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Technical Data Sheet
WS57C256F-70DMB ✓ 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: 12.70 MILLIMETERS MINIMUM AND 15.49 MILLIMETERS MAXIMUM MM, body_height: 4.40 MILLIMETERS MAXIMUM MM, body_length: 37.85 MILLIMETERS MAXIMUM MM, features_provided: HERMETICALLY SEALED AND BURN IN AND PROGRAMMED AND ULTRAVIOLET ERASABLE, output_logic_form: COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC, inclosure_material: CERAMIC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-389-7020, 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
WS57C256F-70DMB
NSN: 5962-01-389-7020
FSC: 5962
CAGE: 66579 — WAFERSCALE INTEGRATION INC (USA)
SPECIFICATIONS
body_width12.70 MILLIMETERS MINIMUM AND 15.49 MILLIMETERS MAXIMUM MM
body_height4.40 MILLIMETERS MAXIMUM MM
body_length37.85 MILLIMETERS MAXIMUM MM
features_providedHERMETICALLY SEALED AND BURN IN AND PROGRAMMED AND ULTRAVIOLET ERASABLE
output_logic_formCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
inclosure_materialCERAMIC
memory_device_typeEPROM
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
test_data_document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentSOLDER
NSN5962-01-389-7020
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN WS57C256F-70DMB MFR MICROCIRCUIT,MEMORY
KEY FEATURES
INCLOSURE MATERIAL: CERAMIC
BODY HEIGHT: 4.40 MILLIMETERS MAXIMUM MM
OPERATING TEMP RANGE: -55.0 TO 125.0 CELSIUS DEGC
BODY WIDTH: 12.70 MILLIMETERS MINIMUM AND 15.49 MILLIMETERS MAXIMUM MM
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 14.0 VOLTS NOMINAL TOTAL SUPPLY
MEMORY DEVICE TYPE: EPROM
CURRENT RATING PER CHARACTERISTIC: 90.00 MILLIAMPERES MAXIMUM INPUT DRIVE
TERMINAL SURFACE TREATMENT: SOLDER
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 MATERIALCERAMIC
BODY HEIGHT4.40 MILLIMETERS MAXIMUM MM
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
BODY WIDTH12.70 MILLIMETERS MINIMUM AND 15.49 MILLIMETERS MAXIMUM MM
VOLTAGE RATING AND TYPE PER CHARACTERISTIC14.0 VOLTS NOMINAL TOTAL SUPPLY
MEMORY DEVICE TYPEEPROM
CURRENT RATING PER CHARACTERISTIC90.00 MILLIAMPERES MAXIMUM INPUT DRIVE
TERMINAL SURFACE TREATMENTSOLDER
TEST DATA DOCUMENT96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
TERMINAL TYPE AND QUANTITY28 PRINTED CIRCUIT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
10328209Interchangeable
interchangeable cross-reference
interchangeable
AM27C256-250/BXAInterchangeable
interchangeable cross-reference
interchangeable
SM27C256-25JMInterchangeable
interchangeable cross-reference
interchangeable
VM27C256KMB-25Interchangeable
interchangeable cross-reference
interchangeable
5962-86063Interchangeable
interchangeable cross-reference
interchangeable
5962-8606302YXInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WS57C256F-70DMB?
WS57C256F-70DMB is a MICROCIRCUIT,MEMORY.
What parts can replace WS57C256F-70DMB?
There are 33 known substitutes for WS57C256F-70DMB: 10328209, AM27C256-250/BXA, SM27C256-25JM and 30 more. Substitute compatibility should be verified for your specific system.
Is WS57C256F-70DMB still available?
WS57C256F-70DMB is currently cancelled.
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