The Microcircuit,memory, cataloged under National Stock Number 5962-01-125-1014, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National Semiconductor Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-125-1014 |
| Primary Part Number | MM2758Q-A |
| Item Name | Microcircuit,memory |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | National Semiconductor Corporation |
| Status | ACTIVE |
| Input Circuit Pattern | 12 INPUT |
| Inclosure Material | CERAMIC AND GLASS |
| Terminal Surface Treatment | SOLDER |
| Body Width | 0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN |
| Body Height | 0.145 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Features Provided | HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/BUFFERED OUTPUT AND ULTRAVIOLET ERASABLE AND W/ENABLE AND 3-STATE OUTPUT |
| Inclosure Configuration | DUAL-IN-LINE |
| Memory Device Type | ROM |
| Body Length | 1.235 INCHES MINIMUM AND 1.285 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 | -1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Terminal Type and Quantity | 24 PRINTED CIRCUIT |
| Maximum Power Dissipation Rating | 525.0 MILLIWATTS |
| Memory Capacity | UNKNOWN |
| Time Rating Per Chacteristic | 450.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 450.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MM2758Q-A | National Semiconductor Corporation (USA) |
| Reference | Meaning |
|---|---|
| D2758 | 3/9 Design control — primary reference Intel Corp Sales Office |
NSN 5962-01-125-1014 is a Microcircuit,memory, manufactured by National Semiconductor Corporation, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-125-1014 has 1 manufacturer part number on file: MM2758Q-A (National Semiconductor Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6220-01-417-8835. Verify interchangeability with system specifications before substitution.
Key specifications for MM2758Q-A: Input Circuit Pattern: 12 INPUT; Inclosure Material: CERAMIC AND GLASS; Terminal Surface Treatment: SOLDER; Body Width: 0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN. 17 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 5962-01-125-1014 has DEMIL Code Q. 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.