| 摘要 |
A semiconductor memory device related to an embodiment of the present invention includes a memory cell array including a plurality of memory cells, a first interface part having a predetermined number of pins, a second interface part having a smaller number of the pins than the first interface part, a data pattern latch part which stores an externally input data pattern, a comparison part which compares the data pattern input or preliminarily set from the data pattern latch part with data which is read from the memory cell array, and a comparison result output part arranged in the second interface part, and which outputs a comparison result of the comparison part.
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