Microchip Technology AT28C256-35DM

The AT28C256-35DM is a high-performance 256K (32K x 8) Parallel EEPROM designed by Microchip Technology, providing non-volatile memory storage solutions for a wide range of applications. This EEPROM operates at a speed of 35ns, offering fast access times suitable for systems that require quick data retrieval.

Key Features

• Memory Size: 256K-bit (32K x 8)
• Access Time: 35 nanoseconds
• Operating Voltage: 5V ±10% for read and write operations
• Endurance: 100,000 write cycles guaranteed, ensuring reliability and longevity
• Data Retention: 10 years minimum, providing long-term data storage
• Temperature Range: Industrial (-40°C to +85°C), accommodating a wide range of environmental conditions
• Package: 28-pin, 300 mil DIP package for easy integration into various circuit designs

Advanced Features

The AT28C256-35DM includes advanced features such as:

• Fast parallel interface for seamless integration with microprocessors
• Low-power CMOS technology that helps in reducing power consumption
• Automatic page write operation reducing overall write time
• Hardware and software data protection options to prevent accidental data corruption
• Output disable feature to prevent bus contention

Applications

The versatility of the AT28C256-35DM makes it suitable for a variety of applications, including:

• Embedded systems and microcontroller-based applications
• Industrial control systems
• Telecommunication systems
• Automotive electronics
• Medical devices
• Consumer electronics

Conclusion

Microchip Technology's AT28C256-35DM EEPROM combines speed, reliability, and flexibility, making it an excellent choice for designers looking for a non-volatile memory solution. With its robust feature set and wide operating temperature range, this EEPROM is designed to meet the demands of both complex industrial applications and consumer products.