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SN74LS374DW - Texas Instruments

Description: Texas Instruments SN74LS374DW, D Type Bus Interface Flip Flop, 3-State, 4.75 → 5.25 V, 20-Pin SOIC

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PCB Footprints
SN74LS374DW - Texas Instruments PCB footprint - Other - Other - SOIC127P1030X265-20N
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SN74LS374DW - Texas Instruments  - 3D model - Other - SOIC127P1030X265-20N
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SN74LS374DW Details

  • Manufacturer Part Number:

    SN74LS374DW

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    LS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    45 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:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    40 mA

  • Prop. Delay@Nom-Sup:

    28 ns

  • Propagation Delay (tpd):

    28 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

SN74LS374DW Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LS374DW is 35 MHz, but it can vary depending on the operating conditions and the quality of the clock signal.
  • To ensure that the outputs are in a high-impedance state during power-up, you can use an external pull-up or pull-down resistor on the output pins. You can also use a power-on reset circuit to ensure that the outputs are in a known state during power-up.
  • The SN74LS374DW can sink or source up to 24 mA of current per output pin, but it's recommended to limit the current to 16 mA or less to ensure reliable operation.
  • The SN74LS374DW can be interfaced with a microcontroller or FPGA using standard digital logic signals. Ensure that the voltage levels and signal timing are compatible between the devices. You may need to use level translators or buffers if the voltage levels are different.
  • The OE pin is used to enable or disable the outputs of the SN74LS374DW. When OE is low, the outputs are enabled and the data is driven onto the bus. When OE is high, the outputs are in a high-impedance state and the bus is floated.

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SN74LS374DW 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 N74ALS374D NXP Semiconductors

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Part Image DM74LS374WM Fairchild Semiconductor Corporation

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For a full list of alternate parts for SN74LS374DW, check out Findchips.com