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SN74ALS573CDBR - Texas Instruments

Description: Octal D-Type Transparent Latches With 3-State Outputs

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SN74ALS573CDBR - Texas Instruments - PCB symbol
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PCB Footprints
SN74ALS573CDBR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DB0020A
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3D Models
SN74ALS573CDBR - Texas Instruments - 3D model - Small Outline Packages - DB0020A
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SN74ALS573CDBR Details

  • Manufacturer Part Number:

    SN74ALS573CDBR

  • 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

  • Additional Feature:

    BROADSIDE VERSION OF 373

  • 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:

    8

  • 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):

    27 mA

  • Prop. Delay@Nom-Sup:

    20 ns

  • Propagation Delay (tpd):

    20 ns

  • Qualification Status:

    Not Qualified

  • Screening Level:

    MIL-STD-883

  • 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

SN74ALS573CDBR Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74ALS573CDBR is typically around 100 MHz, but it can vary depending on the specific application, operating conditions, and output loading. It's recommended to check the device's timing characteristics and perform simulations to determine the maximum clock frequency for a specific design.
  • To ensure proper operation, the SN74ALS573CDBR should be powered with a stable and noise-free power supply. A decoupling capacitor of 0.1 μF to 1 μF should be placed as close as possible to the device's power pins to filter out noise and reduce power supply ripple. Additionally, the power supply voltage should be within the recommended operating range of 4.5 V to 5.5 V.
  • The SN74ALS573CDBR can sink or source up to 24 mA of current per output pin. However, it's recommended to limit the output current to 16 mA or less to ensure reliable operation and prevent overheating.
  • If the latch enable (LE) input is not used, it's recommended to tie it to the positive supply voltage (VCC) through a 1 kΩ to 10 kΩ resistor to ensure that the latch is enabled. Leaving the LE input floating can cause unpredictable behavior and may lead to latch-up or other issues.
  • The SN74ALS573CDBR is specified to operate at 5 V, but it can be used in a 3.3 V system with some limitations. The device's input and output voltage levels will be reduced, and the output current drive capability will be lower. Additionally, the device's timing characteristics may be affected. It's recommended to consult the datasheet and perform simulations to ensure that the device meets the system's requirements.

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SN74ALS573CDBR 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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