ADM9690 データシートの表示（PDF） - Analog Devices
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ADM9690 Datasheet PDF : 6 Pages
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ADM9690–Typical Performance Curves
VCC
100
RESET2/TIMEOUT
RESET1/TIMEOUT
CH1 1.0V CH2 1.0V
RESET
M 500ms CH1
380mV
Figure 1. Reset Output Voltage vs. Supply
4.412
4.410
4.408
4.406
4.404
4.402
4.400
4.398
4.396
–60
–30
0
30
60
90
120
TEMPERATURE – C
Figure 2. Reset Voltage Threshold vs. Temperature
+5V
WATCHDOG TIMEOUT
PERIOD
10
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5
VCC – Volts
Figure 3. Watchdog and Reset Timeout Period vs. Supply
@ –40°C
72.0
71.6
71.2
70.8
70.4
70.0
69.6
69.2
68.8
–60
–30
0
30
60
TEMPERATURE – C
90
120
Figure 4. Supply Current vs. Temperature
VMON
VCC
4.31V
OSC SEL1
OSC SEL2
WATCHDOG
TIMEBASE
ADM9690
GND
RESET(2)
TIMER
RESET(1)
TIMER
WATCHDOG
TRANSITION
DETECTOR
RESET(2)
RESET(1)
WATCHDOG
INPUT (WDI)
AUXILIARY
CIRCUITRY
RESET
RESET
P
I/O LINE
Figure 5. Typical Application Circuit
–4–
REV. A
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