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RTC DS3231 I2C real-time clock module - STEMMA QT/Qwiic - Adafruit 5188
Ex Tax: 26.86€
A real-time clock (RTC) module from Adafruit. It features the DS3231 chip, which integrates a quartz resonator and temperature compensator to significantly improve the module's accuracy. The accuracy of the DS3231 is ±3.5 ppm (±0.3024 seconds/day). The DS3231 I2C Real-Time RTC clock module also features a battery slot, allowing the module to maintain high timing accuracy even when the main power supply to the device is interrupted. The module also features STEMMA QT / Qwiic connectors for convenient connection.
Main features:
Main features:
- Equipped with a battery slot, which allows you to maintain high precision timing even when the main power supply to the device is interrupted
- Providing seconds, minutes, hours, day, week, month and year information
- Automatic month-end date adjustment, including leap year adjustments
- Clock presents data in 24-hour or 12-hour format with AM / PM indicator
- Two programmable alarms and programmable square-wave output are available
- The module has an RST pin, which can be used as a button input to reset the microprocessor
- Supply voltage: from 3 V to 5 V
- Communication interface: I2C bus
- I2C address: 0x68
- Time measurement range: 1970 to 2100
- Work environment temperature: from -40 °C to 85 °C
- Timing accuracy: ±3.5 ppm (±0.3024 seconds/day)
- Product size: 25.4 x 17.8 x 7.8 mm
- Weight: 2.5 g
- RTC DS3231 I2C real-time clock module - STEMMA QT / Qwiic - Adafruit 5188
- Goldpin strip for self-soldering
