SP706SEN Просмотр технического описания (PDF) - Signal Processing Technologies

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SP706SEN

+3.0V/+3.3V Low Power Microprocessor Supervisory Circuits

Signal Processing Technologies 

+3.3V

1.2V

1.4V

PFI

VCC = +3.3V

TA = +25 C

PFI

PFO

3V

PFO

+1.25V

30pF 1KΩ

0V

Figure 4A. Power-Fail Comparator De-assertion

Response Time.

1.4V

3V

PFI

1.2V

PFO

0V

Figure 4B. Circuit for the Power-Fail Comparator

De-assertion Response Time.

+3.3V

VCC = +3.3V

TA = +25 C

PFI

PFO

1KΩ

+1.25V

30pF

Figure 5A. Power-Fail Comparator Assertion

Response Time.

Figure 5B. Circuit for the Power-Fail Comparator

Assertion Response Time.

VCC

TA = +25oC

3.6V

V

CC

VCC

2KΩ

0V

RESET

RESET

RESET

GND

330pF

Figure 6A. SP706 RESET Output Voltage vs. Supply

Voltage.

Figure 6B. Circuit for the SP706 RESET Output

Voltage vs. Supply Voltage.

Rev. 10-17-00

SP706 +3.0/ +3.3 Low Power Microprocessor Circuits

7

© Copyright 2000 Sipex Corporation

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