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    • 24. 发明申请
    • SEMICONDUCTOR MEMORY DEVICE AND METHOD OF CONTROLLING SENSE AMPLIFIER OF SEMICONDUCTOR MEMORY DEVICE
    • 半导体存储器件的控制和半导体存储器件的感测放大器的方法
    • US20100067317A1
    • 2010-03-18
    • US12552615
    • 2009-09-02
    • Sang-Hoon JungJae-Youn YounYoung-Sun Min
    • Sang-Hoon JungJae-Youn YounYoung-Sun Min
    • G11C7/06G11C7/00
    • G11C7/08G11C7/065G11C11/406G11C11/40615G11C11/4091G11C2211/4065
    • A semiconductor memory device includes at least one sense amplifier, a controller and a sense amplifier driver. The sense amplifier includes a PMOS sense amplifier and an NMOS sense amplifier configured to be respectively activated in response to a first supply voltage and a second supply voltage, and to sense and amplify a voltage difference between a corresponding bit line pair. The controller is configured to set an operating mode in response to an external command, to control activation timing of a PMOS drive activation signal and an NMOS drive activation signal according to the set operating mode, and to output the PMOS drive activation signal and the NMOS drive activation signal. The sense amplifier driver is configured to apply the first and second supply voltages to the PMOS and NMOS sense amplifiers, respectively, in response to the PMOS drive activation signal and the NMOS drive activation signal.
    • 半导体存储器件包括至少一个读出放大器,控制器和读出放大器驱动器。 读出放大器包括PMOS读出放大器和NMOS读出放大器,其配置为分别响应于第一电源电压和第二电源电压被激活,并且检测和放大对应位线对之间的电压差。 控制器被配置为响应于外部命令来设置操作模式,以根据设定的操作模式控制PMOS驱动激活信号的激活定时和NMOS驱动激活信号,并且输出PMOS驱动激活信号和NMOS 驱动启动信号。 读出放大器驱动器被配置为分别响应于PMOS驱动激活信号和NMOS驱动器激活信号将第一和第二电源电压施加到PMOS和NMOS读出放大器。