TYPICAL CHARACTERISTICS
(25
o
C, unless otherwise noted)
V
CC
Supply Current vs.
Temperature (Normal Mode)
51
47
43
39
35
31
27
23
19
-60 -30
Battery Supply Current vs.
Temperature (Backup Mode)
2.9
PFI Threshold
vs. Temperature
1.256
V
BATT
Current (µA)
V
CC
Current (µA)
2.4
1.9
1.4
0.9
0.4
PFI Threshold (V)
V
CC
=5V
V
BATT
=2.8V
V
CC
=0V
V
BATT
=2.8V
1.254
1.252
1.250
1.248
1.246
-60
-30
0
V
CC
=5V
V
BATT
=0
NO LOAD ON PFO
0
30
60
90
120 150
-0.1
-60 -40 -20 0 20 40 60 80 100 120 140
30
60
90
120 150
Temperature Deg. C
Temperature Deg. C
Temperature Deg. C
V
BATT
to V
OUT
ON
Resistance vs. Temperature
15
0.9
V
CC
to V
OUT
On
Resistance vs. Temperature
Resistance (ohms)
0.8
0.7
0.6
0.5
0.4
0.3
Reset Threshold
vs. Temperature
4.70
4.69
4.68
4.67
4.66
4.65
4.64
4.63
4.62
4.61
4.60
-60
Resistance (ohms)
10
V
BATT
=2.8V
5
V
BATT
=4.5V
0
-60
-30
0
30
60
90
120
150
-60
-30
0
30
60
90
120 150
Reset Threshold (V)
V
CC
=0V
V
BATT
=2V
V
CC
=5V
V
BATT
=0V
SP690A
V
BATT
=0V
Power Down
-30
0
30
60
90
120 150
Temperature Deg. C
Temperature Deg. C
Temperature Deg. C
Reset Output Resistance
vs. Temperature
600
Reset Delay
vs. Temperature
212
Reset Delay (mS)
Resistance (ohms)
210
208
206
204
202
200
-60
V
BATT
Current(µA) Log Scale
V
CC
=5V,V
BATT
=2.8V
500
Soucing Current
400
300
200
100
0
-60
V
CC
=0V to 5V Step,
V
BATT
=2.8V
Battery Current vs. V
CC
Voltage
IE+2
IE+1
IE+0
IE-1
IE-2
IE-3
IE-4
IE-5
IE-6
IE-7
IE-8
.0000
V
BATT
=2.8V
V
CC
=0V,V
BATT
=2.8V
Sink Current
-30
0
30
60
90
120 150
-30
0
30
60
90
120 150
Temperature Deg. C
Temperature Deg. C
V
CC
(0.5V/div)
5.000
SP690A/692ADS/08
SP690A/692A Low Power Microprocessor Supervisory with Battery Switch-Over
© Copyright 2000 Sipex Corporation
5
SIPEX [ SIPEX CORPORATION ]
