STM32F411XC Datasheet, PDF (24/149 Pages) STMicroelectronics – Clock, reset and supply management

Functional overview
STM32F411xC STM32F411xE
Figure 7. Startup in regulator OFF: slow V_DD slope -
power-down reset risen after V_{CAP_1}/V_{CAP_2} stabilization
3'5 9
9_
0LQ9_
9_''
9_&$3B9_&$3B
WLPH
1567
WLPH
1. This figure is valid whatever the internal reset mode (ON or OFF).
Figure 8. Startup in regulator OFF mode: fast V_DD slope -
power-down reset risen before V_{CAP_1}/V_{CAP_2} stabilization
9_''
06Y9
3'5 9
9_
0LQ9_
9_&$3B9_&$3B
1567
3$DVVHUWHGH[WHUQDOO\
WLPH
1. This figure is valid whatever the internal reset mode (ON or OFF).
WLPH
06Y9
24/149
DocID026289 Rev 6