The Microcircuit,memory, cataloged under National Stock Number 5962-01-287-8526, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Nec Electronics Usa Inc Electronic Arrays Div. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-287-8526 |
| Primary Part Number | UPD43256C-12L |
| Item Name | Microcircuit,memory |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Nec Electronics Usa Inc Electronic Arrays Div |
| Status | ACTIVE |
| Input Circuit Pattern | 25 INPUT |
| Inclosure Material | PLASTIC |
| Terminal Surface Treatment | SOLDER |
| Body Width | 0.480 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN |
| Body Height | 0.086 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Features Provided | HIGH SPEED AND LOW POWER AND STATIC OPERATION AND 3-STATE OUTPUT AND W/ENABLE |
| Inclosure Configuration | DUAL-IN-LINE |
| Memory Device Type | ROM |
| Body Length | 1.350 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN |
| Storage Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Output Logic Form | METAL OXIDE-SEMICONDUCTOR LOGIC |
| Voltage Rating and Type Per Characteristic | -0.5 VOLTS MINIMUM POWER SOURCE AND 7.0 VOLTS MAXIMUM POWER SOURCE |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Terminal Type and Quantity | 28 PRINTED CIRCUIT |
| Maximum Power Dissipation Rating | 1.0 WATTS |
| Memory Capacity | UNKNOWN |
| Time Rating Per Chacteristic | 120.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 120.00 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 |
|---|---|
| UPD43256C-12L PRIMARY | Nec Electronics Usa Inc Electronic Arrays Div (USA) |
| Reference | Meaning |
|---|---|
| UPD43256P-10L | C/1 Advisory reference — outside the item-of-supply concept Nec Electronics U S a Inc Electron Div |
| UPD43256C-10L | 5/9 Secondary reference Nec Electronics Usa Inc Electronic Arrays Div |
NSN 5962-01-287-8526 is a Microcircuit,memory, manufactured by Nec Electronics Usa Inc Electronic Arrays Div, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-287-8526 has 1 manufacturer part number on file: UPD43256C-12L (Nec Electronics Usa Inc Electronic Arrays Div).
Key specifications for UPD43256C-12L: Input Circuit Pattern: 25 INPUT; Inclosure Material: PLASTIC; Terminal Surface Treatment: SOLDER; Body Width: 0.480 INCHES MINIMUM AND 0.610 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 5962-01-287-8526 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.