參數(shù)資料
型號: HA16117FPC
廠商: Hitachi,Ltd.
英文描述: CMOS Watchdog Timer
中文描述: 看門狗定時器的CMOS
文件頁數(shù): 14/31頁
文件大小: 249K
代理商: HA16117FPC
HA16117F Series
14
7. When P-RUN frequency fluctuates (2)
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
0 V
1.6 V
3.2 V
5 V
0 V
0.9 V
3.6 V
5 V
P-RUN
8 ms
22 ms
Q
A
C
F
WD
C
R
B
C
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.
RES
Q
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