The Xicor X28C256P-15 is a 256Kbit (32KB) Parallel EEPROM (Electrically Erasable Programmable Read-Only Memory) device. This non-volatile memory chip is designed for applications requiring in-system programmability and reliable data storage. Its parallel interface allows for fast data access and modification. The "-15" likely indicates access time in nanoseconds.

Applications

• Data logging
• Program storage for embedded systems
• Configuration data storage
• Industrial control systems
• Robotics
• Instrumentation
• Firmware storage

Features

• 256Kbit (32KB) capacity: Provides ample storage space for data and programs.
• Parallel interface: Enables fast data access and modification.
• In-system programmability: Allows for easy program updates and modifications.
• Non-volatile memory: Retains data even when power is removed.
• Fast access time: Fast read and write operations.
• Low power consumption: Suitable for battery-powered applications.
• Automatic page write operation: Simplifies programming.
• High endurance: Withstands a large number of write/erase cycles.
• TTL Compatible: Easy interface with standard logic circuits

Benefits

• Fast data access: Parallel interface enables quick data retrieval and modification.
• Easy programmability: In-system programmability simplifies updates and modifications.
• Reliable data storage: Non-volatile memory ensures data retention even without power.
• Low power consumption: Extends battery life in portable devices.
• Robust performance: Withstands a large number of write/erase cycles.
• Simplified system design: Easy integration into existing systems.
• Cost-effective solution: Provides a reliable and versatile EEPROM solution at a competitive price.

Additional Details

The X28C256P-15 typically operates from a 5V power supply. It uses a standard parallel interface for communication, with address lines, data lines, and control signals. The device's datasheet provides detailed information on its electrical characteristics, timing specifications, and programming procedures. Proper handling and storage are essential to prevent damage to the device. Xicor datasheets and application notes provide valuable information for implementing this EEPROM in various systems. The page write feature allows for efficient programming by writing multiple bytes in a single operation. The endurance is typically specified in terms of write/erase cycles per byte.