| 摘要 |
A memory device and method for arranging signal and power lines includes a plurality of sub-memory cell arrays having a plurality of memory cells, a plurality of sense amplifiers to sense and amplify data from the plurality of memory cells, a plurality of power lines to provide power to the sense amplifiers, where at least one of the power lines is disposed over a first set of the sense amplifiers and the sub-memory cell arrays, and at least another one of the power lines is disposed over second set of the sense amplifiers and the sub-memory cell arrays.
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