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SN74HC574DWG4 - Texas Instruments

Description: Flip-Flops Octal Edge-Trig D-Ty F-F W/3-State Otpt

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SN74HC574DWG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A 2021
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SN74HC574DWG4 - Texas Instruments  - 3D model - Small Outline Packages - DW0020A 2021
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SN74HC574DWG4 Details

  • Manufacturer Part Number:

    SN74HC574DWG4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    BROADSIDE VERSION OF 374

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    HC

  • 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:

    24000000 Hz

  • Max I(ol):

    0.0078 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • Number of Ports:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °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:

    0.066 ns

  • Propagation Delay (tpd):

    330 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • 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

SN74HC574DWG4 Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74HC574DWG4 is 100 MHz, but it can vary depending on the operating voltage and temperature. It's recommended to check the timing characteristics in the datasheet for specific frequency limits.
  • To ensure proper power and decoupling, connect the VCC pin to a stable 2.0-6.0 V power supply, and decouple the power pins with 0.1 μF ceramic capacitors. Additionally, use a 10 μF bulk capacitor to filter out noise and voltage drops.
  • The SN74HC574DWG4 can sink or source up to 25 mA of current per output pin, but it's recommended to limit the current to 10 mA or less to ensure reliable operation and prevent overheating.
  • The asynchronous clear (CLR) input should be tied to VCC through a pull-up resistor (e.g., 1 kΩ) to prevent accidental clearing of the registers. When CLR is low, the registers are cleared, and the outputs are set to low.
  • The output enable (OE) input is used to tri-state the outputs. When OE is low, the outputs are enabled and reflect the register contents. When OE is high, the outputs are in a high-impedance state, allowing other devices to drive the bus.

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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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