Features: _x000D_ The ADC is a precision analog-to-digital converter (ADC). _x000D_ The is a chip which can provide 16-bit sampling precision, using an ultra-small, an MSOP-10 package. _x000D_ Power supply 3.3V, analog input voltage VDD, GND programmable data speed rate 8sps to 860sps. _x000D_ Internal PGA supports sampling precision 16-bit, I2C port through pin select addresses channels quantity. _x000D_ 4 single-ended or 2 differential inputs, programmable comparator 2/3~16. _x000D_ Internal NPT support data through I2C compatible series port to transmit, there are 4 channel I2C address that can be choose, working power supply only need 3.3V; _x000D_ Its main function is detecting analog signal and convert it to digital signal. _x000D_ You can connect analog sensors, such as joystick, NTC, temperature, dust sensor, for Raspberry Pi through this converter, and read collected signal. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Compatibility: For Raspberry Pi 3/2/B+ _x000D_ Size: 6.5*3cm/2.5*1.1in _x000D_ Weight: 15g(approx.) _x000D_ _x000D_ _x000D_ Package Includes: _x000D_ 1 x ADC Module _x000D_ _x000D_ _x000D_ Note:_x000D_ Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.