The ISL12024IRTCZ 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

• Default 32.768kHzOutput at IRQ/FOUT

(FO1 = 0, FO0 = 1)

• On-Chip Oscillator Compensation

- Internal Feedback Resistor and Compensation Capacitors

- 64 Position Digitally Controlled Trim Capacitor

- 6 Digital Frequency Adjustment Settings to ±30ppm

• 512x8-Bits of EEPROM

- 16-Bytes Page Write Mode (32 total pages)

- 8 Modes of BlockLock™ Protection

- Single Byte Write Capability

• High Reliability

- Data Retention: 50 years

- Endurance: 2,000,000 Cycles Per Byte

•I2C Interface

- 400kHz Data Transfer Rate

• 800nA Battery Supply Current

• Available in 8 Ld TDFN package

• Pb-Free (RoHS Compliant)