The AT27C256R-12JI is a high-performance 256K EPROM (Erasable Programmable Read-Only Memory) from Microchip Technology, renowned for its reliability and flexibility. This memory component is designed to offer quick access to data and is particularly ideal for applications where durable and dependable non-volatile memory storage is paramount.

Key Features

• Memory Size: The AT27C256R-12JI boasts a substantial 256 Kilobits of storage capacity, which is suitable for storing firmware, boot code, or other critical data that requires long-term retention without power.
• Access Time: With an impressive access time of just 120ns, this EPROM provides fast data retrieval, enhancing the performance of the systems in which it is utilized.
• Operating Voltage: The device operates within a voltage range of 4.5V to 5.5V, making it compatible with a wide array of microcontrollers and digital systems.
• Temperature Range: Engineered for robustness, it operates across an industrial temperature range from -40°C to +85°C, ensuring reliability in harsh environments.
• Packaging: The AT27C256R-12JI comes in a 32-lead PLCC (Plastic Leaded Chip Carrier) package, which is suitable for surface mount technology and offers a compact footprint for space-constrained applications.
• Reprogramming: It can be electrically erased and reprogrammed, allowing for updates and changes to the stored data, making it a flexible choice for iterative development processes.

Applications

The versatility of the AT27C256R-12JI makes it a preferred choice for a variety of applications, including but not limited to:

• Embedded systems
• Industrial control systems
• Telecommunication infrastructure
• Automotive electronics
• Medical devices

Conclusion

In summary, the AT27C256R-12JI from Microchip Technology is a robust and reliable EPROM solution that offers ample storage capacity, fast access times, and the durability required for critical applications in a range of industries. Its reprogrammable nature and wide operating temperature range make it a versatile choice for designers and engineers seeking a dependable non-volatile memory component.