PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54LS20J/883BMicrocircuit,digital

Fairchild Semiconductor Corp Semiconductor Div Hq · NSN 5962-01-148-5741 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-148-5741 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-148-5741. Primary manufacturer part number: 54LS20J/883B.
Features
  • Microcircuit,digital — FSC 5962
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Input Circuit Pattern: DUAL 4 INPUT
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Design Function and Quantity: 2 GATE, NAND
  • Test Data Document: 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Inclosure Configuration: DUAL-IN-LINE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-148-5741, 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 Semiconductor Div Hq. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-148-5741
Primary Part Number54LS20J/883B
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerFairchild Semiconductor Corp Semiconductor Div Hq
StatusACTIVE
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Input Circuit PatternDUAL 4 INPUT
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function and Quantity2 GATE, NAND
Test Data Document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Inclosure ConfigurationDUAL-IN-LINE
Maximum Power Dissipation Rating2.0 MILLIWATTS
Body Width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Body Height0.180 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED AND BURN IN AND LOW POWER AND SCHOTTKY
Inclosure MaterialCERAMIC
Time Rating Per Chacteristic15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Body Length0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-026-2493 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
54LS20J/883B Fairchild Semiconductor Corp Semiconductor Div Hq (USA)
Related Parts
5962-01-026-2493INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-01-148-5741?

NSN 5962-01-148-5741 is a Microcircuit,digital, manufactured by Fairchild Semiconductor Corp Semiconductor Div Hq, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-148-5741?

NSN 5962-01-148-5741 has 1 cross-referenced part number: 54LS20J/883B (Fairchild Semiconductor Corp Semiconductor Div Hq).

What NSN replaces 5962-01-148-5741?

There is 1 known substitute for 5962-01-148-5741: 5962-01-026-2493. Verify interchangeability with system specifications before substitution.

What are the specifications of 54LS20J/883B?

Key specifications for 54LS20J/883B: Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC; Input Circuit Pattern: DUAL 4 INPUT; Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC; Design Function and Quantity: 2 GATE, NAND. 14 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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