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MM4220J — MICROCIRCUIT,MEMORY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

MM4220J: MICROCIRCUIT,MEMORY.

The MICROCIRCUIT,MEMORY is a the manufacturer memory module engineered for enterprise server and workstation platforms requiring validated, high-reliability memory. Key specifications include body_width: 0.515 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN, body_height: 0.130 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, body_length: 1.200 INCHES MINIMUM AND 1.290 INCHES MAXIMUM IN, memory_capacity: UNKNOWN, output_logic_form: P-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC, inclosure_material: CERAMIC AND GLASS. This part is cataloged in the U.S.

Government catalog under NSN 5962-00-007-7891, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MM4220J
NSN: 5962-00-007-7891
NIINs: 000077891, 000077893, 000077894
FSC: 5962 — Microcircuits, Electronic
CAGE: 27014 — NATIONAL SEMICONDUCTOR CORPORATION (USA)
SPECIFICATIONS
body_width0.515 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
body_height0.130 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
body_length1.200 INCHES MINIMUM AND 1.290 INCHES MAXIMUM IN
memory_capacityUNKNOWN
features_providedHERMETICALLY SEALED AND MONOLITHIC AND W/ENABLE AND NEGATIVE OUTPUTS AND POSITIVE OUTPUTS AND PROGRAMMABLE AND PROGRAMMED AND W/STORAGE
output_logic_formP-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC
inclosure_materialCERAMIC AND GLASS
memory_device_typeROM
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
test_data_document05869-717382-1 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_pattern11 INPUT
NSN5962-00-007-7891
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN MM4220J MFR MICROCIRCUIT,MEMORY
KEY FEATURES
•
INPUT CIRCUIT PATTERN: 11 INPUT
•
INCLOSURE MATERIAL: CERAMIC AND GLASS
•
TERMINAL SURFACE TREATMENT: SOLDER
•
BODY WIDTH: 0.515 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
•
BODY HEIGHT: 0.130 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
•
FEATURES PROVIDED: HERMETICALLY SEALED AND MONOLITHIC AND W/ENABLE AND NEGATIVE OUTPUTS AND POSITIVE OUTPUTS AND PROGRAMMABLE AND PROGRAMMED AND W/STORAGE
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
MEMORY DEVICE TYPE: ROM
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
TECHNICAL CHARACTERISTICS
INPUT CIRCUIT PATTERN11 INPUT
INCLOSURE MATERIALCERAMIC AND GLASS
TERMINAL SURFACE TREATMENTSOLDER
BODY WIDTH0.515 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
BODY HEIGHT0.130 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED AND MONOLITHIC AND W/ENABLE AND NEGATIVE OUTPUTS AND POSITIVE OUTPUTS AND PROGRAMMABLE AND PROGRAMMED AND W/STORAGE
INCLOSURE CONFIGURATIONDUAL-IN-LINE
MEMORY DEVICE TYPEROM
BODY LENGTH1.200 INCHES MINIMUM AND 1.290 INCHES MAXIMUM IN
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
SUBSTITUTES & CROSS-REFERENCES 1
SM8208Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is MM4220J?
MM4220J is a MICROCIRCUIT,MEMORY.
What parts can replace MM4220J?
There is 1 known substitute for MM4220J: SM8208. Substitute compatibility should be verified for your specific system.
What is the NSN for MM4220J?
MM4220J is cataloged in the U.S. Government catalog under NSN 5962-00-007-7891. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.