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MD27128A-20B — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

MD27128A-20B: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 1.435 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN, memory_capacity: UNKNOWN, features_provided: HERMETICALLY SEALED AND BURN IN AND PROGRAMMABLE AND ULTRAVIOLET ERASABLE AND W/ENABLE, output_logic_form: N-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC. This part is cataloged in the U.S.

Government catalog under NSN 5962-01-234-3569, 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
MD27128A-20B
NSN: 5962-01-234-3569
NIINs: 012343569, 012575447, 012682907, 012776776, 012776777, 012776779, 012776780, 012776782, 012776783, 012776785, 012776786, 012776787, 012778505, 012862244, 013242478
FSC: 5962 — Microcircuits, Electronic
CAGE: 34649 — INTEL CORP SALES OFFICE (USA)
SPECIFICATIONS
body_width0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length1.435 INCHES MINIMUM AND 1.485 INCHES MAXIMUM IN
memory_capacityUNKNOWN
features_providedHERMETICALLY SEALED AND BURN IN AND PROGRAMMABLE AND ULTRAVIOLET ERASABLE AND W/ENABLE
output_logic_formN-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC
inclosure_materialCERAMIC
memory_device_typeROM
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
input_circuit_pattern17 INPUT
NSN5962-01-234-3569
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN MD27128A-20B MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
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INPUT CIRCUIT PATTERN: 17 INPUT
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INCLOSURE MATERIAL: CERAMIC
•
TERMINAL SURFACE TREATMENT: SOLDER
•
BODY WIDTH: 0.590 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
BODY HEIGHT: 0.217 INCHES MAXIMUM IN
•
FEATURES PROVIDED: HERMETICALLY SEALED AND BURN IN AND W/ENABLE AND ULTRAVIOLET ERASABLE AND PROGRAMMABLE
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
CURRENT RATING PER CHARACTERISTIC: 50.00 MILLIAMPERES NOMINAL TOTAL SUPPLY
TECHNICAL CHARACTERISTICS
INPUT CIRCUIT PATTERN17 INPUT
INCLOSURE MATERIALCERAMIC
TERMINAL SURFACE TREATMENTSOLDER
BODY WIDTH0.590 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
BODY HEIGHT0.217 INCHES MAXIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED AND BURN IN AND W/ENABLE AND ULTRAVIOLET ERASABLE AND PROGRAMMABLE
INCLOSURE CONFIGURATIONDUAL-IN-LINE
CURRENT RATING PER CHARACTERISTIC50.00 MILLIAMPERES NOMINAL TOTAL SUPPLY
MEMORY DEVICE TYPEPROM
BODY LENGTH1.485 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 8
MD27128-20/BReference document
Same NSN cross-reference
Reference document — Secondary reference
8202503YBReference document
Same NSN cross-reference
Reference document — Secondary reference
82025Reference document
Same NSN cross-reference
Reference document — Identification reference
3651-6037Reference document
Same NSN cross-reference
Reference document — Secondary reference
8202503YXReference document
Same NSN cross-reference
Reference document — Secondary reference
ROM/PROM HEAD 091Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is MD27128A-20B?
MD27128A-20B is a MICROCIRCUIT,DIGITAL.
What parts can replace MD27128A-20B?
There are 8 known substitutes for MD27128A-20B: MD27128-20/B, 8202503YB, 82025 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MD27128A-20B?
MD27128A-20B is cataloged in the U.S. Government catalog under NSN 5962-01-234-3569. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.