The Microcircuit,memory, cataloged under National Stock Number 5962-01-121-0558, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hewlett-Packard Company Dba HP. Government technical data includes 18 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5962-01-121-0558 |
| Primary Part Number | 1818-1534 |
| Item Name | Microcircuit,memory |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Hewlett-Packard Company Dba HP |
| Status | ACTIVE |
| Bit Quantity | 32768 |
| Input Circuit Pattern | 14 INPUT |
| Word Quantity | 4096 |
| Inclosure Material | PLASTIC |
| Terminal Surface Treatment | SOLDER |
| Body Width | 0.545 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN |
| Body Height | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN |
| Features Provided | MONOLITHIC AND POSITIVE OUTPUTS AND 3-STATE OUTPUT AND W/CLOCK AND PROGRAMMABLE |
| Inclosure Configuration | DUAL-IN-LINE |
| Memory Device Type | ROM |
| Body Length | 1.240 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Output Logic Form | N-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC |
| Voltage Rating and Type Per Characteristic | 6.5 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 | 1.0 WATTS |
| 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 A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1818-1534 PRIMARY | Hewlett-Packard Company Dba HP (USA) |
| Reference | Meaning |
|---|---|
| ROM/PROM | 5/1 Secondary reference Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| MCM68A332P | 5/1 Secondary reference Freescale Semiconductor, Inc. |
| CN45112 | 5/9 Secondary reference Philips Semiconductors Inc |
| N2632N | 5/9 Secondary reference Philips Semiconductors Inc |
| EA8332APC | 5/1 Secondary reference Nec Electronics Usa Inc Electronic Arrays Div |
NSN 5962-01-121-0558 is a Microcircuit,memory, manufactured by Hewlett-Packard Company Dba HP, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-121-0558 has 1 manufacturer part number on file: 1818-1534 (Hewlett-Packard Company Dba HP).
6 possible matches (shared part number, not a government interchangeability claim): 5962-01-133-6745, 5962-01-133-6746, 5962-01-133-7563. Verify interchangeability with system specifications before substitution.
Key specifications for 1818-1534: Bit Quantity: 32768; Input Circuit Pattern: 14 INPUT; Word Quantity: 4096; Inclosure Material: PLASTIC. 18 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.