DS1921L-F5X Datasheet Maxim Integrated

Features and Benefits

 Digital thermometer measures temperature in 0.5°C increments (accuracy ±1.0°C)
 Built-in real-time clock (RTC) and timer has accuracy of ±2 minutes per month from 0°C to 45°C
 Automatically wakes up and measures tem- perature at user-programmable intervals from 1 to 255 minutes
 Logs up to 204.