A temperature of -40 to 85 °C should be used for operation.8 pins are attached to it.RTC time is important to maintain the supply voltage at 2.5, 3.3, 5 V in order to maintain high efficiency.
PCF85163TS/1,118 Features
8 pin count Be maintained at 2.5, 3.3, 5 V for high efficiency.
PCF85163TS/1,118 Applications
There are a lot of NXP Semiconductors / Freescale PCF85163TS/1,118 Real Time Clocks applications.