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Voltage on Any Pin Relative to Ground -0.5V to +6.0V Operating Temperature -55°C to +125°C Storage Temperature -55°C to +125°C Soldering Temperature See J-STD-020A specification
* This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability.
DS18B20 Features
±0.5°C accuracy from -10°C to +85°C
Measures temperatures from -55°C to +125°C (-67°F to +257°F)
9- to 12-bit user-configurable resolution
1-Wire interface requires only one port pin for communication
Has a 64-bit unique and unchangeable electronic serial number
Multi-drop capability for simplified distributed temperature sensing
Alarm function with user-defined nonvolatile alarm settings
Converts temperature to 12-bit digital word in 750ms (max.)
No external components required to sense temperature
3.0V to 5.5V supply range
Optional "parasite-power" operation (power derived directly from 1-Wire bus)
8-pin µMAX/µSOP (DS18B20U), 3-pin TO-92 (DS18B20), and 150mil 8-pin SO (DS18B20Z) packages