SP704CN データシートの表示（PDF） - Signal Processing Technologies

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SP704CN

Low Power Microprocessor Supervisory with Battery Switch-Over

Signal Processing Technologies 

VCC

+5V

+4V

RESET

+5V

0V

2µs/div

Figure 4A. SP703 RESET Response Time

VCC

TA = +25 C

VCC

10KΩ

RESET

GND

30pF

Figure 4B. Circuit for the RESET Response Time

+1.3V

PFI

+1.2V

5V

PFO

0V

VCC = 5V

VBATT = 0V

VCC = +5V

TA = +25 C

PFI

+5V

1KΩ

PFO

+1.25V

30pF

500ns/div

Figure 5A. Power-Fail Comparator Response Time (FALL)

Figure 5B. Circuit for the Power-Fail Comparator

Response Time (FALL)

SP703/704DS/07

SP703/704 Low Power Microprocessor Supervisory

7

© Copyright 2000 Sipex Corporation

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