Part Image

SN74LS244DBR - Texas Instruments

Description: TEXAS INSTRUMENTS - SN74LS244DBR - NON INVERTING BUFFER, SSOP-20, FULL REEL

Download SN74LS244DBR 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
SN74LS244DBR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DB0020A_
click to zoom
3D Models
SN74LS244DBR - Texas Instruments  - 3D model - Small Outline Packages - DB0020A_
click to zoom

SN74LS244DBR Details

  • Manufacturer Part Number:

    SN74LS244DBR

  • 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:

    LS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    7.2 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:

    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):

    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:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    5.3 mm

SN74LS244DBR Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74LS244DBR is typically around 30-40 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure signal integrity, use proper PCB design techniques such as using short signal traces, minimizing impedance mismatches, and using termination resistors as needed. Additionally, ensure that the power supply is clean and well-regulated.
  • Yes, the SN74LS244DBR can be used in a 3.3V system, but it is recommended to use a voltage regulator to ensure a stable 5V supply to the device. Additionally, ensure that the input signals are compatible with the 5V logic levels.
  • 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. Also, ensure that the PCB is designed to dissipate heat efficiently.
  • The SN74LS244DBR is a commercial-grade device and may not be suitable for high-reliability or high-temperature applications. For such applications, consider using industrial-grade or military-grade devices that are specifically designed for high-reliability and high-temperature operation.

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

SN74LS244DBR Overview

Use the download button to access the SN74LS244DBR 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 SN74LS244DBR

Showing 0 results

SN74LS244DBR Alternates

Showing results

Image Part Number Model
Part Image SN74LS244DBR Rochester Electronics LLC

LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20, GREEN, PLASTIC, SSOP-20

Part Image SN74LS244DBRG4 Texas Instruments

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