The CAT93C66S-26490T is a high-quality, robust serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device from ON Semiconductor, a leading supplier in the semiconductor industry. This memory chip is designed for a wide range of applications that require reliable data storage and retrieval, with a focus on low-power operation and high endurance.

Key Features

• Memory Size: The device boasts a 4K-bit memory size which is organized as 256 x 16-bit or 512 x 8-bit, allowing for flexible data storage options.
• Interface: It operates with a serial microwire interface, ensuring compatibility with a wide range of microcontrollers and processors.
• Operating Voltage: The CAT93C66S-26490T is designed to work within a voltage range of 2.5V to 5.5V, making it suitable for both 3V and 5V systems.
• Operating Temperature: This device can reliably operate in a temperature range of -40°C to +85°C, ensuring performance in harsh environments.
• Write Cycle Time: It features a fast write cycle time of 5ms, allowing for efficient data handling and storage.
• Endurance: The EEPROM has an endurance of 1,000,000 program/erase cycles, which guarantees a long operational lifespan.
• Data Retention: It offers a data retention period of 100 years, ensuring the safety and integrity of stored information over an extended period.
• Packaging: The CAT93C66S-26490T comes in a compact 8-lead SOIC package, which is ideal for space-constrained applications.

Applications

The versatility of the CAT93C66S-26490T makes it suitable for a broad spectrum of applications, including:

• Industrial controls
• Automotive systems
• Medical devices
• Consumer electronics
• Portable devices

Conclusion

The CAT93C66S-26490T from ON Semiconductor is a reliable and efficient choice for designers looking for a serial EEPROM with a solid balance of performance, durability, and compactness. Its comprehensive feature set ensures that it meets the stringent requirements of modern electronic systems, while providing a cost-effective solution for non-volatile memory needs.