PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SNJ54LS257BJMicrocircuit,digital

Texas Instruments Incorporated · NSN 5962-01-181-5447 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-181-5447 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-181-5447. Primary manufacturer part number: SNJ54LS257BJ.
Features
  • Microcircuit,digital — FSC 5962
  • Inclosure Material: CERAMIC AND GLASS
  • Body Width: 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Features Provided: 3-STATE OUTPUT AND HERMETICALLY SEALED
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Inclosure Configuration: DUAL-IN-LINE
  • Design Function and Quantity: 4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-181-5447, 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 Texas Instruments Incorporated. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-181-5447
Primary Part NumberSNJ54LS257BJ
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusACTIVE
Inclosure MaterialCERAMIC AND GLASS
Body Width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Features Provided3-STATE OUTPUT AND HERMETICALLY SEALED
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Inclosure ConfigurationDUAL-IN-LINE
Design Function and Quantity4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
Body Height0.180 INCHES MAXIMUM IN
Body Length0.756 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
Input Circuit PatternQUAD 2 INPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-01-199-2626T537029602 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Librascope Corporation
5962-01-238-5522 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
SNJ54LS257J Adelco Elektronik Gmbh (DEU)
SNJ54LS257JA Adelco Elektronik Gmbh (DEU)
SNJ54LS257BJ PRIMARY Texas Instruments Incorporated (USA)
DM54LS257AJ/883 National Semiconductor Corporation (USA)
SNJ54LS257J Texas Instruments Incorporated (USA)
DM54LS257/883C National Semiconductor Corporation (USA)
Related Parts
5962-01-199-2626INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
T537029602
5962-01-238-5522INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-01-181-5447?

NSN 5962-01-181-5447 is a Microcircuit,digital, manufactured by Texas Instruments Incorporated, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-181-5447?

NSN 5962-01-181-5447 has 6 cross-referenced part numbers: SNJ54LS257J (Adelco Elektronik Gmbh), SNJ54LS257JA (Adelco Elektronik Gmbh), SNJ54LS257BJ (Texas Instruments Incorporated), DM54LS257AJ/883 (National Semiconductor Corporation), SNJ54LS257J (Texas Instruments Incorporated) and 1 more.

What NSN replaces 5962-01-181-5447?

There are 2 known substitutes for 5962-01-181-5447: 5962-01-199-2626, 5962-01-238-5522. Verify interchangeability with system specifications before substitution.

What are the specifications of SNJ54LS257BJ?

Key specifications for SNJ54LS257BJ: Inclosure Material: CERAMIC AND GLASS; Body Width: 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN; Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC; Features Provided: 3-STATE OUTPUT AND HERMETICALLY SEALED. 10 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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