RTC4574NB
RTC4574NB is Serial Interface Real Time Clock Module manufactured by Epson.
- Part of the RTC-4574SA comparator family.
- Part of the RTC-4574SA comparator family.
Real time clock module
SERIAL-INTERFACE REAL TIME CLOCK MODULE
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- 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. )
- 32.768 kHz frequency output function : C-MOS output With Control Pin
- The various functions include full calendar, alarm, timer.
- Lead(Pb)-free : Contains high melting temperature type solder (Pb85 %) exempted by RoHS directive.
Actual size RTC-4574SA RTC-4574JE RTC-4574NB
Block diagram
32.768 kHz CONTROL LINE CLOCK and CALENDAR
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