PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SN54121JMicrocircuit,digital

Texas Instruments Incorporated · NSN 5962-00-510-9235 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-00-510-9235 — this item is cataloged by the U.S. Government under National Stock Number 5962-00-510-9235. Primary manufacturer part number: SN54121J.
Features
  • Microcircuit,digital — FSC 5962
  • Body Length: 0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
  • Inclosure Material: CERAMIC
  • Inclosure Configuration: DUAL-IN-LINE
  • Features Provided: HERMETICALLY SEALED AND W/SCHMITT TRIGGER AND INTERNALLY COMPENSATED AND COMPLEMENTARY OUTPUTS
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Design Function and Quantity: 1 MULTIVIBRATOR, MONOSTABLE
  • Input Circuit Pattern: 3 INPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-00-510-9235, 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 11 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-00-510-9235
Primary Part NumberSN54121J
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusACTIVE
Body Length0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
Inclosure MaterialCERAMIC
Inclosure ConfigurationDUAL-IN-LINE
Features ProvidedHERMETICALLY SEALED AND W/SCHMITT TRIGGER AND INTERNALLY COMPENSATED AND COMPLEMENTARY OUTPUTS
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Design Function and Quantity1 MULTIVIBRATOR, MONOSTABLE
Input Circuit Pattern3 INPUT
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Body Height0.180 INCHES NOMINAL IN
Body Width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5962-00-147-4497221G3110 INTERCHANGEABLE
Microcircuit,digital
Herley Chicago Dba Stewart Warner Electronics
5962-00-148-4151911467-5 INTERCHANGEABLE
Microcircuit,digital
Bae Systems Information and Electronic Systems Integration Inc.
5962-00-184-5765536911-2 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Dba Raytheon
5962-00-758-7506SN54121J INTERCHANGEABLE
Microcircuit,digital
National Semiconductor Corporation
5962-00-875-2986513032-1 INTERCHANGEABLE
Microcircuit Assembly
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5962-01-079-7738118652-202 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc.
5962-01-262-7135 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
2995250 Naval Sea Systems Command (USA)
2131674-1 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
2131674-1 Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA)
DM54121D National Semiconductor Corporation (USA)
SN54121J PRIMARY Texas Instruments Incorporated (USA)
Related Parts
5962-00-147-4497INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
221G3110
5962-00-148-4151INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
911467-5
5962-00-184-5765INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
536911-2
5962-00-758-7506INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN54121J
5962-00-875-2986INTERCHANGEABLE
MICROCIRCUIT ASSEMBLY
513032-1
5962-01-079-7738INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
118652-202
5962-01-262-7135INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-00-510-9235?

NSN 5962-00-510-9235 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 5962-00-510-9235?

NSN 5962-00-510-9235 has 5 cross-referenced part numbers: 2995250 (Naval Sea Systems Command), 2131674-1 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), 2131674-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div), DM54121D (National Semiconductor Corporation), SN54121J (Texas Instruments Incorporated).

What NSN replaces 5962-00-510-9235?

There are 7 known substitutes for 5962-00-510-9235: 5962-00-147-4497, 5962-00-148-4151, 5962-00-184-5765 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SN54121J?

Key specifications for SN54121J: Body Length: 0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN; Inclosure Material: CERAMIC; Inclosure Configuration: DUAL-IN-LINE; Features Provided: HERMETICALLY SEALED AND W/SCHMITT TRIGGER AND INTERNALLY COMPENSATED AND COMPLEMENTARY OUTPUTS. 12 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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