SM8578BV Datasheet (Nippon Precision Circuits Inc)

SM8578BV, Real-time Clock

Number 1 2 3 4 5 6 Name INTN XTN XT VSS CE CLK I/O O O I * I I Function Timer interrupt/alarm interrupt output, determined by internal mode setting, or frequency output, with frequency value given in the frequency set register (N-channel open-drain output) Oscillator output.

Oscillator capac

SM8578BV Features

* I I PINOUT (Top view) I I I I I I I I I 1.6 to 5.5V wide operating voltage range 0.5µA (typ.) current consumption (VDD = 3.0V, CE = Low) 3-wire serial interface control Day, day-of-week, hour, and minute alarm interrupt function 1/4096 seconds to 255 minutes presettable interval timer interrup