The CAT24WC256XI is a high-performance, serially interfaced 256Kb Electrically Erasable Programmable Read-Only Memory (EEPROM) device produced by ON Semiconductor. This EEPROM offers a substantial data storage capacity for systems that require non-volatile memory, with the convenience of a serial I²C interface for easy integration into a wide range of applications.

Key Features

• Memory Size: 256Kb (32,768 x 8 bits)
• Interface: I²C (Two-wire Serial Interface)
• Speed: Supports standard and fast I²C protocol modes
• Voltage Range: 2.5V to 5.5V operating voltage range, accommodating a variety of system power supplies
• Write Cycle Time: 5 ms max write cycle time for efficient programming
• Endurance: 1,000,000 program/erase cycles guarantee longevity
• Data Retention: 100 years of data retention for long-term reliability
• Package: Offered in industrial-standard 8-lead SOIC package
• Temperature Range: Industrial temperature range (-40°C to +85°C)

Applications

The CAT24WC256XI is designed for a diverse range of applications that require a robust and reliable non-volatile memory solution. Some of the applications include:

• Industrial and automotive control systems
• Portable consumer electronics
• Medical devices
• Data loggers
• Smart cards
• Networking equipment

Advantages

With its wide voltage range and industrial temperature resilience, the CAT24WC256XI is an ideal choice for applications operating under extreme conditions. Its high endurance and long data retention ensure that data is preserved even after multiple program/erase cycles and over extended periods. The I²C interface simplifies system integration, allowing for seamless communication with microcontrollers and other digital devices. The device's low-power consumption and small footprint make it a practical solution for space-constrained applications while ensuring power efficiency.

ON Semiconductor's commitment to quality and performance is evident in the CAT24WC256XI, making it a reliable choice for designers and engineers looking for a high-capacity EEPROM with easy-to-use features.