STM32F215XX Datasheet, PDF (76/180 Pages) STMicroelectronics – Clock, reset and supply management

Electrical characteristics
STM32F21xxx
6.3.5
Embedded reset and power control block characteristics
The parameters given in Table 18 are derived from tests performed under ambient
temperature and V_DD supply voltage conditions summarized in Table 13.
Table 18. Embedded reset and power control block characteristics
Symbol
Parameter
Conditions
Min Typ Max Unit
V_PVD
V_PVDhyst(1)
V_POR/PDR
V_PDRhyst(1)
V_BOR1
PLS[2:0]=000 (rising
edge)
2.09 2.14 2.19 V
PLS[2:0]=000 (falling
edge)
1.98 2.04 2.08 V
PLS[2:0]=001 (rising
edge)
2.23 2.30 2.37 V
PLS[2:0]=001 (falling
edge)
2.13 2.19 2.25 V
PLS[2:0]=010 (rising
edge)
2.39 2.45 2.51 V
PLS[2:0]=010 (falling
edge)
2.29 2.35 2.39 V
PLS[2:0]=011 (rising edge) 2.54 2.60 2.65 V
Programmable voltage
detector level selection
PLS[2:0]=011 (falling
edge)
PLS[2:0]=100 (rising
edge)
2.44 2.51 2.56 V
2.70 2.76 2.82 V
PLS[2:0]=100 (falling
edge)
2.59 2.66 2.71 V
PLS[2:0]=101 (rising
edge)
2.86 2.93 2.99 V
PLS[2:0]=101 (falling
edge)
2.65 2.84 3.02 V
PLS[2:0]=110 (rising edge) 2.96 3.03 3.10 V
PLS[2:0]=110 (falling
edge)
2.85 2.93 2.99 V
PLS[2:0]=111 (rising edge) 3.07 3.14 3.21 V
PLS[2:0]=111 (falling
edge)
2.95 3.03 3.09 V
PVD hysteresis
-
-
100 -
mV
Power-on/power-down ^{Falling edge}
reset threshold
Rising edge
1.60 1.68 1.76 V
1.64 1.72 1.80 V
PDR hysteresis
-
-
40
- mV
Brownout level 1
threshold
Falling edge
Rising edge
2.13 2.19 2.24 V
2.23 2.29 2.33 V
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