The CAT28C256L15 from ON Semiconductor is a high-speed 256-Kilobit CMOS Electrically Erasable Programmable Read-Only Memory (EEPROM) device. This non-volatile memory module offers a substantial data storage capacity for systems that require data retention even when the power is turned off. It is a perfect fit for a wide range of applications including, but not limited to, personal computers, industrial control systems, medical devices, and telecommunications equipment.

Key Features

• Memory Capacity: The device boasts a 256Kb memory size, organized as 32,768 words of 8 bits each, allowing ample storage for firmware, calibration data, and user settings.
• Access Time: The CAT28C256L15 provides fast access times of 150 nanoseconds, ensuring quick data retrieval and high system performance.
• Write Protection: A hardware and software write protection feature ensures data integrity by preventing accidental data alteration during power-up and power-down sequences.
• Low Power Consumption: The EEPROM operates with low power consumption, making it suitable for battery-powered and energy-saving applications.
• Endurance: This device is capable of withstanding a minimum of 100,000 program/erase cycles, guaranteeing a long operational lifespan.
• Data Retention: It offers a data retention period of at least 10 years, ensuring the preservation of data over time.
• Temperature Range: The CAT28C256L15 operates within an industrial temperature range of -40°C to +85°C, making it robust and reliable in extreme environments.

Package and Compatibility

The EEPROM is available in a 28-pin, 300 mil PDIP, PLCC, and TSOP packaging options, providing flexibility in hardware design. It is pin-compatible with the JEDEC standard 28C256 EEPROM, ensuring ease of integration into existing systems without the need for significant redesign.

Programming and Interface

Programming the CAT28C256L15 is straightforward and can be accomplished with either parallel or serial programming techniques. The device supports industry-standard microprocessor and microcontroller interface signals, which simplifies the integration process.

With its robust storage capability, fast access times, and reliable performance, the CAT28C256L15 from ON Semiconductor is a versatile and dependable choice for systems requiring EEPROM memory solutions.