发明授权
US08254193B2 Semiconductor memory device 有权
半导体存储器件

Semiconductor memory device
摘要:
There is provided a semiconductor memory device including: plural memory cells; a selection signal outputting section; a first precharging section that precharges a potential of a data line that outputs, to an exterior, a signal of a level corresponding to data stored in the memory cell; and a bit line selecting section that has, per bit line, a bit line selecting section that comprises (1) a second precharging section, (2) a potential lowering section, and (3) a third precharging section connected to the bit line selection line and the bit line between the second precharging section and a connection point at which the potential lowering section is connected to the bit line, and when the non-selection signal is inputted, the third precharging section precharges the bit line between the second precharging section and the connection point at which the potential lowering section is connected to the bit line.
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