Description: MAX6675 Thermocouple Temperature Sensor its temperature resolution capability is 0. 25 Degree cold junction compensation range - 20 ~ + 80 Degree wide operating voltage range 3. 0 ~ 5. 5V Operating voltage: 3. 0 ~ 5. 5V Internal integrated cold junction compensation circuit With a simple three serial interface Temperature signal can be converted into 12-bit digital Temperature resolution of: 0. 25 Degree Cold junction compensation range: - 20 ~ + 80 Degree Embedded thermocouple break detection circuitry Using SPI 3 wire communication type temperature probe Type temperature range 0-800 degrees