The ISL12024 device is a micro-power real-time clock with embedded 64-bit unique ID, timing and crystal compensation, clock/calender, power-fail indicator, two periodic or polled alarms, intelligent battery backup switching, and integrated 512x8-bit EEPROM configured in 16 Bytes per page.
Features
• Real-Time Clock/Calendar
\- Tracks Time in Hours, Minutes, and Seconds
\- Day of the Week, Day, Month and Year
\- 3 Selectable Frequency Outputs
• 64-bit Unique ID
• Two Non-Volatile Alarms
\- Settable on the Second, Minute, Hour, Day of the Week,Day or Month
\- Repeat Mode (Periodic Interrupts)
• Automatic Backup to Battery or Super Cap
• On-Chip Oscillator Compensation
\- Internal Feedback Resistor and Compensation Capacitors
\- 64 Position Digitally Controlled Trim Capacitor
\- 6 Digital Frequency Adjustment Settings to ±30ppm