DS3231 RTC
The DS3231 is a high-precision, low-power real-time clock (RTC) module from Maxim Integrated. It provides accurate timekeeping with an integrated temperature-compensated crystal oscillator (TCXO) and battery backup. The DS3231 is commonly used in embedded systems, clocks, and time-sensitive applications where precise timekeeping is crucial.
Key Features:
- High-precision real-time clock with integrated TCXO
- Built-in battery backup for continuous operation
- Accurate timekeeping with ±2 minutes per year accuracy
- I2C interface for easy communication with microcontrollers
- Low power consumption
- Integrated temperature sensor
- Timekeeping Accuracy: ±2 minutes per year (at +25°C)
- Clock Type: RTC with integrated TCXO
- Power Supply:
- Operating Voltage: 1.8V to 5.5V
- Backup Battery: CR2032 or similar
- Communication Interface: I2C
- Temperature Sensor: Integrated with ±3°C accuracy
- Real-Time Clock Functions: Seconds, minutes, hours, day, date, month, and year
- Temperature Range: -40°C to +85°C
- Package Type: Typically available in 16-pin SOIC or 20-pin QFN packages
- Power Consumption: Low power; typically <1µA in battery backup mode
- Embedded systems requiring accurate timekeeping
- Clocks and timekeeping devices
- Data logging applications
- Industrial and automotive systems
- Portable devices
- Power Supply: Connect the module to the appropriate power source (1.8V to 5.5V). Ensure a backup battery is installed for continuous timekeeping during power outages.
- I2C Connection: Interface with a microcontroller or development board using the I2C communication protocol (SDA and SCL pins).
- Configuration: Set the time and date using I2C commands. Use the temperature sensor feature as needed.
- Testing: Verify timekeeping accuracy and functionality by reading and setting the RTC values through I2C communication.
- Properly connect the backup battery to ensure continuous timekeeping during power loss.
- Verify power supply voltage to avoid damage to the module.
- Follow the manufacturer's guidelines for I2C communication and timekeeping accuracy.
No Specifications