onsemi

CAT25256XIC

CAT25256XIC Description

The CAT25256XIC is an EEPROM memory IC chip designed for surface mount applications, offering a memory size of 256 Kbit organized in a 32K x 8 format. Manufactured by onsemi, this chip features a versatile memory interface through the SPI protocol, supporting clock frequencies up to 10 MHz. It operates within a wide voltage range of 1.8V to 5.5V, making it suitable for various power supply conditions. The CAT25256XIC is housed in a tube package and has a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before assembly. Despite its obsolescence status, the CAT25256XIC remains a reliable choice for applications requiring non-volatile memory with fast write cycle times of 5ms per word or page.

CAT25256XIC Features

• Memory Size and Organization: The CAT25256XIC provides 256 Kbit of EEPROM memory, organized in a 32K x 8 format, ensuring ample storage for configuration data and system parameters.
• SPI Interface: Equipped with a standard SPI interface, the CAT25256XIC ensures seamless integration with microcontrollers and other digital systems, facilitating fast and reliable data communication.
• Wide Operating Voltage Range: With a supply voltage range of 1.8V to 5.5V, the CAT25256XIC is adaptable to diverse power supply environments, enhancing its versatility in various applications.
• Fast Write Cycle Time: The CAT25256XIC boasts a write cycle time of 5ms per word or page, enabling quick data updates and efficient system performance.
• Surface Mount Compatibility: Designed for surface mount technology (SMT), the CAT25256XIC is ideal for modern printed circuit board (PCB) designs, ensuring compact and reliable assembly.
• Moisture Sensitivity Level 3: The MSL rating of 3 allows for up to 168 hours of exposure before assembly, providing flexibility in manufacturing processes.

CAT25256XIC Applications

The CAT25256XIC is well-suited for a variety of applications where non-volatile memory is essential for storing critical data. Its fast write cycle time and wide operating voltage range make it particularly useful in:

• Embedded Systems: Ideal for storing firmware and configuration data in embedded devices, ensuring data integrity during power cycles.
• Industrial Control Systems: Provides reliable storage for calibration data and operational parameters in harsh industrial environments.
• Telecommunications: Used in network equipment for storing configuration settings and maintaining system stability.
• Consumer Electronics: Suitable for devices requiring non-volatile memory to store user preferences and system settings.

Conclusion of CAT25256XIC

The CAT25256XIC is a robust EEPROM memory IC chip that offers a balance of performance, versatility, and reliability. Despite its obsolescence status, it remains a valuable component for applications requiring non-volatile memory with fast write times and a wide operating voltage range. Its surface mount compatibility and moisture sensitivity level 3 rating further enhance its suitability for modern manufacturing processes. For designers and engineers seeking a dependable EEPROM solution, the CAT25256XIC is a compelling choice.