Alibaba Group Holding Limited
DEVICE AND METHOD FOR LOW LATENCY MEMORY ACCESS

Abstract:

Embodiments of the disclosure provide memory devices and methods related to memory accessing. The memory device can include: a plurality of memory blocks, each comprising a plurality of memory cells; a word line communicatively coupled with the plurality of memory blocks and configured to activate memory cells associated with the word line in the plurality of memory blocks; a column selection line communicatively coupled with the plurality of memory blocks and configured to select a column of memory blocks among the plurality of memory blocks; a global data line communicatively coupled with the plurality of memory blocks and configured to transceive data with the selected column of memory blocks; a first switch disposed on a first position on the column selection line; and a second switch disposed on a second position on the global data line, wherein the first switch and the second switch are configured to segment at least one memory block of the plurality of memory blocks from other memory blocks of the plurality of memory blocks.