STM804

3V Supervisor

ST Microelectronics

STM804 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

STM804 General Description

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.1 Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 1.1.1 MR (manual reset) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

STM804 Datasheet (945.84 KB)