Description: 1. The DS3231 RTC Module is a self-contained Real Time Clock (RTC) that keeps track of the time and date independently from the microcontroller or computer system it's connected to. 2. It features an accurate +-10ppm quartz crystal oscillator, ensuring high precision timekeeping. This makes it suitable for applications where precise timing is essential. 3. DS3231 RTC includes a battery input to maintain the clock data during power loss, making it ideal for battery-operated projects or systems with intermittent power. 4. The module offers an I²C (Inter-Integrated Circuit) interface that simplifies communication with the microcontroller or computer system. It uses just two wires for data transfer and power. 5. DS3231 RTC supports various features like Square Wave Alarm, Calendar, and Battery Low Alert, providing flexibility to developers and hobbyists. 6. The RTC module has a user-friendly design with an external crystal oscillator that can be easily accessed for replacement or mod
| Specification | Details |
|---|---|
| Clock Accuracy | ±2 ppm equivalent to 1 minute per year |
| Operating Temperature | -20°C to +70°C (industrial range) |
| Power Supply Voltage | 3.0V to 5.5V low power consumption |
| Power Consumption | typically 580 μA at 5V |
| Timekeeping Accuracy | ±2 minutes per year |
| Timekeeping Stability | ±30 seconds per day (after initial set) |
| Battery Life | approximately 10 years with a CR2032 |
| Communication Interface | I²C interface compatible with most MCUs |
| Crystal Frequency | 32.768 kHz crystal oscillator |
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