Fujitsu - MB3773

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Contents

FUJITSU SEMICONDUCTOR DATA SHEET DS04 27401 7E ASSP Power Supply Monitor with Watch Dog Timer MB3773 DESCRIPTION MB3773 generates the reset signal to protect an arbitrary system when the power supply voltage momentarily is intercepted or decreased It is 1C for the power supply voltage watch and Power on reset is generated at the normal return of the power supply MB3773 sends the microprocessor the reset signal when decreasing more than the voltage which the power supply of the system specified and the computer data is protected from an accidental deletion In addition the watchdog timer for the operation diagnosis of the system is built into and various microprocessor systems can provide the fail safe function If MB3773 does not receive the clo ...