- Product Overview: The DS1307 I2C Real-Time Clock (RTC) chip offers an efficient timekeeping solution, paired with the 24C32 32K I2C EEPROM memory. The DS1307 can be accessed using the I2C protocol, making it ideal for various applications. - Key Functions: - Features a reliable two-wire I2C interface. - Tracks time accurately with hours, minutes, seconds (AM/PM), day, month, date, and year until 2100. - Advantages: - Overcomes the limitation of DS1307 in reading and writing with backup battery. - Supports cascading with other I2C devices. - Operates in battery backup mode with low power consumption. - Includes automatic brownout detection for enhanced circuit protection. - Technical Specifications: - Working Voltage: 3.3V to 5.5V. - High Precision Watch Chip: DS3231. - Memory Chip: AT24C32 (32K). - Integrated Temperature Sensor: accuracy of ±3°C. - Clock Accuracy: 2ppm within the temperature range of 0-40°C; approximately 1 minute annual deviation. - Use Cases: - Ideal for embedded systems requiring real-time clock functionality, such as IoT devices or microcontroller applications. - Suitable for data logging devices that need precise time stamps for recorded events. - Perfect for projects involving scheduling tasks, where accurate timing is crucial.