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SN74AS244AN - Texas Instruments

Description: Octal Buffers/Drivers With 3-State Outputs

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SN74AS244AN - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N(R-PDIP-T**)
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SN74AS244AN - Texas Instruments  - 3D model - Dual-In-Line Packages - N(R-PDIP-T**)
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SN74AS244AN Details

  • Manufacturer Part Number:

    SN74AS244AN

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • 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:

    AS

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e4

  • Length:

    25.4 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Max I(ol):

    0.064 A

  • 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:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    24 mA

  • Prop. Delay@Nom-Sup:

    6.2 ns

  • Propagation Delay (tpd):

    6.2 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

SN74AS244AN Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74AS244AN is 100 MHz, but it can vary depending on the load capacitance and the output current.
  • To ensure signal integrity, use a low-impedance output driver, keep the output traces short and well-terminated, and use a ground plane to reduce electromagnetic interference (EMI).
  • Yes, the SN74AS244AN can operate from a 2.0V to 5.5V supply voltage, making it suitable for 3.3V systems. However, the output voltage swing will be reduced at lower supply voltages.
  • To handle thermal issues, ensure good airflow around the device, use a heat sink if necessary, and avoid operating the device at maximum power dissipation for extended periods.
  • Yes, the SN74AS244AN is compatible with 5V TTL logic, but it can also operate at lower voltages. The output voltage swing is compatible with 5V TTL logic, but the input threshold voltage is lower.

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SN74AS244AN 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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Part Image SN54AS244AJ Texas Instruments

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Part Image 5962-9755901QRX Texas Instruments

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Part Image SN74AS244ANE4 Texas Instruments

Bus Driver, AS Series, 8-Func, 4-Bit, True Output, TTL, PDIP20

Part Image SN54AS244J Texas Instruments

Bus Driver, AS Series, 2-Func, 4-Bit, True Output, TTL, CDIP20

Part Image SN74AS244N Rochester Electronics LLC

Bus Driver, AS Series, 2-Func, 4-Bit, True Output, TTL, PDIP20

For a full list of alternate parts for SN74AS244AN, check out Findchips.com