The M24C04-RDW is a 4-Kbit serial EEPROM (Electrically Erasable Programmable Read-Only Memory) product from STMicroelectronics, designed for flexible, non-volatile storage solutions in a wide array of electronic applications. This particular EEPROM device utilizes the I²C interface, ensuring compatibility with a vast range of microcontrollers and digital systems that utilize this popular serial bus for communication.

Key Features

• Memory Size: 4 Kbits of storage, organized as 512 x 8 bits, allowing for efficient data management and storage of configuration parameters or small data sets.
• Interface: The device operates on the I²C bus, with support for up to 400 kHz (Fast Mode) and 100 kHz (Standard Mode) clock frequencies, enabling quick and easy integration with a host microcontroller.
• Write Cycle Time: Fast write cycle times of 5 ms (typical) for efficient data handling and minimal downtime during write operations.
• Operating Voltage Range: A wide supply voltage range from 2.5 V to 5.5 V, making it suitable for use in both 3.3 V and 5 V systems.
• Write Protect: Hardware protection for the entire memory array is available to prevent inadvertent writes, enhancing data security.
• Endurance: High cycling endurance with 1 million write cycles and a data retention period of 40 years, ensuring reliability over extended periods.
• Package: Available in a compact SO8N package, allowing for space-saving PCB designs.

Applications

The M24C04-RDW EEPROM is ideal for a variety of applications where reliable and flexible non-volatile memory storage is essential. Common use cases include device configuration storage, parameter settings for industrial and consumer electronics, real-time clocks, health monitoring devices, smart cards, and many other applications where a small footprint and low power consumption are beneficial.

Conclusion

STMicroelectronics' M24C04-RDW EEPROM combines performance, reliability, and ease of use, making it an excellent choice for designers looking to implement non-volatile memory solutions in their products. Its robust feature set and compatibility with the I²C interface ensure that it can meet the needs of a diverse range of applications.