PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21676-00Microcircuit,memory

L3 Technologies, Inc. Div Communication Systems-West · NSN 5962-01-139-3210 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-139-3210 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-139-3210. Primary manufacturer part number: 21676-00.
Features
  • Microcircuit,memory — FSC 5962
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Body Width: 0.302 INCHES MAXIMUM IN
  • Test Data Document: 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
  • Time Rating Per Chacteristic: 80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
  • Memory Device Type: ROM
  • Terminal Surface Treatment: SOLDER
  • Voltage Rating and Type Per Characteristic: 5.5 VOLTS MAXIMUM POWER SOURCE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,memory, cataloged under National Stock Number 5962-01-139-3210, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3 Technologies, Inc. Div Communication Systems-West. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-139-3210
Primary Part Number21676-00
Item NameMicrocircuit,memory
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div Communication Systems-West
StatusACTIVE
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Body Width0.302 INCHES MAXIMUM IN
Test Data Document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
Time Rating Per Chacteristic80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Memory Device TypeROM
Terminal Surface TreatmentSOLDER
Voltage Rating and Type Per Characteristic5.5 VOLTS MAXIMUM POWER SOURCE
Terminal Type and Quantity18 PRINTED CIRCUIT
Memory CapacityUNKNOWN
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Body Length0.882 INCHES MINIMUM AND 0.925 INCHES MAXIMUM IN
Maximum Power Dissipation Rating532.48 MILLIWATTS
Input Circuit Pattern12 INPUT
Body Height0.145 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
Inclosure MaterialCERAMIC
Features ProvidedHERMETICALLY SEALED AND BURN IN AND BIPOLAR AND PROGRAMMABLE AND W/ENABLE
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Inclosure ConfigurationDUAL-IN-LINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5962-01-051-2113HM1-7643-8 INTERCHANGEABLE
Microcircuit,digital
Renesas Electronics America Inc
5962-01-099-638221008-04 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
5962-01-099-638321008-05 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
5962-01-139-072921676-03 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
5962-01-139-321121676-01 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
5962-01-139-321221676-02 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
5962-01-146-1854 INTERCHANGEABLE
Microcircuit,memory
5962-01-162-810321676-07 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
5962-01-162-810421676-08 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
5962-01-162-810521676-09 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
Cross-Reference Index
Part NumberManufacturer
HM1-7643-8 Renesas Electronics America Inc (USA)
S82S137F/883B Philips Semiconductors Inc (USA)
DM54S573J/883B National Semiconductor Corporation (USA)
21676-00 PRIMARY L3 Technologies, Inc. Div Communication Systems-West (USA)
MM5353D/883B Mmi/amd (USA)
ROM/PROM FAMILY 030 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
S82S137I/883B Philips Semiconductors Inc (USA)
MM5353-1D/883B Mmi/amd (USA)
Related Parts
5962-01-051-2113INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
HM1-7643-8
5962-01-099-6382INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21008-04
5962-01-099-6383INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21008-05
5962-01-139-0729INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21676-03
5962-01-139-3211INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21676-01
5962-01-139-3212INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21676-02
5962-01-146-1854INTERCHANGEABLE
MICROCIRCUIT,MEMORY
5962-01-162-8103INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21676-07
5962-01-162-8104INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21676-08
5962-01-162-8105INTERCHANGEABLE
MICROCIRCUIT,MEMORY
21676-09
5962-01-225-6763INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
0N296083-2
5962-01-234-1923INTERCHANGEABLE
MICROCIRCUIT,MEMORY
895900-3

Frequently Asked Questions

What is NSN 5962-01-139-3210?

NSN 5962-01-139-3210 is a Microcircuit,memory, manufactured by L3 Technologies, Inc. Div Communication Systems-West, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-139-3210?

NSN 5962-01-139-3210 has 8 cross-referenced part numbers: HM1-7643-8 (Renesas Electronics America Inc), S82S137F/883B (Philips Semiconductors Inc), DM54S573J/883B (National Semiconductor Corporation), 21676-00 (L3 Technologies, Inc. Div Communication Systems-West), MM5353D/883B (Mmi/amd) and 3 more.

What NSN replaces 5962-01-139-3210?

There are 12 known substitutes for 5962-01-139-3210: 5962-01-051-2113, 5962-01-099-6382, 5962-01-099-6383 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21676-00?

Key specifications for 21676-00: Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC; Body Width: 0.302 INCHES MAXIMUM IN; Test Data Document: 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).; Time Rating Per Chacteristic: 80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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