ITEM NAME:LM75 LM75A Temperature Sensor I2C Interface Precision Development Board Module #s3gt_translate_tooltip_mini .LM75A is a high-speed I2C interface, temperature sensor, in the temperature range. and to achieve the accuracy of 0.125 Centigrade. MCU can be read directly via I2C. -55 ~ + 125 Centigrade The temperature was directly converted to digital signals.