The BR24T04F-WGE2 is a 4Kbit (512 x 8) serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Rohm Semiconductor. This memory device is designed for storing small amounts of non-volatile data in a wide range of electronic applications. The data is retained even when power is removed, making it suitable for configuration settings, calibration data, and serial numbers.

Applications

• Consumer Electronics: Used for storing configuration data in TVs, DVD players, and set-top boxes.
• Industrial Equipment: Implemented in industrial sensors and control systems for storing calibration parameters and device settings.
• Automotive Systems: Used in automotive electronics for storing vehicle identification numbers (VIN) and other essential data.
• Medical Devices: Employed in medical equipment for storing calibration data and device-specific information.
• Home Appliances: Integrated into appliances such as washing machines and refrigerators for storing user preferences and settings.

Features

• 4Kbit (512 x 8) EEPROM: Provides 4 kilobits of non-volatile memory, organized as 512 bytes of 8 bits each.
• I2C Interface: Communicates with a host microcontroller via the standard I2C serial communication protocol.
• Wide Operating Voltage Range: Operates over a wide voltage range, typically from 1.7V to 5.5V, making it suitable for various applications.
• Low Power Consumption: Designed for low power operation, minimizing current draw in battery-powered devices.
• Write Protection: Features write protection mechanisms to prevent accidental data corruption.
• Endurance: Offers high endurance, typically specified as 1 million write cycles per byte.
• Data Retention: Guarantees long-term data retention, typically 100 years.

Benefits

• Non-Volatile Storage: Retains data even when power is removed, ensuring that critical information is not lost.
• Easy Integration: The I2C interface simplifies integration with microcontrollers and other digital devices.
• Low Power Consumption: Minimizes power consumption in battery-powered applications, extending battery life.
• High Reliability: Offers high endurance and data retention, ensuring reliable data storage over a long period.
• Compact Size: Available in small surface-mount packages, saving valuable board space.

Additional Details

The BR24T04F-WGE2 communicates via the I2C bus, requiring proper pull-up resistors on the SDA and SCL lines. The device address is configurable, allowing multiple EEPROMs to be connected to the same I2C bus. The datasheet provides detailed information on timing characteristics, write cycle times, and temperature ratings. Ensure proper decoupling capacitors are placed close to the VCC pin for stable operation. Refer to the official Rohm Semiconductor documentation for the most accurate and detailed specifications and application guidelines.