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SN74AS374DW - Texas Instruments

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

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SN74AS374DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G20)
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SN74AS374DW - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G20)
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SN74AS374DW Details

  • Manufacturer Part Number:

    SN74AS374DW

  • 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:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Control Type:

    ENABLE LOW

  • Count Direction:

    UNIDIRECTIONAL

  • Family:

    AS

  • 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:

    125000000 Hz

  • Max I(ol):

    0.048 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    1

  • 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):

    128 mA

  • Prop. Delay@Nom-Sup:

    9 ns

  • Propagation Delay (tpd):

    9 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:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • 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

SN74AS374DW Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74AS374DW is 100 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 output impedance, and decouple the VCC pin with a 0.1 μF ceramic capacitor to ground. Additionally, use a 10 μF electrolytic capacitor in parallel to filter out any noise or ripple.
  • The recommended termination scheme for the SN74AS374DW is to use a series terminator (e.g., 33 Ω) at the far end of the transmission line, and a parallel terminator (e.g., 50 Ω) at the near end. This helps to reduce reflections and ensure signal integrity.
  • Yes, the SN74AS374DW is compatible with 3.3V systems, but you need to ensure that the input signals are within the recommended voltage range (VCC - 0.5V to VCC + 0.5V). Additionally, you may need to adjust the output termination to match the 3.3V system's impedance.
  • The asynchronous reset (CLR) input should be asserted low to reset the flip-flops. The CLR input should be synchronized to the clock signal to avoid metastability issues. It's recommended to use a synchronous reset signal or a reset synchronizer circuit to ensure proper reset operation.

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SN74AS374DW 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 DM74AS374WM Texas Instruments

Bus Driver, AS Series, 1-Func, 8-Bit, True Output, TTL, PDSO20

Part Image DM74AS374WM Fairchild Semiconductor Corporation

Bus Driver, AS Series, 1-Func, 8-Bit, True Output, TTL, PDSO20

Part Image SN74AS374DWR Texas Instruments

Bus Driver, AS Series, 1-Func, 8-Bit, True Output, TTL, PDSO20

Part Image SN74AS374DWRG4 Texas Instruments

Bus Driver, AS Series, 1-Func, 8-Bit, True Output, TTL, PDSO20

Part Image SN74AS374DWRE4 Texas Instruments

Bus Driver, AS Series, 1-Func, 8-Bit, True Output, TTL, PDSO20

For a full list of alternate parts for SN74AS374DW, check out Findchips.com