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NSN 5962-01-397-0766Government record, cited
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Microcircuit, Memory5962-01-397-0766

NSN 5962-01-397-0766 · NIIN 013970766 · Part number AT27HC642R-45DM/883
Atmel Corporation · FSC 5962 — Microcircuits, Electronic · FSG 59 — Electrical and Electronic Equipment Components · CAGE 1FN41
Government record, cited
NSN 5962-01-397-0766 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-397-0766. Manufacturer of record part number: AT27HC642R-45DM/883.
Also searched as  5962-01-397-0766 · 5962013970766 · NIIN 013970766 · 01-397-0766 · FSC 5962 Microcircuits, Electronic · CAGE 1FN41 · AT27HC642R-45DM/883
Nearby stock numbers  ·
Features
  • Microcircuit,memory — FSC 5962
  • Input Circuit Pattern: 14 INPUT
  • Inclosure Material: CERAMIC
  • Terminal Surface Treatment: SOLDER
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Output Logic Form: COMPLEMENTARY-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: -55.0 TO 125.0 CELSIUS DEGC
Identification
  • NSN: 5962-01-397-0766
  • NIIN: 013970766
  • FSC: 5962 — Microcircuits, Electronic
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: AT27HC642R-45DM/883
  • Manufacturer: Atmel Corporation
General Description

The Microcircuit,memory, cataloged under National Stock Number 5962-01-397-0766, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Atmel Corporation. Government technical data includes 8 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. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-397-0766
Primary Part NumberAT27HC642R-45DM/883
Item NameMicrocircuit,memory
FSC / FSG5962 / 59 — Microcircuits, Electronic
ManufacturerAtmel Corporation
StatusACTIVE
Input Circuit Pattern14 INPUT
Inclosure MaterialCERAMIC
Terminal Surface TreatmentSOLDER
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Output Logic FormCOMPLEMENTARY-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-55.0 TO 125.0 CELSIUS DEGC
Maximum Power Dissipation Rating1.0 WATTS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5962-01-447-2631403886-1 POSSIBLE MATCH
MICROCIRCUIT,MEMORY
Possible match (shared part number)Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5962-01-447-2647403886-2 POSSIBLE MATCH
MICROCIRCUIT,MEMORY
Possible match (shared part number)Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5962-01-447-2675403886-3 POSSIBLE MATCH
MICROCIRCUIT,MEMORY
Possible match (shared part number)Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5962-01-447-2677403886-4 POSSIBLE MATCH
MICROCIRCUIT,MEMORY
Possible match (shared part number)Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
AT27HC642R-45DM/883 PRIMARY Atmel Corporation (USA)
Related Parts
5962-01-447-2631POSSIBLE MATCH
MICROCIRCUIT,MEMORY
403886-1
5962-01-447-2647POSSIBLE MATCH
MICROCIRCUIT,MEMORY
403886-2
5962-01-447-2675POSSIBLE MATCH
MICROCIRCUIT,MEMORY
403886-3
5962-01-447-2677POSSIBLE MATCH
MICROCIRCUIT,MEMORY
403886-4

Frequently Asked Questions

What is NSN 5962-01-397-0766?

NSN 5962-01-397-0766 is a Microcircuit,memory, manufactured by Atmel Corporation, classified under FSC 5962, Microcircuits, Electronic. Status: active.

What part numbers are listed for NSN 5962-01-397-0766?

NSN 5962-01-397-0766 has 1 manufacturer part number on file: AT27HC642R-45DM/883 (Atmel Corporation).

What NSN replaces 5962-01-397-0766?

4 possible matches (shared part number, not a government interchangeability claim): 5962-01-447-2631, 5962-01-447-2647, 5962-01-447-2675. Verify interchangeability with system specifications before substitution.

What are the specifications of AT27HC642R-45DM/883?

Key specifications for AT27HC642R-45DM/883: Input Circuit Pattern: 14 INPUT; Inclosure Material: CERAMIC; Terminal Surface Treatment: SOLDER; Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5962-01-397-0766 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 5962-01-397-0766?

NSN 5962-01-397-0766 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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