The invention provides a hybrid modeling simulation method for a storage interface circuit based on a memory access code type, and relates to the technical field of simulation analysis, and the methodcomprises the following steps: S1, building a memory access signal channel model comprising a data group signal and an address group signal; S2, analyzing and defining a phase relationship between the data group signal and the address group signal; S3, respectively adding proper excitation sources to the data set signal and the address set signal; S4, performing comparative analysis to obtain keyfactors causing Worst Case waveforms; and S5, solving the key influence factors through forward design, and repeatedly executing the steps S1 to S4. The hybrid modeling simulation method for the storage interface circuit based on the access code pattern is beneficial to optimizing the design of an access channel of a storage system, is beneficial to optimizing DDR interface circuit parameter combinations, can effectively avoid design risks at the initial stage of design, and is beneficial to actual storage control fault positioning at the operation stage.