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SN74BCT244DWR - Texas Instruments

Description: Octal Buffers/Drivers With 3-State Outputs

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SN74BCT244DWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
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SN74BCT244DWR - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
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SN74BCT244DWR Details

  • Manufacturer Part Number:

    SN74BCT244DWR

  • 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:

    BCT/FBT

  • 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):

    0.064 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:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    80 mA

  • Prop. Delay@Nom-Sup:

    5.5 ns

  • Propagation Delay (tpd):

    5.5 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:

    BICMOS

  • 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:

    7.5 mm

SN74BCT244DWR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74BCT244DWR is 100 MHz, but it can vary depending on the load capacitance and the output current.
  • To ensure signal integrity, use a low-impedance PCB design, keep the signal traces short, and use termination resistors to match the impedance of the transmission line. Additionally, consider using a signal integrity analysis tool to simulate the signal behavior.
  • The recommended power-on sequence is to apply VCC first, followed by the input signals. This ensures that the device is properly initialized and minimizes the risk of latch-up or other unexpected behavior.
  • Yes, the SN74BCT244DWR is compatible with 3.3V systems, but the output voltage will be limited to VCC - 0.5V. Additionally, the input voltage threshold may be affected, so ensure that the input signals meet the recommended voltage levels.
  • The SN74BCT244DWR has built-in ESD protection, but it's still important to follow proper ESD handling procedures during assembly and testing. Use an ESD wrist strap or mat, and ensure that the device is stored in an ESD-protected package.

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SN74BCT244DWR 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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