⏰ The DS3231 RTC module is a highly accurate real-time clock with an integrated crystal oscillator and temperature-compensated circuitry. It maintains accurate timekeeping even in the absence of power thanks to its onboard CR2032 battery holder. Ideal for data logging and time-sensitive projects with Arduino or ESP32.
- ✅ Specifications:
- Chip: DS3231
- Operating Voltage: 3.3V – 5V
- Interface: I2C (SCL, SDA)
- Timekeeping Accuracy: ±2 minutes/year
- Time Format: Hours, minutes, seconds (12/24 hour)
- Date Format: Day, month, year
- Battery: CR2032 backup battery (not included)
- Extra Outputs: 32kHz output, Alarm SQW pin
- Retains time even during power outages
🔹 Key Features:
✔️ Highly accurate timekeeping with thermal compensation
✔️ Battery backup to retain time without power
✔️ Easy to interface with Arduino using RTClib
✔️ Compact and easy to integrate into projects
✔️ Perfect for time-driven automation and data logging
📌 Common Applications:
- Data logging systems
- Alarm and event timers
- Attendance and access systems
- Auto-switching systems based on time
- Real-time display on LCD/OLED screens
🔸 Product Weight:
Product Weight: 5g