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PartsTable / COMPONENT / AT27HC642-55DM/883
AT27HC642-55DM/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 AT27HC642-55DM/883 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-331-7105, 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
AT27HC642-55DM/883
NSN: 5962-01-331-7105
FSC: 5962
CAGE: 1FN41 — ATMEL CORPORATION (USA)
SPECIFICATIONS
Part NumberAT27HC642-55DM/883
NSN5962-01-331-7105
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available AT27HC642-55DM/883 TITLE COMPONENT PN AT27HC642-55DM/883 MFR AT27HC642-55DM/883
KEY FEATURES
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OUTPUT LOGIC FORM: COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
CURRENT RATING PER CHARACTERISTIC: 120.00 MILLIAMPERES MAXIMUM SUPPLY
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MEMORY DEVICE TYPE: EPROM
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TERMINAL SURFACE TREATMENT: SOLDER
•
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: -0.5 VOLTS MINIMUM POWER SOURCE AND 7.0 VOLTS MAXIMUM POWER SOURCE
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TERMINAL TYPE AND QUANTITY: 24 PRINTED CIRCUIT
•
CASE OUTLINE SOURCE AND DESIGNATOR: D-9 MIL-M-38510
TECHNICAL CHARACTERISTICS (FLIS)
OUTPUT LOGIC FORMCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
INCLOSURE CONFIGURATIONDUAL-IN-LINE
CURRENT RATING PER CHARACTERISTIC120.00 MILLIAMPERES MAXIMUM SUPPLY
MEMORY DEVICE TYPEEPROM
TERMINAL SURFACE TREATMENTSOLDER
VOLTAGE RATING AND TYPE PER CHARACTERISTIC-0.5 VOLTS MINIMUM POWER SOURCE AND 7.0 VOLTS MAXIMUM POWER SOURCE
TERMINAL TYPE AND QUANTITY24 PRINTED CIRCUIT
CASE OUTLINE SOURCE AND DESIGNATORD-9 MIL-M-38510
TEST DATA DOCUMENT96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
BODY WIDTH5.59 MILLIMETERS MINIMUM AND 7.87 MILLIMETERS MAXIMUM MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
5962-8751506LAInterchangeable
interchangeable cross-reference
interchangeable
28721-1600-0016Interchangeable
interchangeable cross-reference
interchangeable
5962-8751506LXInterchangeable
interchangeable cross-reference
interchangeable
AT27HC641R70LM/883Interchangeable
interchangeable cross-reference
interchangeable
5962-8751503B3XInterchangeable
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AT27HC642-55DM/883?
AT27HC642-55DM/883 is a AT27HC642-55DM/883.
What parts can replace AT27HC642-55DM/883?
There are 31 known substitutes for AT27HC642-55DM/883: 5962-8751506LA, 28721-1600-0016, 5962-8751506LX and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AT27HC642-55DM/883?
AT27HC642-55DM/883 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-331-7105. 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