RTC-4574NB - Epson

RTC-4574NB Serial Interface Real Time Clock Module

Real time clock module SERIAL-INTERFACE REAL TIME CLOCK MODULE www.DataSheet4U.com 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..

Features

ISTER ALARM REGISTER CONTROL REGISTER TIMER REGISTER
• Timer function can be set upbetween 1/4096 second and 255 minutes.
• It is recorded automatic to TF-bit at the time of event occurrence,and possible to output with /TIRQ pin output (open-drain output).
• Selectable one time mode or repeat mode.
• Alarm function
• Alarm function can be set to any combination of day of week, hour, or minute.
• It is recorded automatic to AF-bit at the time of event occurrence,and possible to output with /AIRQ pin output (open-drain output). ∗ Functions are compatible with RX - 4574 LC. Terminal connection .