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Technical Data Sheet
PartsTable / COMPONENT / 1816-0255
1816-0255 ✓ 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: 0.250 INCHES NOMINAL IN, body_height: 0.180 INCHES NOMINAL IN, body_length: 0.870 INCHES NOMINAL IN, memory_capacity: UNKNOWN, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: PLASTIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-070-4530, 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
1816-0255
NSN: 5962-01-070-4530
FSC: 5962
CAGE: 1LQK8 — KEYSIGHT TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
body_width0.250 INCHES NOMINAL IN
body_height0.180 INCHES NOMINAL IN
body_length0.870 INCHES NOMINAL IN
memory_capacityUNKNOWN
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/STORAGE AND PROGRAMMABLE AND PROGRAMMED AND W/ENABLE AND W/OPEN COLLECTOR AND SCHOTTKY AND BIPOLAR
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialPLASTIC
memory_device_typeROM
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range+0.0 TO 70.0 CELSIUS DEGC
input_circuit_pattern6 INPUT
inclosure_configurationDUAL-IN-LINE
NSN5962-01-070-4530
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 1816-0255 MFR MICROCIRCUIT,MEMORY
KEY FEATURES
•
INCLOSURE MATERIAL: PLASTIC
•
BODY WIDTH: 0.250 INCHES NOMINAL IN
•
FEATURES PROVIDED: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/STORAGE AND PROGRAMMABLE AND PROGRAMMED AND W/ENABLE AND W/OPEN COLLECTOR AND SCHOTTKY AND BIPOLAR
•
TEST DATA DOCUMENT: 28480-1816-0255 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
•
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 5.5 VOLTS MAXIMUM POWER SOURCE
•
MEMORY DEVICE TYPE: ROM
•
TERMINAL SURFACE TREATMENT: SOLDER
•
TERMINAL TYPE AND QUANTITY: 16 PRINTED CIRCUIT
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)
INCLOSURE MATERIALPLASTIC
BODY WIDTH0.250 INCHES NOMINAL IN
FEATURES PROVIDEDHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/STORAGE AND PROGRAMMABLE AND PROGRAMMED AND W/ENABLE AND W/OPEN COLLECTOR AND SCHOTTKY AND BIPOLAR
TEST DATA DOCUMENT28480-1816-0255 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
VOLTAGE RATING AND TYPE PER CHARACTERISTIC5.5 VOLTS MAXIMUM POWER SOURCE
MEMORY DEVICE TYPEROM
TERMINAL SURFACE TREATMENTSOLDER
TERMINAL TYPE AND QUANTITY16 PRINTED CIRCUIT
MEMORY CAPACITYUNKNOWN
BODY HEIGHT0.180 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
1816-0004Interchangeable
interchangeable cross-reference
interchangeable
SN74S188NInterchangeable
interchangeable cross-reference
interchangeable
ROM/PROM FAMILY 022Interchangeable
interchangeable cross-reference
interchangeable
1816-0184Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeable
interchangeable cross-reference
interchangeable
IM5600CPEInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1816-0255?
1816-0255 is a MICROCIRCUIT,MEMORY.
What parts can replace 1816-0255?
There are 20 known substitutes for 1816-0255: 1816-0004, SN74S188N, ROM/PROM FAMILY 022 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1816-0255?
1816-0255 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-070-4530. 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