occkic | High Precision RTC Clock Module DS3231 AT24C32 Chip with Temperature Compensation IIC Interface For Arduino

Features:1. The product is compact and small2. Programmable square wave output3. Storage chip: AT24C32 (storage capacity 32K)4. Easy to use5. Widely applicableProduct Parameters:1. Size: 38mm (length) * 22mm (width) * 14mm (height) 2. Operating voltage: 3.3-5.5V3. Clock chip: high-precision clock chip DS32314. Clock accuracy: within the ambient temperature range of O-40 ° C, with an accuracy of 2ppm and an annual error of about 1 minute. 5. Comes with 2 calendar alarms6. Programmable square wave output7. Real time clock generates timing for seconds, minutes, hours, weeks, dates, months, and years, and provides leap year compensation valid until 21008. The chip comes with a built-in temperature sensor with an accuracy of ± 3 ℃9. Storage chip: AT24C32 (storage capacity 32K)10. IIC bus interface, maximum transmission speed 400KHZ (when working at 5V)11. Other C devices can be cascaded, and the 24C32 address can be modified by short circuiting A0/A1/A2, with the default addressFor 0x5712. The module is available in two specifications: with battery (HW-084B) and without battery (HW-084A)Product List:1 * Module