Semiconductor memory device, layout method of semiconductor memory device, operation method of semiconductor memory device and circuit arrangement pattern of semiconductor memory device

摘要

An object of the present invention is to provide a semiconductor memory device which is suitable for the advancement of functions and the large scale of the storage capacity.;A semiconductor chip 1 divided into nine equally sized regions B1 to B9 of 3x3, a main control block 10 disposed in at least one central region B9 of the nine regions, and the main control block. And a memory block 20 including a memory cell array, a data input / output circuit, and a memory control circuit, each of which is controlled and disposed in each of the eight regions B1-B8 around the periphery of the nine regions.