描述 Description

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.

特性 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
? 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 Bus?
- 400kHz Data Transfer Rate
? 800nA Battery Supply Current
? Package Options
- 8 Ld SOIC and 8 Ld TSSOP Packages
- Pin-Compatible with the ISL12026
? Pb-Free (RoHS Compliant)