Microchip Technology AT27C4096-55PC

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AT27C4096-55PC - High-Performance 4Mbit EPROM Memory IC

The AT27C4096-55PC from Microchip Technology is a premium 4-megabit EPROM (Erasable Programmable Read-Only Memory) designed for mission-critical embedded systems requiring reliable, non-volatile data storage. With its 256K x 16 memory organization and ultra-fast 55ns access time, this parallel interface EPROM delivers exceptional performance for aerospace, automotive, industrial control, and telecommunications applications.

Key Features & Benefits

  • High-Density Storage: 4Mbit capacity in a compact 40-DIP through-hole package
  • Fast Access Time: 55ns response ensures rapid data retrieval for time-sensitive operations
  • Parallel Interface: Simplified integration with legacy and modern microcontroller architectures
  • Wide Operating Range: 4.5V to 5.5V supply voltage, 0°C to 70°C operating temperature
  • OTP Technology: One-Time Programmable EPROM for secure, permanent code storage
  • Through-Hole Mounting: Robust 40-PDIP package ideal for harsh environments and field serviceability

Applications & Use Cases

The AT27C4096-55PC is engineered for demanding applications where data integrity and long-term reliability are paramount:

  • Aerospace flight control systems and avionics
  • Automotive engine control units (ECUs) and safety systems
  • Industrial automation and process control equipment
  • Medical device firmware storage
  • Telecommunications infrastructure and networking equipment
  • Legacy system upgrades and maintenance

Why Choose HQICKEY for Your Memory Components?

At HQICKEY, we specialize in sourcing authentic, high-reliability semiconductors for mission-critical applications. Our rigorous quality control ensures you receive genuine Microchip Technology components with full traceability and technical support.

Related Products & Resources

Explore our comprehensive selection of memory solutions including SRAM, DRAM, Flash, and specialty memory ICs from leading manufacturers. Stay informed with the latest industry insights and technical guides on our news blog.

Need assistance selecting the right memory IC? Our technical team is ready to help you find the perfect component for your embedded system design.

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 55 ns
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C (TC)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 40-DIP (0.600", 15.24mm)
Supplier Device Package 40-PDIP