Microchip Technology AT27C4096-12JI

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AT27C4096-12JI - High-Reliability 4Mbit EPROM Memory IC

The AT27C4096-12JI from Microchip Technology is a premium 4-megabit EPROM (Erasable Programmable Read-Only Memory) designed for mission-critical embedded systems requiring non-volatile memory storage. This industrial-grade memory IC features a 256K x 16 organization with parallel interface, making it ideal for aerospace, automotive, medical, and telecommunications applications where data integrity and long-term reliability are paramount.

Key Features & Benefits

  • High-Density Storage: 4Mbit capacity (256K x 16 organization) provides ample space for firmware, configuration data, and critical system parameters
  • Fast Access Time: 120ns access time ensures rapid data retrieval for time-sensitive applications
  • Wide Operating Range: -40°C to 85°C temperature range supports deployment in harsh industrial environments
  • Reliable Parallel Interface: Standard parallel memory interface simplifies integration with microcontrollers and processors
  • OTP Technology: One-Time Programmable EPROM ensures permanent data retention without battery backup
  • Surface Mount Package: 44-PLCC (16.6x16.6mm) package optimized for automated assembly and space-constrained designs

Applications

The AT27C4096-12JI is engineered for demanding applications including:

  • Aerospace and defense systems requiring certified components
  • Automotive ECUs and safety-critical control modules
  • Industrial automation and process control equipment
  • Medical device firmware storage
  • Telecommunications infrastructure
  • Legacy system upgrades and long-lifecycle product support

Why Choose HQICKEY for Your Semiconductor Needs?

At HQICKEY, we specialize in providing engineering-grade semiconductor components with guaranteed authenticity and full traceability. Our extensive inventory includes a comprehensive range of memory ICs from leading manufacturers, ensuring you have access to the components you need for mission-critical projects.

Browse our complete selection of memory solutions, stay updated with the latest industry insights on our technical blog, and experience the HQICKEY difference in quality, reliability, and customer support.

Product attributes Property Value
Manufacturer Microchip Technology
Product Series
Packaging Tube |
Memory Type Non-Volatile
Memory Format EPROM
Technology EPROM - OTP
Memory Size 4Mbit
Memory Organization 256K x 16
Memory Interface Parallel
Clock Frequency -
Write Cycle Time - Word, Page -
Access Time 120 ns
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C (TC)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 44-LCC (J-Lead)
Supplier Device Package 44-PLCC (16.6x16.6)