View max6613 datasheet:

19-2477; Rev 0; 5/02 Low-Voltage Analog Temperature Sensor in an SC70 Package General Description Features The MAX6613 is a low-power analog precision analog Supply Voltage from 1.8V to 5.5V output temperature sensor in a tiny 5-pin SC70 pack- 1.3°C Accuracy age. The MAX6613 operates over a supply voltage range of 1.8V to 5.5V, with a typical current consump- Low Supply Consumption, 7.5µA (typ) tion of only 7.5µA. It is particularly well suited for Temperature Range -55°C to +130°C portable applications where minimizing battery cost and maximizing useful battery life are crucial. SC70 Package The MAX6613 provides an analog voltage output pro- Pin Compatible to LM20 portional to temperature. Accuracy is ±1.3°C (max) over a range of TA = 0°C to +50°C and ±2.0°C (max)