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