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    • 3. 发明授权
    • Semiconductor device with supply voltage-lowering circuit
    • 具有电源降压电路的半导体器件
    • US5831421A
    • 1998-11-03
    • US837461
    • 1997-04-18
    • Takashi TairaKazuyoshi Muraoka
    • Takashi TairaKazuyoshi Muraoka
    • H01L27/04G05F1/46G11C5/14G11C11/401G11C11/407H01L21/822G05F3/16
    • G05F1/465
    • A semiconductor device includes an internal circuit and first and second supply voltage-lowering circuits in its semiconductor chip. The first supply voltage-lowering circuit steps down an external power supply potential of the semiconductor chip in response to a control signal, generates a first internal power supply potential, and supplies it to the internal circuit. The second supply voltage-lowering circuit steps down the external power supply potential of the semiconductor chip in response to the control signal, generates a second internal power supply potential of substantially the same level as that of the first internal power supply potential, and supplies it to the internal circuit. The first and second internal power supply potentials output from the first and second supply voltage-lowering circuits vary out of phase with each other to cancel out variations in first and second internal power supply potentials.
    • 半导体器件包括其半导体芯片中的内部电路和第一和第二电源降压电路。 第一电源降压电路响应于控制信号降低半导体芯片的外部电源电位,产生第一内部电源电位,并将其提供给内部电路。 第二电源降压电路响应于控制信号降低半导体芯片的外部电源电位,产生与第一内部电源电位基本相同的第二内部电源电位,并将其提供 到内部电路。 从第一和第二电源电压降低电路输出的第一和第二内部电源电位彼此不同相异,以抵消第一和第二内部电源电位的变化。
    • 4. 发明授权
    • Semiconductor device including internal circuit having both states of
active/precharge
    • 半导体器件包括具有两种状态的有源/预充电的内部电路
    • US5402010A
    • 1995-03-28
    • US56408
    • 1993-05-04
    • Kazuyoshi Muraoka
    • Kazuyoshi Muraoka
    • G11C11/401G11C7/20G11C7/22G11C11/409G11C11/34
    • G11C7/20G11C7/22
    • A semiconductor device has a plurality of internal circuits capable of having two conditions of an active state and a precharge state in the internal circuits. The device comprises signal generation element for generating a first signal which causes said internal circuits to be initialized until satisfying a predetermined condition from a time when the power is supplied; and state set element which is connected to an external apparatus through an interface which is supplied an external state signal, and for setting a precharge state of the internal circuits by outputting an internal state signal corresponding to the external state signal in response to a supply of the first signal from the signal generation element.
    • 半导体器件具有能够在内部电路中具有两种状态的激活状态和预充电状态的多个内部电路。 该装置包括用于产生第一信号的信号产生元件,该第一信号使得所述内部电路被初始化,直到从供电时起满足预定条件; 以及状态设定元件,其通过提供外部状态信号的接口连接到外部设备,并且用于通过输出与外部状态信号相对应的内部状态信号来设置内部电路的预充电状态, 来自信号发生元件的第一信号。