PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T537029602Microcircuit,digital

Lockheed Martin Librascope Corporation · NSN 5962-01-199-2626 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-199-2626 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-199-2626. Primary manufacturer part number: T537029602.
Features
  • Microcircuit,digital — FSC 5962
  • Voltage Rating and Type Per Characteristic: 7.0 VOLTS MAXIMUM POWER SOURCE
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Design Function and Quantity: 1 MULTIPLEXER, EIGHT TO FOUR LINE
  • Inclosure Configuration: DUAL-IN-LINE
  • Terminal Type and Quantity: 16 PRINTED CIRCUIT
  • Inclosure Material: CERAMIC AND GLASS
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-199-2626, 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 Lockheed Martin Librascope Corporation. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN5962-01-199-2626
Primary Part NumberT537029602
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerLockheed Martin Librascope Corporation
StatusACTIVE
Voltage Rating and Type Per Characteristic7.0 VOLTS MAXIMUM POWER SOURCE
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Design Function and Quantity1 MULTIPLEXER, EIGHT TO FOUR LINE
Inclosure ConfigurationDUAL-IN-LINE
Terminal Type and Quantity16 PRINTED CIRCUIT
Inclosure MaterialCERAMIC AND GLASS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Maximum Power Dissipation Rating60.0 MILLIWATTS
Features ProvidedBIPOLAR AND BURN IN AND GATED OUTPUT AND HERMETICALLY SEALED AND HIGH PERFORMANCE AND MONOLITHIC AND PARALLEL OPERATION AND POSITIVE OUTPUTS AND SCHOTTKY AND W/DATA SELECT AND W/ENABLE AND W/TOTEM POLE OUTPUT AND 3-STATE OUTPUT
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Body Height0.180 INCHES MAXIMUM IN
Body Length0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
Time Rating Per Chacteristic18.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 18.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Body Width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Input Circuit PatternQUAD 2 INPUT
Terminal Surface TreatmentSOLDER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-01-028-6123 INTERCHANGEABLE
Microcircuit,digital
5962-01-181-5447SNJ54LS257BJ INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-01-238-5522 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
SNC54LS257J Texas Instruments Incorporated (USA)
DM54LS257AJ/883 National Semiconductor Corporation (USA)
DM54LS257J/883B National Semiconductor Corporation (USA)
T537029602 PRIMARY Lockheed Martin Librascope Corporation (USA)
AM54LS257DM-B Advanced Micro Devices Inc Dba AMD Austin (USA)
Related Parts
5962-01-028-6123INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-181-5447INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNJ54LS257BJ
5962-01-238-5522INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-01-199-2626?

NSN 5962-01-199-2626 is a Microcircuit,digital, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-199-2626?

NSN 5962-01-199-2626 has 5 cross-referenced part numbers: SNC54LS257J (Texas Instruments Incorporated), DM54LS257AJ/883 (National Semiconductor Corporation), DM54LS257J/883B (National Semiconductor Corporation), T537029602 (Lockheed Martin Librascope Corporation), AM54LS257DM-B (Advanced Micro Devices Inc Dba AMD Austin).

What NSN replaces 5962-01-199-2626?

There are 3 known substitutes for 5962-01-199-2626: 5962-01-028-6123, 5962-01-181-5447, 5962-01-238-5522. Verify interchangeability with system specifications before substitution.

What are the specifications of T537029602?

Key specifications for T537029602: Voltage Rating and Type Per Characteristic: 7.0 VOLTS MAXIMUM POWER SOURCE; Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC; Design Function and Quantity: 1 MULTIPLEXER, EIGHT TO FOUR LINE; Inclosure Configuration: DUAL-IN-LINE. 16 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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