This paper describes the characteristics and merits of the newest 6-ch annel, 16 bit accuracy analog to digital converter chip ADS8364 produced by TI, and puts forward the various technical parameter requirements of the multi-chann el data acquisition card when in-phase synchronization is required in the multi- channel data acquisition process. A design solution for the ADS8364 chip based m ulti-channel data acquisition system is given together with its system architect ure and principle framework. The desi...