The Microchip Technology MCP9808 is a high-precision digital temperature sensor that offers simple I2C control. It has the capacity to connect up to 8 sensors on a single I2C bus with adjustable address pins. The MCP9808 delivers a typical precision of 0.25 °C over a temperature range of -40 °C to 125 °C, and a guaranteed maximum precision of 0.5 °C from -20 °C to 100 °C. Its resolution is 0.0625 °C. The sensor operates within a power and logic voltage range of 2.7V to 5.5V, and has a typical operating current of 200 μA.
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