected to operate at high temperatures or high frequencies.

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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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