The CAT24WC05UI is a 512-byte EEPROM (Electrically Erasable Programmable Read-Only Memory) device manufactured by Catalyst Semiconductor. It is designed for serial communication using the I2C interface, offering a reliable and non-volatile storage solution for various applications. This EEPROM is organized as 64 pages of 8 bytes each, providing a structured memory space for data storage and retrieval. This device is marked as END-OF-LIFE, indicating that it's no longer in production, but may still be available through distributors or in existing systems.

Applications

• Consumer electronics: Storage of configuration settings in TVs, set-top boxes, and audio equipment.
• Industrial controls: Storing calibration data and parameters in industrial automation systems.
• Medical devices: Non-volatile memory for storing patient data and device settings.
• Automotive electronics: Storage of system parameters and diagnostic information in automotive control units.
• Embedded systems: General-purpose storage in various embedded applications, such as data logging and firmware updates.

Features

• 512-byte EEPROM: Provides 512 bytes of non-volatile memory for data storage.
• I2C interface: Supports 100 kHz and 400 kHz I2C serial communication protocols.
• Low voltage operation: Operates over a voltage range of 1.8V to 5.5V.
• Self-timed write cycle: Automatic write cycle timing simplifies system design.
• Write protect feature: Prevents accidental overwriting of memory contents.
• Schmitt trigger inputs: Provides improved noise immunity on I2C bus lines.
• Low power consumption: Minimizes power consumption in both active and standby modes.

Benefits

• Non-volatile storage: Retains data even when power is removed, ensuring data integrity.
• Easy integration: Standard I2C interface simplifies integration into existing systems.
• Reliable data storage: Provides a reliable and durable solution for storing critical data.
• Compact size: Small footprint allows for use in space-constrained applications.
• Cost-effective: Offers a cost-effective solution for non-volatile memory requirements.
• Wide operating voltage range: Suitable for various power supply conditions.

Additional Details

The CAT24WC05UI utilizes a two-wire I2C serial interface, which includes a serial data line (SDA) and a serial clock line (SCL). The device supports both standard (100 kHz) and fast (400 kHz) I2C communication modes. The CAT24WC05UI also features a write protect input, which can be used to prevent accidental modification of the EEPROM contents. The device is available in various package options, including SOIC and TSSOP.