PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54LS157DMQBMicrocircuit,digital

Fairchild Semiconductor Corp · NSN 5962-01-148-4297 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-148-4297 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-148-4297. Primary manufacturer part number: 54LS157DMQB.
Features
  • Microcircuit,digital — FSC 5962
  • Inclosure Material: GLASS
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Body Width: 0.310 INCHES MAXIMUM IN
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Body Height: 0.200 INCHES MAXIMUM IN
  • Body Length: 0.785 INCHES MAXIMUM IN
  • 11 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-148-4297, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-148-4297
Primary Part Number54LS157DMQB
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerFairchild Semiconductor Corp
StatusACTIVE
Inclosure MaterialGLASS
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Body Width0.310 INCHES MAXIMUM IN
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Body Height0.200 INCHES MAXIMUM IN
Body Length0.785 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5962-01-024-5939SNC54LS157J-00 INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-01-048-5218DM54LS157J/883B INTERCHANGEABLE
Microcircuit,digital
National Semiconductor Corporation
5962-01-050-0921 INTERCHANGEABLE
Microcircuit,digital
5962-01-112-8382538979-1 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Dba Raytheon
5962-01-130-3406308758-2 INTERCHANGEABLE
Microcircuit,digital
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5962-01-140-9358SNJ54LS157J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-01-148-1261 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
144093-101 L3harris Technologies, Inc. (USA)
54LS157DMQB PRIMARY Fairchild Semiconductor Corp (USA)
54LS157J/883B Raytheon Company (USA)
54LS157J/883B PRIMARY Raytheon Company Dba Raytheon Co (USA)
SNJ54LS157J Texas Instruments Incorporated (USA)
S54LS157F/883B Philips Semiconductors Inc (USA)
50100470 Thales Uk Limited Dba Thales Uk Ltd Optronics (GBR)
DM54LS157/883 National Semiconductor Corporation (USA)
DM54LS157J/883B National Semiconductor Corporation (USA)
54LS157J/883B Raytheon Company Div Corp (USA)
SNJ54LS157J Freescale Semiconductor, Inc. (USA)
Related Parts
5962-01-024-5939INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNC54LS157J-00
5962-01-048-5218INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
DM54LS157J/883B
5962-01-050-0921INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-112-8382INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
538979-1
5962-01-130-3406INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
308758-2
5962-01-140-9358INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNJ54LS157J
5962-01-148-1261INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-01-148-4297?

NSN 5962-01-148-4297 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 5962-01-148-4297?

NSN 5962-01-148-4297 has 11 cross-referenced part numbers: 144093-101 (L3harris Technologies, Inc.), 54LS157DMQB (Fairchild Semiconductor Corp), 54LS157J/883B (Raytheon Company), 54LS157J/883B (Raytheon Company Dba Raytheon Co), SNJ54LS157J (Texas Instruments Incorporated) and 6 more.

What NSN replaces 5962-01-148-4297?

There are 7 known substitutes for 5962-01-148-4297: 5962-01-024-5939, 5962-01-048-5218, 5962-01-050-0921 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54LS157DMQB?

Key specifications for 54LS157DMQB: Inclosure Material: GLASS; Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC; Body Width: 0.310 INCHES MAXIMUM IN; Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC. 7 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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