sp706rcu-tr Exar Corporation, sp706rcu-tr Datasheet - Page 7

• Manufacturer Part Number: sp706rcu-tr
• Description: Sp706r -low Power Microprocessor Supervisory Circuits
• Manufacturer: Exar Corporation

Figure 5A. Power-Fail Comparator Assertion
Response Time.
Figure 6A. SP706 RESET Output Voltage vs. Supply
Voltage.
Figure 4A. Power-Fail Comparator De-assertion
Response Time.
Date: 6-28-04
3.6V
3V
1.4V
1.2V
0V
SP706 +3.0/ +3.3 Low Power Microprocessor Circuits
0V
RESET
V
CC
1.4V
PFI
PFO
0V
PFI
1.2V
3V
PFO
7
Figure 5B. Circuit for the Power-Fail Comparator
Assertion Response Time.
Figure 4B. Circuit for the Power-Fail Comparator
De-assertion Response Time.
Figure 6B. Circuit for the SP706 RESET Output
Voltage vs. Supply Voltage.
PFI
V
T
V
CC
A
+1.25V
CC
= +25 C
GND
V
= +3.3V
+1.25V
CC
T
A
PFI
= +25
+3.3V
RESET
PFO
o
C
V
T
© Copyright 2004 Sipex Corporation
CC
A
+3.3V
PFO
= +25 C
= +3.3V
330pF
2KΩ
30pF
1KΩ
RESET
30pF
1KΩ