The AT28HC256-90JI is a high-performance, 256-Kilobit parallel EEPROM designed and manufactured by Microchip Technology. This non-volatile memory chip offers a fast access time of 90 nanoseconds, making it an excellent choice for high-speed applications that require reliable data storage and retrieval without the need for a battery backup.

Key Features

• High-density Storage: With a storage capacity of 256 kilobits, the AT28HC256-90JI provides ample space for firmware storage, configuration parameters, or any other data that needs to be preserved across power cycles.
• Fast Access Time: The 90ns access time enables quick read operations, thereby enhancing the performance of the overall system in which the EEPROM is integrated.
• Parallel Interface: The parallel interface ensures easy integration with most microcontrollers and processors, allowing for simple data communication without complex protocols.
• Low-power Consumption: Designed for efficiency, this EEPROM operates with low power consumption, making it suitable for power-sensitive applications.
• Extended Temperature Range: The device operates reliably across an extended temperature range, ensuring performance in diverse environmental conditions.
• Industry-standard Package: The AT28HC256-90JI comes in a 32-lead PLCC (Plastic Leaded Chip Carrier) package, which is widely used and easy to handle in manufacturing and prototyping environments.

Applications

The AT28HC256-90JI is versatile and can be used in a variety of applications, including:

• Embedded systems for storing boot code and configuration data
• Industrial control systems requiring long-term data retention
• Telecommunication equipment for storing network configurations
• Automotive electronics where robustness and reliability are critical
• Medical devices requiring non-volatile memory for critical data storage

In summary, the Microchip Technology AT28HC256-90JI EEPROM offers a robust storage solution for applications that demand high-speed, reliable, and non-volatile memory. Its easy integration, low power consumption, and extended operational range make it an ideal choice for a wide range of industrial, automotive, and consumer electronics.