Cymbet Corporation Real Time Clock Backup Batteries EnerChip RTC CBC34813 with SPI bus

The EnerChip RTC CBC34813-M5C combines a Real-Time Clock (RTC) and calendar optimized for low power applications with an integrated rechargeable solid state backup battery and all power management functions. The EnerChip RTC ensures a seamless transition from main power to backup power in the event of power loss. The integrated power management circuit ensures thousands of charge-discharge cycles from the integrated EnerChip and manages battery charging, discharge cutoff, power switchover, and temperature compensation to maximize the service life of the device. The CBC34813 provides greater than 6 days of backup time in the event main power is interrupted.