PCF8563TS/4,118

The PCF8563TS/4,118 is a CMOS Real-Time Clock or Calendar optimized for low power consumption. A programmable clock output, interrupt output and voltage-low detector are also provided. All addresses and data are transferred serially via a two-line bi-directional I²C-bus. Maximum bus speed is 400kbps. The register address is incremented automatically after each written or read data byte.

• Programmable clock output for peripheral devices
• Alarm and timer functions
• Integrated oscillator capacitor
• Internal power-on reset
• Open-drain interrupt pin