Mills & Onello LLP
Semiconductor memory device and method for writing and reading data
A semiconductor memory device and a method for writing and reading data to and from the same comprises a memory cell array including a plurality of memory cells connected between a plurality of word lines and a plurality of bit line pairs, a predetermined number of write line pairs, a predetermined number of read line pairs, a plurality of write column selection gates for transmitting data between the plurality of bit line pairs and the predetermined number of write line pair during a write operation, and a plurality of read column selection gates for transmitting data between the plurality of bit line pairs and the predetermined number of read line pairs during a read operation. Accordingly, it is possible to input and output data simultaneously through data input pads and data output pads.
Samsung Electronics Co., Ltd.
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Yun-Sang Jung-Bae Jung-Hwan
Lee Lee Choi