Datasheet
Electrical characteristics STM32F401xB STM32F401xC
62/139 DS9716 Rev 11
6.3.4 Operating conditions at power-up / power-down (regulator OFF)
Subject to general operating conditions for T
A
.
Note: This feature is only available for UFBGA100 package.
6.3.5 Embedded reset and power control block characteristics
The parameters given in Table 19 are derived from tests performed under ambient
temperature and V
DD
supply voltage @ 3.3V.
Table 18. Operating conditions at power-up / power-down (regulator OFF)
(1)
1. To reset the internal logic at power-down, a reset must be applied on pin PA0 when V
DD
reach below
1.08 V.
Symbol Parameter Conditions Min Max Unit
t
VDD
V
DD
rise time rate Power-up 20 ∞
µs/V
V
DD
fall time rate Power-down 20 ∞
t
VCAP
V
CAP_1
and V
CAP_2
rise time rate Power-up 20 ∞
V
CAP_1
and V
CAP_2
fall time rate Power-down 20 ∞
Table 19. Embedded reset and power control block characteristics
Symbol Parameter Conditions Min Typ
Max Unit
V
PVD
Programmable voltage
detector level selection
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
PLS[2:0]=001 (rising edge) 2.23 2.30 2.37
PLS[2:0]=001 (falling edge) 2.13 2.19 2.25
PLS[2:0]=010 (rising edge) 2.39 2.45 2.51
PLS[2:0]=010 (falling edge) 2.29 2.35 2.39
PLS[2:0]=011 (rising edge) 2.54 2.60 2.65
PLS[2:0]=011 (falling edge) 2.44 2.51 2.56
PLS[2:0]=100 (rising edge) 2.70 2.76 2.82
PLS[2:0]=100 (falling edge) 2.59 2.66 2.71
PLS[2:0]=101 (rising edge) 2.86 2.93 2.99
PLS[2:0]=101 (falling edge) 2.65 2.84 2.92
PLS[2:0]=110 (rising edge) 2.96 3.03 3.10
PLS[2:0]=110 (falling edge) 2.85 2.93 2.99
PLS[2:0]=111 (rising edge) 3.07 3.14 3.21
PLS[2:0]=111 (falling edge) 2.95 3.03 3.09
V
PVDhyst
(2)
PVD hysteresis - - 100 - mV
V
POR/PDR
Power-on/power-down
reset threshold
Falling edge 1.60
(1)
1.68 1.76
V
Rising edge 1.64 1.72 1.80
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