The ISL12025 device is a low power real-time clock with timing and crystal compensation, clock/calender, 64-bit unique ID, power-fail indicator, two periodic or polled alarms, intelligent battery backup switching, CPU Supervisor and integrated 512x8-bit EEPROM, in a 16 Bytes per page format.

Features

• Real-Time Clock/Calendar

- Tracks Time in Hours, Minutes and Seconds

- Day of the Week, Day, Month and Year

• 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

• 512x8-Bits of EEPROM

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

- 8 Modes of Block Lock™ 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

• Package Options

- 8 Ld SOIC and 8 Ld TSSOP Packages

• Pb-Free (RoHS Compliant)

Applications

• Utility Meters

• Audio/Video Components

• Modems

• Network Routers, Hubs, Switches, Bridges

• Cellular Infrastructure Equipment

• Fixed Broadband Wireless Equipment

• Pagers/PDA

• POS Equipment

• Test Meters/Fixtures

• Office Automation (Copiers, Fax)

• Home Appliances

• Computer Products

• Other Industrial/Medical/Automotive