STM819 Datasheet 5v Supervisor

Manufacturer: STMicroelectronics

Overview: STM690A, STM692A, STM703 STM704, STM802, STM805, STM817/8/9 5 V supervisor with battery.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number	STM819
Manufacturer	STMicroelectronics
File Size	945.84 KB
Description	5V supervisor
Datasheet	STM819 STM690 Datasheet (PDF)

General Description

Key Features

5 V operating voltage.
NVRAM supervisor for external LPSRAM.
Chip-enable gating (STM818 only) for external LPSRAM (7 ns max prop delay).
RST and RST outputs.
200 ms (typ) trec.
Watchdog timer - 1.6 sec (typ).
Automatic battery switchover.
Low battery supply current - 0.4 µA (typ).
Power-fail comparator (PFI/PFO).
Low supply current - 40 µA (typ).
Guaranteed RST (RST) assertion down to VCC = 1.0 V.
Operating temperature:.
40 °C.

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