Datasheet

Electrical characteristics STM32L072xx
64/149 DocID027100 Rev 4
6.3.2 Embedded reset and power control block characteristics
The parameters given in the following table are derived from the tests performed under the
ambient temperature condition summarized in Table 26.
Table 27. Embedded reset and power control block characteristics
Symbol Parameter Conditions Min Typ Max Unit
t
VDD
(1)
V
DD
rise time rate
BOR detector enabled 0 -
∞
µs/V
BOR detector disabled 0 - 1000
V
DD
fall time rate
BOR detector enabled 20 - ∞
BOR detector disabled 0 - 1000
T
RSTTEMPO
(1)
Reset temporization
V
DD
rising, BOR enabled - 2 3.3
ms
V
DD
rising, BOR disabled
(2)
0.4 0.7 1.6
V
POR/PDR
Power-on/power down reset
threshold
Falling edge 1 1.5 1.65
V
Rising edge 1.3 1.5 1.65
V
BOR0
Brown-out reset threshold 0
Falling edge 1.67 1.7 1.74
Rising edge 1.69 1.76 1.8
V
BOR1
Brown-out reset threshold 1
Falling edge 1.87 1.93 1.97
Rising edge 1.96 2.03 2.07
V
BOR2
Brown-out reset threshold 2
Falling edge 2.22 2.30 2.35
Rising edge 2.31 2.41 2.44
V
BOR3
Brown-out reset threshold 3
Falling edge 2.45 2.55 2.6
Rising edge 2.54 2.66 2.7
V
BOR4
Brown-out reset threshold 4
Falling edge 2.68 2.8 2.85
Rising edge 2.78 2.9 2.95
V
PVD0
Programmable voltage detector
threshold 0
Falling edge 1.8 1.85 1.88
Rising edge 1.88 1.94 1.99
V
PVD1
PVD threshold 1
Falling edge 1.98 2.04 2.09
Rising edge 2.08 2.14 2.18
V
PVD2
PVD threshold 2
Falling edge 2.20 2.24 2.28
Rising edge 2.28 2.34 2.38
V
PVD3
PVD threshold 3
Falling edge 2.39 2.44 2.48
Rising edge 2.47 2.54 2.58
V
PVD4
PVD threshold 4
Falling edge 2.57 2.64 2.69
Rising edge 2.68 2.74 2.79
V
PVD5
PVD threshold 5
Falling edge 2.77 2.83 2.88
Rising edge 2.87 2.94 2.99
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