A semiconductor memory device operated under control of a controller. The semiconductor memory device including a control logic and a data input/output circuit. The control logic configured to store logic data and generate a plurality of pieces of circular data based on the logic data in response to an output command of the logic data that is received from the controller. The data input/output circuit configured to select circular data corresponding to a set warm-up cycle among the plurality of pieces of circular data and output the selected circular data to the controller.