Datasheet

Functional overview STM32F446xC/E
30/202 DocID027107 Rev 6
Note: When the microcontroller is supplied from V
BAT
, external interrupts and RTC alarm/events
do not exit it from V
BAT
operation.
When PDR_ON pin is not connected to V
DD
(Internal Reset OFF), the V
BAT
functionality is
no more available and V
BAT
pin should be connected to VDD.
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