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CD74HCT374M - Texas Instruments

Description: High Speed CMOS Logic Octal Positive-Edge Triggered D-Type Flip-Flops with 3-State Outputs

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CD74HCT374M Details

  • Manufacturer Part Number:

    CD74HCT374M

  • 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:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    HCT

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    50 pF

  • Logic IC Type:

    BUS DRIVER

  • Max Frequency@Nom-Sup:

    20000000 Hz

  • Max I(ol):

    0.006 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °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):

    0.08 mA

  • Prop. Delay@Nom-Sup:

    50 ns

  • Propagation Delay (tpd):

    50 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 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:

    CMOS

  • Temperature Grade:

    MILITARY

  • 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

CD74HCT374M Frequently Asked Questions (FAQs)

  • The maximum clock frequency for the CD74HCT374M is 30 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 5V power supply, add a 0.1uF ceramic capacitor between VCC and GND, and a 10uF electrolytic capacitor between VCC and GND. Also, keep the power and ground traces short and wide.
  • The CD74HCT374M can source up to 6mA and sink up to 24mA per output pin, but it's recommended to keep the current within 4mA to ensure reliable operation.
  • The asynchronous reset input (R) should be tied to VCC through a pull-up resistor (e.g., 1kΩ) to ensure that the device is not accidentally reset. When the reset input is asserted, all outputs will be reset to a low state.
  • The CD74HCT374M is designed for 5V operation, but it can be used in a 3.3V system with some limitations. The output voltage will be lower, and the device may not meet the specified timing parameters. It's recommended to use a level translator or a voltage regulator to ensure proper operation.

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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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