Real time clock module
SERIAL-INTERFACE REAL TIME CLOCK MODULE
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RTC - 4574 SA / JE / NB
Built in frequency adjusted 32.768 kHz crystal unit. Interface Type : Serial interface in 3 lines form. Operating voltage range : 1.6 V to 5.5 V Wide Timekeeper voltage range : 1.6 V to 5.5 V Low backup current : 0.5 µA / 3 V ( Typ. ) 32....
