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Technical Data Sheet
PartsTable / COMPONENT / 81500553
81500553 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

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: 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, body_length: 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/TOTEM POLE OUTPUT, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: CERAMIC AND GLASS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-00-581-4225, 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
81500553
NSN: 5962-00-581-4225
FSC: 5962
CAGE: S3946 — ERICSSON INFORMATION SYSTEM A/S (SWE)
SPECIFICATIONS
body_width0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
body_length0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/TOTEM POLE OUTPUT
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC AND GLASS
memory_device_typeROM
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_patternQUAD 2 INPUT
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentSOLDER
NSN5962-00-581-4225
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 81500553 MFR MICROCIRCUIT,MEMORY
KEY FEATURES
•
CASE OUTLINE SOURCE AND DESIGNATOR: T0-116 JOINT ELECTRON DEVICE ENGINEERING COUNCIL
•
FEATURES PROVIDED: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/TOTEM POLE OUTPUT
•
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: -1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE
•
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
•
INCLOSURE MATERIAL: CERAMIC AND GLASS
•
MEMORY DEVICE TYPE: ROM
•
TERMINAL SURFACE TREATMENT: SOLDER
•
BODY WIDTH: 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
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 (FLIS)
CASE OUTLINE SOURCE AND DESIGNATORT0-116 JOINT ELECTRON DEVICE ENGINEERING COUNCIL
FEATURES PROVIDEDHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/TOTEM POLE OUTPUT
VOLTAGE RATING AND TYPE PER CHARACTERISTIC-1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
INCLOSURE MATERIALCERAMIC AND GLASS
MEMORY DEVICE TYPEROM
TERMINAL SURFACE TREATMENTSOLDER
BODY WIDTH0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY16 PRINTED CIRCUIT
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
74132Interchangeable
interchangeable cross-reference
interchangeable
S54132F/883BInterchangeable
interchangeable cross-reference
interchangeable
ES48TTL74132Interchangeable
interchangeable cross-reference
interchangeable
752-311059-001Interchangeable
interchangeable cross-reference
interchangeable
74132PInterchangeable
interchangeable cross-reference
interchangeable
DM74132NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81500553?
81500553 is a MICROCIRCUIT,MEMORY.
What parts can replace 81500553?
There are 13 known substitutes for 81500553: 74132, S54132F/883B, ES48TTL74132 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 81500553?
81500553 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-00-581-4225. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026