The Microcircuit,memory, cataloged under National Stock Number 5962-01-498-3460, 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 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-498-3460 |
| Primary Part Number | NM27C256Q150 |
| Item Name | Microcircuit,memory |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | National Semiconductor Corporation |
| Status | ACTIVE |
| Inclosure Material | CERAMIC |
| Body Width | 0.600 INCHES MAXIMUM IN |
| Body Height | 0.225 INCHES MAXIMUM IN |
| Features Provided | ELECTROSTATIC SENSITIVE |
| Inclosure Configuration | DUAL-IN-LINE |
| Memory Device Type | EPROM |
| Body Length | 1.450 INCHES NOMINAL IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Voltage Rating and Type Per Characteristic | -0.6 VOLTS MINIMUM INPUT AND 7.0 VOLTS MAXIMUM INPUT |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Terminal Type and Quantity | 28 PRINTED CIRCUIT |
| Time Rating Per Chacteristic | 150.00 NANOSECONDS NOMINAL ACCESS NS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| NM27C256Q150 PRIMARY | National Semiconductor Corporation (USA) |
| Reference | Meaning |
|---|---|
| B6NAMM20002QSW | 3/9 Design control — primary reference Wayne Kerr Electronics Inc |
| M27C256B-15F1 | 5/9 Secondary reference Stmicroelectronics Inc |
| NM27C256 | 3/1 Design control — primary reference National Semiconductor Corporation |
NSN 5962-01-498-3460 is a Microcircuit,memory, manufactured by National Semiconductor Corporation, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-498-3460 has 1 manufacturer part number on file: NM27C256Q150 (National Semiconductor Corporation).
Key specifications for NM27C256Q150: Inclosure Material: CERAMIC; Body Width: 0.600 INCHES MAXIMUM IN; Body Height: 0.225 INCHES MAXIMUM IN; Features Provided: ELECTROSTATIC SENSITIVE. 12 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.
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.