HA16117F Series
7. When P-RUN frequency fluctuates (2)
If there is a double-pulse in P-RUN, RES will not be output as long as the ratio of P-RUN
pulse interval minimum value to maximum value is 3 or less. The timing chart for a P-RUN
minimum interval of 8 ms and maximum interval of 22 ms is shown below.
8 ms
H
22 ms
P-RUN
L
H
Q
Q
A
L
H
L
H
L
5 V
3.6 V
CF
0.9 V
0 V
H
WD
L
5 V
3.2 V
1.6 V
CR
0 V
H
B
C
L
H
L
H
RES
L
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