Data input-output circuit in a semiconductor memory device and method of inputting data using the same and method of outputting data using the same

摘要

The present invention is a data output control circuit of a semiconductor memory device and relates to data input and output method using the same , in sequence to the data input control unit for output to the register for receiving the input data that is input , a column and a clock control unit for outputting a control signal according to the fail information , comprises a plurality of register groups corresponding to the number of memory columns , in the control signal each register unit for storing said input data in response , and starts the data input and output method using the semiconductor memory device of the data input control circuit that receives and transmits this output data comprises a data output control unit for outputting to the output pad stored in the register The .