STM32L072KZ datasheet(64/147 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32L072xx

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DocID027100 Rev 3

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

tVDD(1)

VDD rise time rate

BOR detector enabled



µs/V

BOR detector disabled

1000

VDD fall time rate

BOR detector enabled



BOR detector disabled

1000

TRSTTEMPO(1) Reset temporization

VDD rising, BOR enabled

3.3

VDD rising, BOR disabled(2)

0.4

0.7

1.6

VPOR/PDR

Power on/power down reset

threshold

Falling edge

1.5

1.65

Rising edge

1.3

1.5

1.65

VBOR0

Brown-out reset threshold 0

Falling edge

1.67

1.7

1.74

Rising edge

1.69

1.76

1.8

VBOR1

Brown-out reset threshold 1

Falling edge

1.87

1.93

1.97

Rising edge

1.96

2.03

2.07

VBOR2

Brown-out reset threshold 2

Falling edge

2.22

2.30

2.35

Rising edge

2.31

2.41

2.44

VBOR3

Brown-out reset threshold 3

Falling edge

2.45

2.55

2.6

Rising edge

2.54

2.66

2.7

VBOR4

Brown-out reset threshold 4

Falling edge

2.68

2.8

2.85

Rising edge

2.78

2.9

2.95

VPVD0

Programmable voltage detector

threshold 0

Falling edge

1.8

1.85

1.88

Rising edge

1.88

1.94

1.99

VPVD1

PVD threshold 1

Falling edge

1.98

2.04

2.09

Rising edge

2.08

2.14

2.18

VPVD2

PVD threshold 2

Falling edge

2.20

2.24

2.28

Rising edge

2.28

2.34

2.38

VPVD3

PVD threshold 3

Falling edge

2.39

2.44

2.48

Rising edge

2.47

2.54

2.58

VPVD4

PVD threshold 4

Falling edge

2.57

2.64

2.69

Rising edge

2.68

2.74

2.79

VPVD5

PVD threshold 5

Falling edge

2.77

2.83

2.88

Rising edge

2.87

2.94

2.99

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