Microchip Technology AT27BV256-12JC

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AT27BV256-12JC - 256Kbit EPROM OTP Memory IC

The AT27BV256-12JC from Microchip Technology is a high-performance 256Kbit (32K x 8) EPROM One-Time Programmable (OTP) memory IC designed for embedded systems and industrial electronics applications requiring reliable, non-volatile data storage. With a fast 120ns access time and dual voltage supply support (2.7V-3.6V and 4.5V-5.5V), this memory IC delivers exceptional flexibility for both legacy and modern circuit designs.

Key Features & Benefits

  • 256Kbit Memory Capacity: Organized as 32K x 8 for efficient parallel data access
  • Fast Access Time: 120ns access time ensures rapid data retrieval for time-critical applications
  • Dual Voltage Operation: Compatible with 2.7V-3.6V and 4.5V-5.5V supply voltages for design versatility
  • OTP Technology: One-Time Programmable EPROM provides secure, permanent code storage
  • Industrial Temperature Range: Operates reliably from 0°C to 70°C (TC)
  • Surface Mount Package: 32-PLCC (13.97x11.43mm) J-Lead package for automated assembly
  • Parallel Interface: Standard parallel memory interface for straightforward integration

Ideal Applications

Perfect for firmware storage, embedded system boot code, configuration data, lookup tables, industrial controllers, automotive electronics, medical devices, and any application requiring permanent, reliable non-volatile memory storage with long lifecycle availability.

Why Choose HQICKEY?

At HQICKEY, we guarantee 100% authentic Microchip Technology components with full traceability. Our dedicated technical support team assists OEMs and system integrators with design-in guidance, lifecycle management, and reliable global fulfillment for production-scale requirements.

Related Resources

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Product attributes Property Value
Manufacturer Microchip Technology
Product Series
Packaging Tube |
Memory Type Non-Volatile
Memory Format EPROM
Technology EPROM - OTP
Memory Size 256Kbit
Memory Organization 32K x 8
Memory Interface Parallel
Clock Frequency -
Write Cycle Time - Word, Page -
Access Time 120 ns
Voltage - Supply 2.7V ~ 3.6V, 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C (TC)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 32-LCC (J-Lead)
Supplier Device Package 32-PLCC (13.97x11.43)