The X28HC256JM-15 is a high-performance, 256K CMOS EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Xicor Inc. This memory device offers non-volatile storage, meaning data is retained even when power is removed. It is designed for applications requiring frequent and rapid data updates, combined with low power consumption.

Applications:

• Embedded systems: Used for storing firmware, configuration data, and calibration parameters.
• Industrial control: Stores settings and parameters for programmable logic controllers (PLCs) and other industrial automation equipment.
• Data logging: Suitable for storing data collected by sensors and other data acquisition systems.
• Networking equipment: Stores network configurations and operating parameters.
• Consumer electronics: Used in set-top boxes, gaming consoles, and other devices for storing user preferences and system settings.

Features:

• 256K (32K x 8) memory organization: Provides ample storage for a variety of applications.
• Fast access time: 150ns access time enables high-speed data retrieval.
• Low power CMOS technology: Minimizes power consumption, suitable for battery-powered applications.
• Self-timed write cycle: Simplifies write operations.
• Automatic page write operation: Improves write performance.
• Data polling for end of write detection: Allows for efficient monitoring of write completion.
• JEDEC standard pinout: Facilitates easy integration into existing systems.
• Endurance: 10,000 write cycles per byte.
• Data retention: 10 years.

Benefits:

• Reliable data storage: Non-volatile memory ensures data is retained even without power.
• Fast performance: Quick access time allows for rapid data retrieval and execution.
• Low power consumption: Extends battery life in portable devices and reduces overall system power consumption.
• Easy integration: Standard pinout simplifies design and implementation.
• High endurance: Suitable for applications requiring frequent data updates.

Additional Details:

The X28HC256JM-15 operates over a supply voltage range of 4.5V to 5.5V. It is available in a JEDEC standard package, facilitating easy integration into existing systems. The device incorporates features such as data polling and a self-timed write cycle to simplify memory management and improve overall system performance. Its robust design ensures reliable operation in a variety of environments.