The invention relates to a motor driving testing device with a microsecond-grade real-time control data monitoring function. The device comprises a data processor, a controller, a driver, double PWM topological units and a control center, wherein the data processor, the controller, the driver and the double PWM topological units are sequentially connected in series, and the controller is further connected with the control center; the data processor and the two PWM topological units are connected with a motor to be tested; the data processor comprises a sampling module and a first operation amplification module; the sampling module is connected with the first operation amplification module; the controller comprises a second operation amplification module, a A\D conversion module, a DSP module; and the second operation amplification module, the A\D conversion module and the DSP module are sequentially connected in series. According to the device, the transmission of the control data of the microsecond-grade speed can be realized, and the control center can collect and monitor the control data in real time at the speed of the microsecond-grade.