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SN74LS377DWR - Texas Instruments

Description: Octal D-Type Flip-Flops With Clock Enable

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SN74LS377DWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0020A
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SN74LS377DWR - Texas Instruments  - 3D model - Small Outline Packages - DW0020A
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SN74LS377DWR Details

  • Manufacturer Part Number:

    SN74LS377DWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • 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:

    TR

  • 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

SN74LS377DWR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN74LS377DWR is 30 MHz, but it can vary depending on the system design and load conditions.
  • To ensure reliable operation in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device is operated within its specified temperature range (-40°C to 85°C).
  • The recommended power-on sequence for the SN74LS377DWR is to apply power to the VCC pin before applying any input signals, and to ensure that the input signals are stable before applying the clock signal.
  • To handle bus contention in a multi-master bus system, it is recommended to use a bus arbiter or a bus controller to manage access to the bus, and to ensure that only one master device is driving the bus at a time.
  • The maximum capacitive load that the SN74LS377DWR can drive is 100 pF, but it can vary depending on the system design and operating frequency.

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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 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 DV74LS377D avg Semiconductors

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Part Image DM74LS377WM Fairchild Semiconductor Corporation

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Part Image DM74LS377WMX 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 SN74LS377DWR, check out Findchips.com