LM35CAH Temperature Sensor by National Semiconductor. Package: TO-46 Features: Calibrated in Celsius, Resolution: ±0.5°C Accuracy : ±1/4°C at room temperature and ±3/4°C over a full -55 to 150°C temperature range. Download National Semiconductor LM35CAH .pdf datasheet: Status: NOS (New Old Stock) RoHS compliant: no this is not the NOPB veresion. *** contains MOS gates, so ESD precautions required during handling ***