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SN74LS377DW - Texas Instruments

Description: OCTAL, HEX, AND QUAD D-TYPE FLIP-FLOPS WITH ENABLE

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SN74LS377DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
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SN74LS377DW - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
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SN74LS377DW Details

  • Manufacturer Part Number:

    SN74LS377DW

  • 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:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    WITH HOLD MODE

  • Family:

    LS

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    D FLIP-FLOP

  • Max Frequency@Nom-Sup:

    30000000 Hz

  • Max I(ol):

    0.008 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of Functions:

    8

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    70 °C

  • 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):

    28 mA

  • Prop. Delay@Nom-Sup:

    27 ns

  • Propagation Delay (tpd):

    27 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 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:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Trigger Type:

    POSITIVE EDGE

  • Width:

    7.5 mm

  • fmax-Min:

    35 MHz

SN74LS377DW Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LS377DW 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 with a minimum of 10uF decoupling capacitor between VCC and GND, and place the capacitor as close to the device as possible.
  • The SN74LS377DW can sink up to 24mA and source up to 12mA per output, but it's recommended to limit the current to 16mA per output to ensure reliable operation.
  • The asynchronous clear and preset inputs should be tied to VCC or GND through a pull-up or pull-down resistor, and should not be left floating. This ensures that the device operates correctly and prevents unwanted state changes.
  • To minimize noise and ensure reliable operation, use a solid ground plane, keep the clock signal traces short and away from other signals, and use a star topology for the power supply connections.

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SN74LS377DW 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 SN74LS377DWR Texas Instruments

D Flip-Flop, LS Series, 8-Func, Positive Edge Triggered, 8-Bit, True Output, TTL, PDSO20

Part Image DM74LS377WM Rochester Electronics LLC

D Flip-Flop, LS Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, TTL, PDSO20

Part Image SN74LS377DWRE4 Texas Instruments

D Flip-Flop, LS Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, TTL, PDSO20

Part Image DM74LS377WMX Fairchild Semiconductor Corporation

D Flip-Flop, LS Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, TTL, PDSO20

Part Image DM74LS377WM Fairchild Semiconductor Corporation

D Flip-Flop, LS Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, TTL, PDSO20

For a full list of alternate parts for SN74LS377DW, check out Findchips.com