The CAT24FC256KI is a 256-Kb Serial CMOS EEPROM, internally organized as 32K x 8 bits. It features a 2-wire serial interface and is designed and manufactured by Catalyst Semiconductor. This EEPROM provides reliable non-volatile storage for applications requiring frequent data updates or long-term data retention.

Applications

• Data Logging
• Configuration Storage
• Set-Top Boxes
• Smart Cards
• Network Routers

Features

• 2-Wire Serial Interface (I2C Compatible)
• 256 Kbit (32 Kbyte) capacity
• Low-voltage operation
• Write protect feature
• Self-timed write cycle

Benefits

• Easy to interface with microcontrollers
• Secure data storage
• Low power consumption
• Reduces system complexity
• Extended endurance

The CAT24FC256KI utilizes a 2-wire serial interface, making it highly compatible with a wide range of microcontrollers and other digital devices. The device operates at a low voltage, contributing to energy efficiency and making it suitable for battery-powered applications. The write protect feature is crucial for safeguarding data against unintended modification or corruption, ensuring data integrity even in noisy environments.

The self-timed write cycle simplifies system design by managing the write timing internally, freeing up the host microcontroller for other tasks. The large memory capacity of 256 Kbits provides ample space for storing configuration settings, calibration data, and other persistent information. This EEPROM is specifically designed for applications that require frequent data updates and reliable long-term storage, such as data logging and configuration storage.