Patent ID: 6515937
Filing Date: 2003-02-04
Classification: G11C

Abstract:
A data transfer system comprising:a plurality of switch blocks arranged in a line parallel to column of switches, each comprising: a switch array each having a plurality of switches arranged in the form of a matrix; a row decoder provided at one of two sides of said switch array which extend at right angles to row of switches; a local DQ line provided to one side of switch array and extending parallel to the rows of switches; and a data line connected to switches of said switch array, for supplying data to said local DQ line; a global DQ line extending over said switch blocks, in parallel to the column of switches, and connected at one end to said local DQ line; a column decoder provided at one side of said switch blocks, for selecting the column of switches provided in said switch blocks; and a data input/output circuit provided at one side of said switch blocks and connected to the other end of said global DQ line, for receiving and outputting data.