RX-8571SA

Real time clock module REAL TIME CLOCK MODULE (I2C-Bus) Low current consumption Product Number (Please contact us) RX-8571SA : X1B000072xxxx00 RX-8571NB : X1B000062xxxx00 RX-8571LC : X1B000052xxxx00 RX - 8571SA/NB/LC Built-in frequency adjusted 32.768kHz crystal unit. Interface Type : I2C-Bus Interface(400kHz) Operating voltage range : 1.6V to5.5V Wide Timekeeper voltage range : 1.3Vto5.5V Low backup current : 220nA/3V(Typ.) 32.768 kHz frequency output function : C-MOS output With Control Pin User RAM : 128 bit The various functions include full calendar, alarm, timer,etc. (Long-running timer : 65535 hours) * The I2C-Bus is a trademark of NXP Semiconductors Actual size RX-8571SA RX-8571NB RX-8571LC Block diagram ( 32.768 kHz ) Overview 32.768 kHz frequency output function FOE pin enable output on/off control. Output frequency can be selected as 32.768 kHz, 1024 Hz, 1 Hz. Timer Function  Timer function can be set up between 1/4096 second and 65535 hours.  Timing period are 1 h, 1 min, 64 Hz, 4096 Hz.  It is recorded automatically to TF-bit at the time of event occurs, and possible to output with /IRQ pin output. Alarm function  Alarm function can be set to day of week, day, hour, or minute.  It is recorded automatically to AF-bit at the time of event occurs, and possible to output with /IRQ pin output.  Built-in RAM 128 bit (16 word x 8 bit) XD OSC XG DIVIDER FOUT CONTROLLER CLOCK and CALENDAR FOE FOUT TIMER REGIS...