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PartsTable / COMPONENT / 23A18A2
23A18A2 ✓ 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: 0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, body_height: 0.120 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN, body_length: 0.750 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN, memory_capacity: UNKNOWN, 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 5962-01-052-9507, 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
23A18A2
NSN: 5962-01-052-9507
FSC: 5962
CAGE: 15476 — COMPAQ FEDERAL LLC (USA)
SPECIFICATIONS
body_width0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
body_height0.120 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
body_length0.750 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN
memory_capacityUNKNOWN
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC AND GLASS
memory_device_typeROM
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
test_data_document15476-23A18A2 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
operating_temp_range+0.0 TO 75.0 CELSIUS DEGC
input_circuit_pattern10 INPUT
end_item_identificationCOMPUTER,DIGITAL TYPE PDP11-10AC
NSN5962-01-052-9507
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 23A18A2 MFR MICROCIRCUIT,MEMORY
KEY FEATURES
•
STORAGE TEMP RANGE: -65.0 TO 150.0 CELSIUS DEGC
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
TIME RATING PER CHACTERISTIC: 30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
•
MEMORY DEVICE TYPE: ROM
•
TERMINAL TYPE AND QUANTITY: 16 PRINTED CIRCUIT
•
TERMINAL SURFACE TREATMENT: SOLDER
•
TEST DATA DOCUMENT: 15476-23A18A2 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
•
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 5.5 VOLTS MAXIMUM POWER SOURCE
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)
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
INCLOSURE CONFIGURATIONDUAL-IN-LINE
TIME RATING PER CHACTERISTIC30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 30.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
MEMORY DEVICE TYPEROM
TERMINAL TYPE AND QUANTITY16 PRINTED CIRCUIT
TERMINAL SURFACE TREATMENTSOLDER
TEST DATA DOCUMENT15476-23A18A2 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
VOLTAGE RATING AND TYPE PER CHARACTERISTIC5.5 VOLTS MAXIMUM POWER SOURCE
CASE OUTLINE SOURCE AND DESIGNATOR-0-001-AG JOINT ELECTRON DEVICE ENGINEERING COUNCIL
MEMORY CAPACITYUNKNOWN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
23A05A2Interchangeable
interchangeable cross-reference
interchangeable
DM74187JInterchangeable
interchangeable cross-reference
interchangeable
IM5603ACDEInterchangeable
interchangeable cross-reference
interchangeable
SN74187JInterchangeable
interchangeable cross-reference
interchangeable
A-PS-23A09A2-0-0Interchangeable
interchangeable cross-reference
interchangeable
23A09A2-03Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 23A18A2?
23A18A2 is a MICROCIRCUIT,MEMORY.
What parts can replace 23A18A2?
There are 10 known substitutes for 23A18A2: 23A05A2, DM74187J, IM5603ACDE and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 23A18A2?
23A18A2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-052-9507. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026