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Product Specifications
DS18B20 is a probe-type waterproof temperature sensor gives 9 to 12-bit Celsius temperature measurement and has an alarm function with non-volatile. The user can program upper and lower trigger points. It has a 1-Wire bus to communicate with the sensor. This sensor has a unique 64-bit serial code because of that multiple sensors can function at the same time on the 1-Wire bus and with one microprocessor.
It has an additional feature to drive power directly from data lines it eliminates the external power supply requirement.
Specification
Input voltage: 3V to 5V
Temperature range: -55�C to+125�C
Wire or cable dimensions: 91cm and 4mm diameter
<li>Stainless steel tube dimensions: 30mm long and 6mm diameter
Accuracy: �0.5�C
Output resolution: 9-bit to 12-bit depends on the programming
Conversion time: 750ms @12-bit
64-bit address enables multiplexing
Pin Description
Red: VCC
Yellow: data
Black: GND
Application
Measuring temperatures in the hard environment
To measure the temperature of a liquid
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