Description
Unit RTC is a programmable real-time clock module that integrates the HYM8563 low-power CMOS real-time clock/calendar chip. It uses the I2C communication interface and features a fully enclosed shell that effectively protects the circuit, ensuring more stable operation. It is suitable for use as a system clock in various embedded devices and instruments.
Features
- Supports reading and writing of seconds, minutes, hours, day of the week, day, month, and year.
- 32.768kHz high-precision clock crystal oscillator, significantly reducing time error.
- Low power consumption, powered by a button battery that can operate continuously for many years.
- Includes a century flag.
- I2C communication interface.
Includes
- 1 x Unit RTC
- 1 x HY2.0-4P Grove cable (20cm)
Applications
- Clocks, alarms
- Power-off time synchronization
Specifications
| Specification | Parameter |
|---|---|
| Clock Chip | HYM8563 |
| Crystal Frequency | 32.768kHz |
| Communication Interface | I2C @0x51, maximum bus speed 400Kbps |
| Power Supply | DC 5V |
| Product Size | 48.0 x 24.0 x 8.0mm |
| Product Weight | 7.4g |
| Package Size | 138.0 x 93.0 x 9.0mm |
| Gross Weight | 12.8g |