STACKED SEMICONDUCTOR MEMORY DEVICE

摘要

PROBLEM TO BE SOLVED: To reduce development costs of many kinds of memory devices. SOLUTION: This memory device has a memory cell array chip provided with a memory cell array, an interface chip which is stacked on the memory cell array chip and provided with a memory constitution switching circuit for changing an input and output bit constitution of the memory cell array, and a plurality of inter-chip wires for connecting the memory cell array chip and the interface chip. COPYRIGHT: (C)2006,JPO&NCIPI