SP707 EXAR [Exar Corporation], SP707 Datasheet - Page 6

• Manufacturer Part Number: SP707
• Description: Low Power Microprocessor Supervisory Circuits
• Manufacturer: EXAR [Exar Corporation]

Figure 4A. Power-Fail Comparator De-assertion
Response Time.
Figure 5A. Power-Fail Comparator Assertion Response
Time.
Figure 6A. SP705/707 RESET Output Voltage vs.
Supply Voltage.
June 2008 Rev C
SP705 Low Power Microprocessor Supervisory Circuits
6
Figure 4B. Circuit for the Power-Fail Comparator De-
assertion Response Time.
Figure 5B. Circuit for the Power-Fail Comparator
Assertion Response Time.
Figure 6B. Circuit for the SP705/707 RESET Output
Voltage vs. Supply Voltage.
PFI
+1.25V
V
T
CC
V
GND
A
V
CC
= +25 C
CC
T
= +5V
+1.25V
+5V
A
= +25
PFI
RESET
PFO
T
o
V
C
A
CC
© 2008 Exar Corporation
= +25 C
PFO
+5V
= +5V
330pF
2K
30pF
1K
30pF
RESET
1K