MB3793-37A Fujitsu Microelectronics, Inc., MB3793-37A Datasheet - Page 9

• Manufacturer Part Number: MB3793-37A
• Description: Power Voltage Monitoring Ic With Watchdog Timer
• Manufacturer: Fujitsu Microelectronics, Inc.

3. Single-clock input monitoring (Positive clock pulse)
RESET
CTW
CTP
CK1
CK2
Note:
V
V
V
th
H
L
The MB3793 can monitor only one clock.
The MB3793 checks the clock signal at every other input pulse. Therefore, set watchdog timer
monitor time t
clock pulse.
WD
to the time that allows the MB3793 to monitor the period twice as long as the input
t
CKW
t
WD
t
CKT
t
WR
MB3793
-37A
9