Part Image

SN74LS244NSR - Texas Instruments

Description: Octal Buffers And Line Drivers With 3-State Outputs

Download SN74LS244NSR Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
SN74LS244NSR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - NS (R-PDSO-G20)
click to zoom
3D Models
SN74LS244NSR - Texas Instruments  - 3D model - Small Outline Packages - NS (R-PDSO-G20)
click to zoom

SN74LS244NSR Details

  • Manufacturer Part Number:

    SN74LS244NSR

  • 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:

    LS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.6 mm

  • Load Capacitance (CL):

    45 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:

    SOP

  • Package Equivalence Code:

    SOP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    50 mA

  • Prop. Delay@Nom-Sup:

    18 ns

  • Propagation Delay (tpd):

    18 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 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

SN74LS244NSR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74LS244NSR is 30 MHz.
  • No, the SN74LS244NSR is a 5V device and is not compatible with 3.3V systems. You may need to use a level translator or a different device that is compatible with 3.3V systems.
  • The SN74LS244NSR has a maximum power dissipation of 500 mW. To handle heat dissipation, ensure good airflow around the device, use a heat sink if necessary, and follow proper PCB design and layout guidelines.
  • Yes, the SN74LS244NSR is compatible with TTL (Transistor-Transistor Logic) logic levels. It is a TTL-compatible octal buffer/line driver.
  • The SN74LS244NSR is a commercial-grade device and may not meet the requirements for high-reliability or aerospace applications. You may need to use a device that is specifically designed and qualified for such applications.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

SN74LS244NSR Overview

Use the download button to access the SN74LS244NSR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SN74L, or try a keyword search, such as Bus Driver/Transceivers

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.

Parts related to SN74LS244NSR

Showing 0 results

SN74LS244NSR Alternates

Showing results

Image Part Number Model
Part Image SN74LS244MR1 Rochester Electronics LLC

Bus Driver, LS Series, 2-Func, 4-Bit, True Output, TTL, PDSO20

Part Image DM74LS244SJX Rochester Electronics LLC

Bus Driver, LS Series, 2-Func, 4-Bit, True Output, TTL, PDSO20

Part Image SN74LS244MEL onsemi

Bus Driver, LS Series, 2-Func, 4-Bit, True Output, TTL, PDSO20

Part Image HD74LS244FP Renesas Electronics Corporation

Bus Driver, LS Series, 2-Func, 4-Bit, True Output, TTL, PDSO20

Part Image SN74LS244MR1 onsemi

Bus Driver, LS Series, 2-Func, 4-Bit, True Output, TTL, PDSO20

For a full list of alternate parts for SN74LS244NSR, check out Findchips.com