ISL12026 Datasheet PDF – Real Time Clock / Calendar

Part Number: ISL12026

Function: Real Time Clock / Calendar with I2C Bus and EEPROM

Package: SOIC 8 Pin Type

Manufacturer: Intersil


ISL12026 datasheet



The ISL12026 and the ISL12026A devices are micro power real time clocks with timing and crystal compensation, clock/calender, power-fail indicator, two periodic or polled alarms, intelligent battery backup switching, and integrated 512×8-bit EEPROM configured in 16 Bytes per page.


• Real Time Clock/Calendar

– Tracks Time in Hours, Minutes and Seconds

– Day of the Week, Day, Month and Year

– 3 Selectable Frequency Outputs

• 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 SuperCap

• On-Chip Oscillator Compensation

– Internal Feedback Resistor and Compensation


– 64 Position Digitally Controlled Trim Capacitor

– 6 Digital Frequency Adjustment Settings to ±30ppm



• Utility Meters

• HVAC Equipment

• Audio/Video Components

• Set-Top Box/Television

• Modems

• Network Routers, Hubs, Switches, Bridges

• Cellular Infrastructure Equipment

• Fixed Broadband Wireless Equipment

Other data sheets are available within the file: ISL12026IBZ


ISL12026 Datasheet PDF Download

ISL12026 pdf