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SN74ALS244CDBR - Texas Instruments

Description: Buffers & Line Drivers Octal Buf/Line Drv w/3-State Outputs

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SN74ALS244CDBR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DB0020A
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SN74ALS244CDBR - Texas Instruments  - 3D model - Small Outline Packages - DB0020A
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SN74ALS244CDBR Details

  • Manufacturer Part Number:

    SN74ALS244CDBR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • Package Description:

    SSOP-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    1986-01-01

  • 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:

    7.2 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:

    TRUE

  • 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):

    24 mA

  • Prop. Delay@Nom-Sup:

    10 ns

  • Propagation Delay (tpd):

    10 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:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • 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

SN74ALS244CDBR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74ALS244CDBR is typically around 100 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, it's recommended to use proper PCB layout techniques, such as using short signal traces, minimizing impedance mismatches, and using termination resistors if necessary. Additionally, consider using a signal integrity analysis tool to simulate and optimize your design.
  • Yes, the SN74ALS244CDBR is compatible with 3.3V systems, but it's essential to ensure that the input voltage (VCC) is within the recommended range of 4.5V to 5.5V. You may need to use level translators or voltage regulators to interface with 3.3V logic.
  • To avoid latch-up or other issues, it's recommended to sequence the power supply to the devices in a specific order, typically from the lowest voltage to the highest voltage. Consult the datasheet and application notes for specific guidance on power sequencing.
  • The recommended operating temperature range for the SN74ALS244CDBR is -40°C to 85°C. However, it's essential to consider the specific application and environmental conditions to ensure reliable operation.

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SN74ALS244CDBR 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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