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SN74LS374DBR - Texas Instruments

Description: Octal D-Type Edge Triggered Flip-Flops with 3-State Outputs

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SN74LS374DBR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DB0020A
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SN74LS374DBR - Texas Instruments  - 3D model - Small Outline Packages - DB0020A
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SN74LS374DBR Details

  • Manufacturer Part Number:

    SN74LS374DBR

  • 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:

    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):

    40 mA

  • Prop. Delay@Nom-Sup:

    28 ns

  • Propagation Delay (tpd):

    28 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

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    5.3 mm

SN74LS374DBR Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LS374DBR is 35 MHz, but it can vary depending on the operating conditions and the quality of the clock signal.
  • To ensure proper power and decoupling, use a high-quality power supply with a low impedance output, and decouple the VCC pin with a 0.1 μF ceramic capacitor to ground. Additionally, use a 10 μF electrolytic capacitor in parallel with the 0.1 μF capacitor to filter out low-frequency noise.
  • The SN74LS374DBR can sink up to 24 mA and source up to 15 mA per output pin, but it's recommended to limit the current to 10 mA per pin to ensure reliable operation.
  • To handle asynchronous inputs, use a synchronizer circuit or a flip-flop to synchronize the input signals with the clock signal. This ensures that the inputs are sampled correctly and prevents metastability issues.
  • The recommended operating temperature range for the SN74LS374DBR is 0°C to 70°C, but it can operate up to 85°C with reduced performance and reliability.

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SN74LS374DBR 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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For a full list of alternate parts for SN74LS374DBR, check out Findchips.com