RX8804CE Overview
Real time clock module REAL TIME CLOCK MODULE (I2C-Bus) Built-in 32.768 kHz-DTCXO RX 8804CE Built in frequency adjusted 32.768 kHz crystal unit and DTCXO. I2C-Bus interface (400kHz) Interface voltage range : 1.5 V to 5.5 V Timekeeping voltage range.