MB3793-45 Fujitsu Media Devices, MB3793-45 Datasheet - Page 9

• Manufacturer Part Number: MB3793-45
• Description: Power Voltage Monitoring IC with Watchdog Timer
• Manufacturer: Fujitsu Media Devices

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DataSheet
4
3. Single-clock input monitoring (Positive clock pulse)
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RESET
CTW
CTP
CK1
CK2
Note: The MB3793 can monitor only one clock.
V
V
V
th
H
L
The MB3793 checks the clock signal at every other input pulse. Therefore, set
watchdog timer monitor time t
the period twice as long as the input clock pulse.
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t
CKW
t
WD
t
CKT
WD
to the time that allows the MB3793 to monitor
t
WR
MB3793-45
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