Nơi xuất xứ
Guangdong, China
Product name
RTC Real Time Clock Memory Module
Working voltage
3.3V ~5 .5 V
Clock chip
high-precision clock chip DS3231
Clock accuracy within range
0-40℃, accuracy 2ppm, about 1 minute in error
Memory chips
AT24C32 (storage capacity of 32K)
square-wave output
Programmable
Temperature sensor accuracy
±3℃