MB3793-30A Fujitsu Media Devices, MB3793-30A Datasheet - Page 9

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MB3793-30A

Manufacturer Part Number
MB3793-30A
Description
POWER-VOLTAGE MONITORING IC WITH WATCHDOG TIMER
Manufacturer
Fujitsu Media Devices
Datasheet

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DataSheet
4
3. Single-clock input monitoring (Positive clock pulse)
U
.com
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
to monitor the period twice as long as the input clock pulse.
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t
CKW
t
WD
t
CKT
t
WR
WD
to the time that allows the MB3793
MB3793
-30A
9

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