The LM94021 is a precision analog output CMOS integrated-circuit temperature sensor that operates at a supply voltage as low as 1.5V.
50˚C to +150˚C, the LM94021 delivers an output voltage that is inversely porportional to measured temperat
Key Features
n Low 1.5V operation n Four selectable gains n Very accurate over wide temperature range of.
50˚C to +150˚C n Low quiescent current n Output is short-circuit protected n Extremely small SC70 package n Footprint compatible with the industry-standard LM20 temperature sensor
Key Specifications
j Supply Voltage j Supply Current j Temperature
1.5V to 5.5V 9 µA (typ) 20˚C to 40˚C -50˚C to 70˚C -50˚C to 90˚C -50˚C to 150˚C
Accuracy.
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February 2005 www.DataSheet4U.com LM94021 Multi-Gain Analog Temperature Sensor LM94021 Multi-Gain Analog Temperature Sensor General Description The LM94021 is a precision...
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alog Temperature Sensor General Description The LM94021 is a precision analog output CMOS integrated-circuit temperature sensor that operates at a supply voltage as low as 1.5V. While operating over the wide temperature range of −50˚C to +150˚C, the LM94021 delivers an output voltage that is inversely porportional to measured temperature. The LM94021’s low supply current makes it ideal for battery-powered systems as well as general temperature sensing applications. Two logic inputs, Gain Select 1 (GS1) and Gain Select 0 (GS0), select the gain of the temperature-to-voltage output transfer function. Four slopes are selectabl