PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CY7C291A-35LMBMicrocircuit,memory

Infineon Technologies Americas Corp. · NSN 5962-01-347-8622 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-347-8622 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-347-8622. Primary manufacturer part number: CY7C291A-35LMB.
Features
  • Microcircuit,memory — FSC 5962
  • Test Data Document: 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
  • Voltage Rating and Type Per Characteristic: 5.5 VOLTS MAXIMUM POWER SOURCE
  • Terminal Surface Treatment: SOLDER
  • Terminal Type and Quantity: 28 LEADLESS
  • Case Outline Source and Designator: C-4 MIL-M-38510
  • Body Width: 0.442 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
  • Inclosure Material: CERAMIC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,memory, cataloged under National Stock Number 5962-01-347-8622, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Infineon Technologies Americas Corp.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-347-8622
Primary Part NumberCY7C291A-35LMB
Item NameMicrocircuit,memory
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerInfineon Technologies Americas Corp.
StatusACTIVE
Test Data Document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
Voltage Rating and Type Per Characteristic5.5 VOLTS MAXIMUM POWER SOURCE
Terminal Surface TreatmentSOLDER
Terminal Type and Quantity28 LEADLESS
Case Outline Source and DesignatorC-4 MIL-M-38510
Body Width0.442 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
Inclosure MaterialCERAMIC
Inclosure ConfigurationLEADLESS FLAT PACK
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Input Circuit Pattern11 INPUT
Memory Device TypePROM
Body Height0.060 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
Features ProvidedPROGRAMMABLE AND MONOLITHIC AND W/DISABLE
Output Logic FormCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
Body Length0.442 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
Maximum Power Dissipation Rating550.0 MILLIWATTS
Time Rating Per Chacteristic35.00 NANOSECONDS NOMINAL ACCESS NS
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5962-01-334-0132 INTERCHANGEABLE
Microcircuit,memory
5962-01-347-2248312A5266P7 INTERCHANGEABLE
Microcircuit,memory
Bae Systems Controls Inc.
5962-01-391-1680 INTERCHANGEABLE
Microcircuit,memory
5962-01-423-0575 INTERCHANGEABLE
Microcircuit,memory
5962-01-463-9327 INTERCHANGEABLE
Microcircuit,memory
5962-01-642-3030 INTERCHANGEABLE
Microcircuit,memory
Cross-Reference Index
Part NumberManufacturer
CY7C291A-35LMB Infineon Technologies Americas Corp. (USA)
ROM/PROM HEAD 179 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
5962-88734033A Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (standard Microcircuit (USA)
WS57C29C-35ZMB Teledyne Defense Electronics, Llc Dba Teledyne E2v Hirel Electronics (USA)
5962-88734033X Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (standard Microcircuit (USA)
5962-88734033B Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (standard Microcircuit (USA)
5962-88734 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (standard Microcircuit (USA)
Related Parts
5962-01-334-0132INTERCHANGEABLE
MICROCIRCUIT,MEMORY
5962-01-347-2248INTERCHANGEABLE
MICROCIRCUIT,MEMORY
312A5266P7
5962-01-391-1680INTERCHANGEABLE
MICROCIRCUIT,MEMORY
5962-01-423-0575INTERCHANGEABLE
MICROCIRCUIT,MEMORY
5962-01-463-9327INTERCHANGEABLE
MICROCIRCUIT,MEMORY
5962-01-642-3030INTERCHANGEABLE
MICROCIRCUIT,MEMORY

Frequently Asked Questions

What is NSN 5962-01-347-8622?

NSN 5962-01-347-8622 is a Microcircuit,memory, manufactured by Infineon Technologies Americas Corp., classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-347-8622?

NSN 5962-01-347-8622 has 7 cross-referenced part numbers: CY7C291A-35LMB (Infineon Technologies Americas Corp.), ROM/PROM HEAD 179 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 5962-88734033A (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (standard Microcircuit), WS57C29C-35ZMB (Teledyne Defense Electronics, Llc Dba Teledyne E2v Hirel Electronics), 5962-88734033X (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (standard Microcircuit) and 2 more.

What NSN replaces 5962-01-347-8622?

There are 6 known substitutes for 5962-01-347-8622: 5962-01-334-0132, 5962-01-347-2248, 5962-01-391-1680 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CY7C291A-35LMB?

Key specifications for CY7C291A-35LMB: Test Data Document: 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).; Voltage Rating and Type Per Characteristic: 5.5 VOLTS MAXIMUM POWER SOURCE; Terminal Surface Treatment: SOLDER; Terminal Type and Quantity: 28 LEADLESS. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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