Figure 8-3 Single-clock Input Monitoring (Positive Clock Pulse)
tCKW
CK1,
CK2
tCKT
Vth
CTP
MB3793-27D/28D/30D
VH
CTW
VL
/RESET
tWD
tWR
Note : The MB3793 can monitor only one clock.
The MB3793 checks the clock signal at every other input pulse.
Therefore, set watchdog timer monitor time tWD to the time that allows the MB3793
to monitor the period twice as long as the input clock pulse.
Document Number: 002-08488 Rev.*C
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