HiLetgo 5pcs DS3231 AT24C32 Clock Module Real Time Clock Module IIC RTC Module for Arduino Without Battery
<b>DS3231 AT24C32 Clock Module Real Time Clock Module IIC RTC Module for Arduino</b> <br> Parameters: <br> 1. Dimension: 38mm* 22mm * 14mm <br> 2. Weight:. 8g <br> 3. Working voltage : 3.3 -. 5 .5 V <br> 4. Clock chip: high-precision clock chip DS3231 <br> 5. Clock accuracy within range :0-40 ¡æ, accuracy 2ppm, about 1 minute in error <br> 6. Programmable square-wave output <br> 7. Real-time clock, it can generate seconds, minutes, hours, day, date, month and year, and provide time until 2100, and with leap year compensation. <br> 8. Internal chip temperature sensor comes with an accuracy of ¡À 3 ¡æ <br> 9. Memory chips:. AT24C32 (storage capacity of 32K) <br> 10. IIC bus interface, the maximum transmission speed of 400KHz (working voltage of 5V) <br> 11. IIC other devices can be cascaded, 24C32 address can be modified by a short circuit A0/A1/A2, the default address is 0x57 <br>