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PartsTable / COMPONENT / AT27HC256R-70DM/883
AT27HC256R-70DM/883 ✓ 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 AT27HC256R-70DM/883 is a the manufacturer industrial component. 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
AT27HC256R-70DM/883
NSN: 5962-01-389-7020
FSC: 5962
CAGE: 1FN41 — ATMEL CORPORATION (USA)
SPECIFICATIONS
Part NumberAT27HC256R-70DM/883
NSN5962-01-389-7020
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available AT27HC256R-70DM/883 TITLE COMPONENT PN AT27HC256R-70DM/883 MFR AT27HC256R-70DM/883
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
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VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 14.0 VOLTS NOMINAL TOTAL SUPPLY
•
MEMORY DEVICE TYPE: EPROM
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CURRENT RATING PER CHARACTERISTIC: 90.00 MILLIAMPERES MAXIMUM INPUT DRIVE
•
TERMINAL SURFACE TREATMENT: SOLDER
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 AT27HC256R-70DM/883?
AT27HC256R-70DM/883 is a AT27HC256R-70DM/883.
What parts can replace AT27HC256R-70DM/883?
There are 33 known substitutes for AT27HC256R-70DM/883: 10328209, AM27C256-250/BXA, SM27C256-25JM and 30 more. Substitute compatibility should be verified for your specific system.
Is AT27HC256R-70DM/883 still available?
AT27HC256R-70DM/883 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026