DS18b20

DS18B20 1-Wire Digital Temperature Sensor

The DS18B20 is an industry-renowned digital thermometer providing 9-bit to 12-bit Celsius temperature measurements. Communicating over a unique 1-Wire bus, it requires only a single data line for communication with a central microprocessor, allowing multiple sensors to be daisy-chained effortlessly across long distances.

• Temperature Range: -55°C to +125°C
• Accuracy: ±0.5°C (from -10°C to +85°C)
• Protocol: Dallas 1-Wire (Requires unique 64-bit ROM code addressing)
• Common Use Case: Multi-point HVAC monitoring, industrial liquid temperature logging, and soil temperature sensing.