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HA16117F Datasheet, PDF (25/31 Pages) Hitachi Semiconductor – CMOS Watchdog Timer
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High Setup Time vs. CR Capacitance
1000 µ
Ta = 25°C
HA16117F Series
100 µ
10 µ
VCC
Tadj
510 k
750 k
5V
P-RUN ACC
0.01 µ
CF
GND
0V
CR
CR
RES
RES
tSH
Oscilloscope
1µ
0.01 µ
0.1 µ
1.0 µ
External Capacitance CR (F)
Test circuit
Low Setup Time vs. CR Capacitance
10
Ta = 25°C
1
VCC
Tadj
5V
P-RUN ACC
0.01 µ
CF
CR
CR
GND
RES
510 k
750 k
100 m
10 m
0.01 µ
0.1 µ
1.0 µ
External Capacitance CR (F)
Oscilloscope
15 V
0V
RES
tSL
Test circuit
25
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