Multiplex analog-to-digital conversion device
An analog-to-digital conversion and analog-to-digital converter technology, applied in the direction of analog-to-digital conversion, analog-to-digital converter, code conversion, etc., can solve the problems of mismatch, large area and power consumption, and reduce circuit power consumption, Small area and power consumption, the effect of reducing the circuit area
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[0018] The principles and features of the present invention will be described below with reference to the accompanying drawings. The examples are only used to explain the present invention, but not to limit the scope of the present invention.
[0019] like figure 1 As shown, the multiplexed analog-to-digital conversion device of the present invention includes a first sample-and-hold circuit 1, a second sample-and-hold circuit 2, a multiplexer 3 and an analog-to-digital converter 4, wherein the first sample-and-hold circuit 1 and the second sample-and-hold circuit 1 and the second sample and hold circuit The circuits 2 are respectively electrically connected to the multiplex switches 3 , and the multiplex switches 3 are electrically connected to the analog-to-digital converter 4 .
[0020] The first sample and hold circuit 1 and the second sample and hold circuit 2 respectively receive the I signal and the Q signal in the I / Q signal, the I signal becomes the IOUT+- signal throu...
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