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Method and apparatus for controlling a charge pump

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专利名称:Method and apparatus for controlling a

charge pump for rapid initialization

发明人:Jeff Evertt,Jahanshir J. Javanifard,Mase Taub申请号:US08/768297申请日:19961217公开号:US05880622A公开日:19990309

摘要:A method and apparatus for controlling a charge pump. A detection circuit isused to assert a detect signal when a power supply voltage exceeds a first thresholdvoltage and deassert the detect signal in response to a trigger. The detect signal is usedto force a charge pump to operate in a mode that drives the capacitive node at its outputto the target voltage with reduced latency. This is particularly useful for a device whichmay operate the charge pump in a reduced power mode which is designed to maintainthe node voltage at reduced power rather than drive it to the degree necessary forreduced latency during power up.

申请人:INTEL CORPORATION

代理机构:Blakey, Sokoloff, Taylor & Zafman LLP

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