ADM8693ANZ データシートの表示（PDF） - Analog Devices

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ADM8693ANZ

Microprocessor Supervisory Circuits

Analog Devices 

ADM8690/ADM8691/ADM8692/ADM8693/ADM8695

6

PFO

5

4

3

2

1

0

VCC = 5V

TA = 25°C

VPFI

1.3V

PFO

30pF

PFI

1.35

1.25

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8

TIME (µs)

Figure 11. Power-Fail Comparator Response Time Falling

6

VCC = 5V

5 TA = 25°C

4

3

2

1

PFO

0

VPFI

1.3V

PFO

30pF

6

VCC = 5V

5 TA = 25°C

4

3

2

1

PFO

0

VPFI

1.3V

PFO

5V

10kΩ

30pF

1.35

1.25 PFI

0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8

TIME (µs)

Figure 13. Power-Fail Comparator Response Time with Pull-Up Resistor

1.35

PFI

1.25

0 10 20 30 40 50 60 70 80 90

TIME (µs)

Figure 12. Power-Fail Comparator Response Time Rising

Rev. B | Page 9 of 20

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