Overview
Add accurate timekeeping to your Raspberry Pi with the DS3231 High Precision RTC Module. It keeps track of time even when the Pi is powered off using a backup battery, making it ideal for servers, data logging, and IoT projects.
The module features the DS3231 temperature-compensated RTC chip, delivering highly accurate time with minimal drift. It plugs directly into the Raspberry Pi GPIO header and communicates via I²C, enabling quick installation and reliable offline time synchronization.
Specification
Technical details for DS3231 High Precision RTC Clock Module for Raspberry Pi.
| Specification | Details |
|---|---|
| RTC Chip | DS3231 High Precision Real Time Clock |
| Clock Accuracy | ±2ppm (Temperature Compensated) |
| Interface | I²C |
| Operating Voltage | 3.3V – 5V |
| Backup Battery | Yes |
| Compatibility | Raspberry Pi with 40-pin GPIO header |
| Mounting | Direct GPIO plug-in module |
| Applications | Data Logging, IoT, Embedded Systems, Automation |
Pinout
Pinout for DS3231 High Precision RTC Clock Module.
| Pi Pin | GPIO | Function | RTC Pin |
|---|---|---|---|
| 1 | 3.3V | Power | VCC |
| 3 | GPIO2 | I²C SDA | SDA |
| 5 | GPIO3 | I²C SCL | SCL |
| 6 | GND | Ground | GND |
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