Description
STM690, STM704, STM795 STM802, STM804, STM805, STM806 3 V supervisor with battery switchover .
Features
* RST or RST outputs
* NVRAM supervisor for external LPSRAM
* Chip enable gating (STM795 only) for external
LPSRAM (7 ns max prop delay)
* Manual (push-button) reset input
* 200 ms (typ) trec
* Watchdog timer - 1.6 s (typ)
* Automatic battery switchover
* Low battery
Applications
* information
* . . . 17
2.10 Using a SuperCap™ as a backup power source
* . . . . 19
2.11 Negative-going VCC transients
* . . . 19
3
Typical operating characte