1 wire temperatursensor Dallas DS1820
Unique 1-Wire interface requires only one
port pin for communication
Multidrop capability simplifies distributed
temperature sensing applications
Requires no external components
Can be powered from data line.
Zero standby power required
Measures temperatures from -55°C to
+125°C.
±0.5°C accuracy from -10°C to +85°C
Converts 9-bit temperature to digital word in
200 ms (max.)
User-definable, nonvolatile temperature alarm
settings