| 摘要 |
PROBLEM TO BE SOLVED: To provide a semiconductor memory device storing memory characteristic information, a memory module and a memory system having the same, and an operating method thereof.SOLUTION: A semiconductor memory device includes a cell array including a plurality of regions accessed by first addresses, the plurality of regions including at least two groups having respectively different memory characteristics. The device further includes a nonvolatile array for nonvolatile storage of group information indicative of which of the at least two groups each of the plurality of regions belongs. |
