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Microprocessor Supervisors with Switchover
Microprocessor Supervisors with Switchover from ST offer a mix of reset timing for Power-On Reset, Watchdog, Manual Reset Input, PFI/PFO, Battery Switchover, Chip Enable, and Battery Freshness Seal in 8-pin packages.
 
Microprocessor Supervisors with Switchover Product Selector
Part Number
(click for Parametric Data)(1) 		Data
sheet (PDF)		 Supply (V) Active-Low
/RST(2)		 Active-High
RST(2)		 WD Input MR Input PFI
/PFO		 Battery Switch-over Chip Enable Gate
STM690A STM690A Datasheet (PDF) 5V X ' X ' X X '
STM692A STM692A Datasheet (PDF) 5V
STM690T/S/R STM690T/S/R Datasheet (PDF) 3V
STM802L/M STM802L/M Datasheet (PDF) 5V
STM802T/S/R STM802T/S/R Datasheet (PDF) 3V

STM703

 STM703 Datasheet (PDF) 5V X ' ' X X X '
STM704 STM704 Datasheet (PDF) 5V
STM704T/S/R STM704T/S/R Datasheet (PDF) 3V
STM806T/S/R STM806T/S/R Datasheet (PDF) 3V
STM805L STM805L Datasheet (PDF) 5V ' X X ' X X '
STM805T/S/R STM805T/S/R Datasheet (PDF) 3V

STM804T/S/R

 STM804T/S/R Datasheet (PDF) 3V X(3)
STM817L/M STM817L/M Datasheet (PDF) 5V X ' X ' X X '
STM818L/M STM818L/M Datasheet (PDF) 5V X ' X ' ' X 1

STM819L/M

 STM819L/M Datasheet (PDF) 5V X ' ' X X X '
STM795T/S/R STM795T/S/R Datasheet (PDF) 3V X(3) ' ' ' ' X

1

M40SZ100W

 M40SZ100W Datasheet (PDF) 3V X(3) ' ' X X X 1
M40Z111 M40Z111 Datasheet (PDF) 5V ' ' ' ' ' X

1

M40Z300W

 M40Z300W Datasheet (PDF) 3V X(3) ' ' X ' X 4
Notes: (1) Vrst (nom, V) for suffixes "L/M" = 4.65/4.40;
"T/S/R" = 3.08/2.93/2.63
' (2) All reset outputs are Push-Pull (unless otherwise noted).
' (3) Open Drain output
'
More Information
Product Page: M40SZ100W 3V NVRAM Supervisor for LPSRAM
Product Page: M40Z300W 3V NVRAM Supervisor for Up to 8 LPSRAMs
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