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Technical Data Sheet
640A559H01 ✓ 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: 0.302 INCHES MAXIMUM IN, body_height: 0.145 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, body_length: 0.882 INCHES MINIMUM AND 0.925 INCHES MAXIMUM IN, memory_capacity: UNKNOWN, features_provided: BIPOLAR AND PROGRAMMABLE AND W/ENABLE AND 3-STATE OUTPUT AND EXPANDABLE, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-146-2022, 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
640A559H01
NSN: 5962-01-146-2022
FSC: 5962
CAGE: 48306 — NORTHROP GRUMMAN SUPPORT SERVICES CORP (USA)
SPECIFICATIONS
body_width0.302 INCHES MAXIMUM IN
body_height0.145 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
body_length0.882 INCHES MINIMUM AND 0.925 INCHES MAXIMUM IN
memory_capacityUNKNOWN
features_providedBIPOLAR AND PROGRAMMABLE AND W/ENABLE AND 3-STATE OUTPUT AND EXPANDABLE
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC
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_pattern12 INPUT
end_item_identificationCP-1418/TPS 97942
NSN5962-01-146-2022
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 640A559H01 MFR MICROCIRCUIT,MEMORY
KEY FEATURES
INCLOSURE CONFIGURATION: DUAL-IN-LINE
INPUT CIRCUIT PATTERN: 12 INPUT
INCLOSURE MATERIAL: CERAMIC
MEMORY DEVICE TYPE: ROM
MEMORY CAPACITY: UNKNOWN
TERMINAL TYPE AND QUANTITY: 18 PRINTED CIRCUIT
TERMINAL SURFACE TREATMENT: SOLDER
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)
INCLOSURE CONFIGURATIONDUAL-IN-LINE
INPUT CIRCUIT PATTERN12 INPUT
INCLOSURE MATERIALCERAMIC
MEMORY DEVICE TYPEROM
MEMORY CAPACITYUNKNOWN
TERMINAL TYPE AND QUANTITY18 PRINTED CIRCUIT
TERMINAL SURFACE TREATMENTSOLDER
VOLTAGE RATING AND TYPE PER CHARACTERISTIC5.5 VOLTS MAXIMUM POWER SOURCE
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
BODY LENGTH0.882 INCHES MINIMUM AND 0.925 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
B2052-202Interchangeable
interchangeable cross-reference
interchangeable
DH75703-202Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROM FAMILY 017Interchangeable
interchangeable cross-reference
interchangeable
82S137/BVAInterchangeable
interchangeable cross-reference
interchangeable
581R504H15Interchangeable
interchangeable cross-reference
interchangeable
640A578H01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 640A559H01?
640A559H01 is a MICROCIRCUIT,MEMORY.
What parts can replace 640A559H01?
There are 16 known substitutes for 640A559H01: B2052-202, DH75703-202, ROM/PROM FAMILY 017 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 640A559H01?
640A559H01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-146-2022. This indicates validated use in U.S. government and defense supply chains.
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