sp690acp Exar Corporation, sp690acp Datasheet - Page 6

• Manufacturer Part Number: sp690acp
• Description: Low Power Microprocessor Supervisory With Battery Switch-over
• Manufacturer: Exar Corporation

Figure 1. V
Figure 3A. SP690A RESET Output Voltage vs.
Supply Voltage
Figure 4A. SP805L RESET Output Voltage vs.
Supply Voltage
Date: 11/29/04
0V
0V
0V
0V
V
2V
RESET
1000
V
CC
2V
CC
100
div
div
10
1
1
5V
Slope=0.6Ω
V
V
CC
CC
BATT
RESET
=4.5V
to V
=0V
SP690A/692A Low Power Microprocessor Supervisory with Battery Switch-Over
OUT
Vs. Output Current
10
1sec/div
1sec/div
IOUT (mA)
100
V
T
A
BATT
= 25 C
= 0V
o
1000
6
Figure 2. V
Figure 3B. Circuit for the SP690A/802L RESET
Output Voltage vs. Supply Voltage
Figure 4B. Circuit for the SP805 RESET Output
Voltage vs. Supply Voltage
1000
100
10
1
V
1
V
CC
GND
CC
V
GND
V
V
Slope=5Ω
BATT
V
CC
CC
BATT
CC
=4.5V
T
=0V
V
A
to V
BATT
= +25 C
RESET
RESET
V
BATT
OUT
= 0V
Vs. Output Current
IOUT (mA)
© Copyright 2004 Sipex Corporation
10
330pF
330pF
2KΩ
RESET
10KΩ
100