PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54LS373DMMicrocircuit,digital

Fairchild Semiconductor Corp · NSN 5962-01-114-1197 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-114-1197 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-114-1197. Primary manufacturer part number: 54LS373DM.
Features
  • Microcircuit,digital — FSC 5962
  • Body Length: 0.930 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
  • Body Width: 0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
  • Voltage Rating and Type Per Characteristic: 7.0 VOLTS MAXIMUM POWER SOURCE
  • Terminal Surface Treatment: SOLDER
  • Criticality Code Justification: FEAT
  • Test Data Document: 13973-839210 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Design Function and Quantity: 8 LATCH
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-114-1197, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Fairchild Semiconductor Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-114-1197
Primary Part Number54LS373DM
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerFairchild Semiconductor Corp
StatusACTIVE
Body Length0.930 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
Body Width0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
Voltage Rating and Type Per Characteristic7.0 VOLTS MAXIMUM POWER SOURCE
Terminal Surface TreatmentSOLDER
Criticality Code JustificationFEAT
Test Data Document13973-839210 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Design Function and Quantity8 LATCH
Terminal Type and Quantity20 PRINTED CIRCUIT
Inclosure ConfigurationDUAL-IN-LINE
Input Circuit Pattern8 CHANNEL AND 10 INPUT
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Maximum Power Dissipation Rating200.0 MILLIWATTS
Features ProvidedBIPOLAR AND BURN IN AND GATED OUTPUT AND HERMETICALLY SEALED AND MONOLITHIC AND PARALLEL OPERATION AND POSITIVE OUTPUTS AND SCHOTTKY AND LOW POWER AND W/BUFFERED OUTPUT AND W/COMMON ENABLE AND W/INDEPENDENT OUTPUTS AND W/TOTEM POLE OUTPUT AND 3-STATE OUTPUT
Body Height0.180 INCHES MAXIMUM IN
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Inclosure MaterialCERAMIC AND GLASS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-01-077-6119SNJ54LS373J-00 INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-01-112-9648804955-1 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Dba Raytheon
5962-01-129-8420SNJ54LS373J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
54LS373DM Fairchild Semiconductor Corp (USA)
SNJ54LS373J00 Texas Instruments Incorporated (USA)
54LS373DM Fairchild Semiconductor Corp Components Group Sub of Schlumberger Ltd (USA)
839210-0019 Litton Systems Inc. Div Navigation Systems Division (USA)
SNJ54LS373J Freescale Semiconductor, Inc. (USA)
Related Parts
5962-01-077-6119INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNJ54LS373J-00
5962-01-112-9648INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
804955-1
5962-01-129-8420INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNJ54LS373J

Frequently Asked Questions

What is NSN 5962-01-114-1197?

NSN 5962-01-114-1197 is a Microcircuit,digital, manufactured by Fairchild Semiconductor Corp, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-114-1197?

NSN 5962-01-114-1197 has 5 cross-referenced part numbers: 54LS373DM (Fairchild Semiconductor Corp), SNJ54LS373J00 (Texas Instruments Incorporated), 54LS373DM (Fairchild Semiconductor Corp Components Group Sub of Schlumberger Ltd), 839210-0019 (Litton Systems Inc. Div Navigation Systems Division), SNJ54LS373J (Freescale Semiconductor, Inc.).

What NSN replaces 5962-01-114-1197?

There are 3 known substitutes for 5962-01-114-1197: 5962-01-077-6119, 5962-01-112-9648, 5962-01-129-8420. Verify interchangeability with system specifications before substitution.

What are the specifications of 54LS373DM?

Key specifications for 54LS373DM: Body Length: 0.930 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN; Body Width: 0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN; Voltage Rating and Type Per Characteristic: 7.0 VOLTS MAXIMUM POWER SOURCE; Terminal Surface Treatment: SOLDER. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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