X1205 Overview
IM Oscillator BLOCK DIAGRAM PR EL OSC pensation Frequency Divider 1Hz Timer Calendar Logic 32.768kHz X1 X2 IN Status Registers (SRAM) Alarm The X1205 device is a Real Time Clock with clock/ calendar, two polled alarms, oscillator pensation, and battery backup switch. The oscillator uses an external, low-cost 32.768kHz crystal. All pensation and trim ponents are integrated on the chip.
X1205 Key Features
- Real Time Clock/Calendar -Tracks time in Hours, Minutes, and Seconds -Day of the Week, Day, Month, and Year
- 2 Polled Alarms (Non-volatile) -Settable on the Second, Minute, Hour, Day of the Week, Day, or Month -Repeat Mode (perio
- Oscillator pensation on chip -Internal feedback resistor and pensation capacitors -64 position Digitally Controlled Trim
- Battery Switch or Super Cap Input
- 2-Wire™ Interface interoperable with I2C- -400kHz data transfer rate
- Low Power CMOS -1.25µA Operating Current (Typical)
- Small Package Options -8-Lead SOIC and 8-Lead TSSOP