| 摘要 |
PROBLEM TO BE SOLVED: To provide an integrated circuit device, an ultrasonic measurement device and the like enabling efficient transmission and the like of an ultrasonic transmission signal to an ultrasonic transducer device.SOLUTION: An integrated circuit device 110 includes: transmission circuits TX1 to TX64 for outputting a transmission signal to channels CH1 to CH64 of an ultrasonic transducer device 100 having a plurality of ultrasonic transducer elements; and a switching circuit 120 for performing a switch operation. The switching circuit 120 is provided between output nodes NQ1 to NQ64 of the transmission circuits TX1 to TX64 and a receiving circuit 150, and during a transmission period, it performs an operation to stop the signal transmission from the transmission circuits TX1 to TX64 to the receiving circuit 150 of the transmission signal, and during a receiving period, it performs a switch operation to output a received signal from a channel selected out of the channels CH1 to CH64 to the receiving circuit 150. |
