AD7150 Datasheet - Analog Devices

AD7150 Capacitance Converter

The AD7150 delivers a complete signal processing solution for capacitive proximity sensors, featuring an ultralow power converter with fast response time. The AD7151 is a singlechannel, lower power alternative to the AD7150. The AD7150 uses Analog Devices, Inc., capacitance-to-digital converter (CDC.

AD7150 Features

* Ultralow power 2.7 V to 3.6 V, 100 μA Response time: 10 ms Adaptive environmental compensation 2 independent capacitance input channels Sensor capacitance (CSENS) 0 pF up to 13 pF Sensitivity to 1 fF EMC tested 2 modes of operation Standalone with fixed settings Interfaced to a microcontroller for u

AD7150_AnalogDevices.pdf