The M24256W6 is a 256-Kbit I²C-compatible EEPROM (Electrically Erasable Programmable Read-Only Memory) device from STMicroelectronics. It is a part of ST's serial EEPROM family, which is designed for flexible, reliable, and cost-effective non-volatile memory storage. With an organization of 32,768 x 8 bits, the M24256W6 is optimized for use in a wide range of industrial, automotive, and consumer applications where reliable and low-power data storage is essential.

Key Features

• Interface: Two-wire I²C serial interface supports 100 kHz, 400 kHz, and 1 MHz clock frequencies, making the device compatible with most microcontrollers.
• Memory Size: 256 Kbits of storage provide ample space for configuration parameters, setup data, or small application logs.
• Write Cycle Time: The M24256W6 offers a byte and page write time of 5 ms, ensuring efficient data handling.
• Operating Voltage Range: The device operates across a wide voltage range from 2.5V to 5.5V, accommodating various system power supplies.
• Write Protect: A hardware write protect pin (WP) allows the user to protect the entire memory array, preventing unintended writes.
• Endurance: High reliability with 1 million write cycles and 40-year data retention ensures long-term usability of the EEPROM.
• Temperature Range: The device functions reliably across an industrial temperature range of -40°C to +85°C.
• Package: Available in SO8N and TSSOP8 packages, the M24256W6 is suitable for standard PCB assembly techniques.

Applications

The M24256W6 EEPROM can be employed in a variety of applications, such as:

• Parameter storage for industrial control systems
• Settings and preference memory in consumer electronics
• Data logging and calibration data storage in automotive applications
• Device configuration and firmware updates in communication systems

With its robust design and compatibility with I²C bus standards, the M24256W6 is an excellent choice for designers seeking a dependable and flexible non-volatile memory solution.