ADM691A/ADM693A/ADM800L/M
10
V
BATT
= 2.8V
9
8
14
16
PROPAGATION DELAY – ns
12
10
8
6
4
2
0
7
I
BATT
– µA
6
5
4
3
2
1
0
0
0.5
1.0
1.5
2.0
2.5
3.0
V
CC
– V
3.5
4.0
4.5
5.0
0
50
100
150
200
250
300
LOAD CAPACITANCE – pF
Figure 8. Battery Current vs. Input Supply Voltage
Figure 11. Chip Enable Propagation Delay vs.
Load Capacitance
WATCHDOG AND RESET TIMEOUT PERIOD – s
100
230
220
LONG WATCHDOG TIMEOUT PERIOD
RESET DELAY – ms
10
210
200
RESET ACTIVE
TIMEOUT PERIOD = >
1
SHORT WATCHDOG
TIMEOUT PERIOD
190
180
0.1
10
100
C
OSC
– pF
1k
170
–50
–30
–10
10
30
50
TEMPERATURE –
°C
70
90
Figure 9. Watchdog and Reset Timeout Period vs.
OSC IN Capacitor
Figure 12. Reset Timeout Relay vs. Temperature
7.0
1200
RESET OUTPUT RESISTANCE –
Ω
6.5
1000
PROPAGATION DELAY – ns
6.0
800
V
CC
= 5V, V
BATT
= 2.8V
SOURCING CURRENT
5.5
600
5.0
400
V
CC
= 0V, V
BATT
= 2.8V
SINKING CURRENT
4.5
200
4.0
–50
–25
0
25
50
75
TEMPERATURE –
°C
100
125
0
–50
–20
40
70
10
TEMPERATURE –
°C
100
130
Figure 10. Chip Enable Propagation Delay vs.
Temperature
Figure 13.
RESET
Output Resistance vs. Temperature
–6–
REV. 0