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| ![RX-8571NB:B3PURESN RX-8571NB:B3PURESN](https://oss.origin-ic.net/productThumbImages/22-SON_tmb.jpg) | IC RTC CLK/CALENDAR I2C 22-SON | | 联系我们 | PCB Symbol, Footprint & 3D Model | Surface Mount | -40°C ~ 85°C | 1.6V ~ 5.5V | I²C, 2-Wire Serial | - | RX-8571NB | Clock/Calendar | Alarm, Leap Year, RAM | 16B | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 0.55µA ~ 0.6µA @ 3V ~ 5V | 22-LFDFN | 22-SON (5x6) | - |