Semiconductor memory device storing memory characteristic information, memory module and memory system having the same and operating method thereof
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Disclosed are a semiconductor memory device storing memory attribute information, a memory module and a memory system including the semiconductor memory device, and an operation method of the semiconductor memory device. The semiconductor memory device according to an embodiment of the present invention includes: a cell array including multiple areas; a command decoder generating internal commands by decoding commands; and an information storage unit which stores attribute information of at least a partial area in the multiple areas. The attribute information of the areas corresponding to a first row address is provided to outside when a first command and the first row address following the first command are received.