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SN74LVT574DWR - Texas Instruments

Description: Flip-Flops ABT Octal Edge-Trig D-Type F-F

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SN74LVT574DWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G20)
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SN74LVT574DWR - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G20)
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SN74LVT574DWR Details

  • Manufacturer Part Number:

    SN74LVT574DWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    1992-03-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    BROADSIDE VERSION OF 374

  • Control Type:

    INDEPENDENT CONTROL

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    LVT

  • 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:

    150000000 Hz

  • 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:

    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:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    5 mA

  • Prop. Delay@Nom-Sup:

    5.9 ns

  • Propagation Delay (tpd):

    6.6 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    3.6 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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

SN74LVT574DWR Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LVT574DWR is typically 100 MHz, but it can vary depending on the operating conditions and the quality of the clock signal.
  • To ensure proper initialization, connect the preset (PRE) and clear (CLR) inputs to a valid logic level (either VCC or GND) through a pull-up or pull-down resistor. This will ensure that the flip-flops are set to a known state on power-up.
  • The output pins of the SN74LVT574DWR are designed to drive capacitive loads. A series termination resistor (Rs) of 22-33 ohms is recommended to reduce ringing and improve signal integrity.
  • Yes, the SN74LVT574DWR is designed to operate from 2.7V to 3.6V, making it suitable for use in 3.3V systems. However, ensure that the input and output logic levels are compatible with the system's voltage levels.
  • The preset (PRE) and clear (CLR) inputs are asynchronous, meaning they can be asserted at any time, regardless of the clock signal. To avoid metastability issues, ensure that these inputs are synchronized with the clock signal or use a synchronizer circuit to align them with the clock.

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SN74LVT574DWR 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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