R7FA2L1AB2DFN datasheet(71/110 Pages) RENESAS

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Table 2.47

Power-on reset circuit and voltage detection circuit characteristics (1) (2 of 2)

Parameter

Symbol

Min

Typ

Max

Unit

Test Conditions

Voltage detection

level*1

Voltage detection

circuit (LVD1)*3

When power supply rise

Vdet1_0

4.23

4.39

4.55

Figure 2.45

At falling edge

VCC

When power supply fall

4.13

4.29

4.45

When power supply rise

Vdet1_1

4.07

4.25

4.39

When power supply fall

3.98

4.16

4.30

When power supply rise

Vdet1_2

3.97

4.14

4.29

When power supply fall

3.86

4.03

4.18

When power supply rise

Vdet1_3

3.74

3.92

4.06

When power supply fall

3.68

3.86

4.00

When power supply rise

Vdet1_4

3.05

3.17

3.29

When power supply fall

2.98

3.10

3.22

When power supply rise

Vdet1_5

2.95

3.06

3.17

When power supply fall

2.89

3.00

3.11

When power supply rise

Vdet1_6

2.86

2.97

3.08

When power supply fall

2.79

2.90

3.01

When power supply rise

Vdet1_7

2.74

2.85

2.96

When power supply fall

2.68

2.79

2.90

Voltage detection

level*1

Voltage detection

circuit (LVD1)*3

When power supply rise

Vdet1_8

2.63

2.75

2.85

Figure 2.45

At falling edge

VCC

When power supply fall

2.58

2.68

2.78

When power supply rise

Vdet1_9

2.54

2.64

2.75

When power supply fall

2.48

2.58

2.68

When power supply rise

Vdet1_A

2.43

2.53

2.63

When power supply fall

2.38

2.48

2.58

When power supply rise

Vdet1_B

2.16

2.26

2.36

When power supply fall

2.10

2.20

2.30

When power supply rise

Vdet1_C

1.88

2.09

When power supply fall

1.84

1.96

2.05

When power supply rise

Vdet1_D

1.78

1.9

1.99

When power supply fall

1.74

1.86

1.95

When power supply rise

Vdet1_E

1.67

1.79

1.88

When power supply fall

1.63

1.75

1.84

When power supply rise

Vdet1_F

1.65

1.7

1.78

When power supply fall

1.60

1.65

1.73

Voltage detection

level*1

Voltage detection

circuit (LVD2)*4

When power supply rise

Vdet2_0

4.20

4.40

4.57

Figure 2.46

At falling edge

VCC

When power supply fall

4.11

4.31

4.48

When power supply rise

Vdet2_1

4.05

4.25

4.42

When power supply fall

3.97

4.17

4.34

When power supply rise

Vdet2_2

3.91

4.11

4.28

When power supply fall

3.83

4.03

4.20

When power supply rise

Vdet2_3

3.71

3.91

4.08

When power supply fall

3.64

3.84

4.01

Note 1. These characteristics apply when noise is not superimposed on the power supply. When a setting causes this voltage detection

level to overlap with that of the voltage detection circuit, it cannot be specified whether LVD1 or LVD2 is used for voltage detection.

RA2L1 Datasheet

2. Electrical Characteristics

R01DS0385EJ0100 Rev.1.00

Aug 06, 2020

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