The Microcircuit,digital, cataloged under National Stock Number 5962-01-191-5774, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Texas Instruments Incorporated. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-191-5774 |
| Primary Part Number | SNJ54LS251FK |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Texas Instruments Incorporated |
| Status | ACTIVE |
| Input Circuit Pattern | 8 INPUT |
| Inclosure Material | CERAMIC |
| Terminal Surface Treatment | SOLDER |
| Design Function and Quantity | 1 MULTIPLEXER |
| Body Width | 0.342 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN |
| Body Height | 0.060 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Criticality Code Justification | FEAT |
| Features Provided | LOW POWER AND MONOLITHIC AND SCHOTTKY AND 3-STATE OUTPUT AND HERMETICALLY SEALED |
| Inclosure Configuration | LEADLESS FLAT PACK |
| Case Outline Source and Designator | C-2 MIL-M-38510 |
| Body Length | 0.342 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Output Logic Form | TRANSISTOR-TRANSISTOR LOGIC |
| Voltage Rating and Type Per Characteristic | -0.5 VOLTS MINIMUM POWER SOURCE AND 7.0 VOLTS MAXIMUM POWER SOURCE |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Test Data Document | 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| Terminal Type and Quantity | 20 LEADLESS |
| Maximum Power Dissipation Rating | 66.0 MILLIWATTS |
| Time Rating Per Chacteristic | 59.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT AND 59.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT NS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| SNJ54LS251FK PRIMARY | Texas Instruments Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 54LS251LCC/883B | 5/9 Secondary reference Stellar Microelectronics, Inc. Div Neotech Stellar |
| 54LS251LCC/883B | 5/9 Secondary reference Sertech Laboratories Inc/ Micro Uspd Dba Microsemi Corp Div Microsemi Watertown |
| 435728-1 | 7/2 Vendor item drawing reference L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
NSN 5962-01-191-5774 is a Microcircuit,digital, manufactured by Texas Instruments Incorporated, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-191-5774 has 1 manufacturer part number on file: SNJ54LS251FK (Texas Instruments Incorporated).
2 possible matches (shared part number, not a government interchangeability claim): 5962-01-314-5364, 4710-01-677-0537. Verify interchangeability with system specifications before substitution.
Key specifications for SNJ54LS251FK: Input Circuit Pattern: 8 INPUT; Inclosure Material: CERAMIC; Terminal Surface Treatment: SOLDER; Design Function and Quantity: 1 MULTIPLEXER. 19 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5962-01-191-5774 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.