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SN74LS593DWR - Texas Instruments

Description: Counter ICs 8-Bit Binary w/Input Rgstr & 3-St Output

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SN74LS593DWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
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SN74LS593DWR - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
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SN74LS593DWR Details

  • Manufacturer Part Number:

    SN74LS593DWR

  • 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

  • Additional Feature:

    TCO OUTPUT; REGISTERED INPUTS; MULTIPLEXED I/O

  • Count Direction:

    UP

  • Family:

    LS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    45 pF

  • Load/Preset Input:

    YES

  • Logic IC Type:

    BINARY COUNTER

  • Max Frequency@Nom-Sup:

    20000000 Hz

  • Max I(ol):

    0.024 A

  • Mode of Operation:

    ASYNCHRONOUS

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    80 mA

  • Prop. Delay@Nom-Sup:

    63 ns

  • Propagation Delay (tpd):

    39 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 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

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    7.5 mm

  • fmax-Min:

    20 MHz

SN74LS593DWR Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LS593DWR is 40 MHz, but it can vary depending on the operating voltage and temperature. It's recommended to check the datasheet for specific frequency limits under different operating conditions.
  • To ensure proper reset, connect the MR (Master Reset) pin to a pull-up resistor and a capacitor to VCC. This will ensure that the device is reset during power-up and holds the reset state until the capacitor is fully charged.
  • The recommended operating voltage range for the SN74LS593DWR is 4.75V to 5.25V. Operating the device outside this range may affect its performance and reliability.
  • The asynchronous reset input (MR) should be synchronized with the clock signal to avoid metastability issues. This can be done by using a flip-flop or a synchronizer circuit to synchronize the reset signal with the clock.
  • The maximum output current that the SN74LS593DWR can sink or source is 15mA. Exceeding this limit may cause the device to overheat or malfunction.

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SN74LS593DWR 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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