| 摘要 |
PROBLEM TO BE SOLVED: To provide an AD conversion circuit that suppresses an increase in physical size and an increase in manufacturing cost.SOLUTION: In the AD conversion circuit having a multiplexer (10) for outputting one input signal selected from among a plurality of input signals and a sampling capacitor (40) for electrically storing the signal output from the multiplexer, the multiplexer has an input terminal group (12) connected with signal lines of the same potential, and sequentially selects a plurality of input terminals (11) constituting the input terminal group. |
