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RX-4045SA

•Built-in 32.768 kHz crystal unit : Frequency adjusted for high accuracy.
(± 5 ×10 − 6 / T a = +25 °C)
•Interface Type : 4-wire serial interface
•Operating voltage range : 1.7 V to 5.5 V
•Wide Timekeeper voltage range : 1.15 V to 5.5 V
•Various detection Functions : Oscillation stop detection function etc.
•Low backup current : 0.48 µA / 3 V (Typ.)
•32.768 kHz clock frequency output : N-ch open drain output
•Function of time and calendar, the various detection function,
and interrupt function etc.
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