发明名称 |
POWER SUPPLY VOLTAGE MONITORS |
摘要 |
The single chip microcontroller unit includes a processing unit having normal power mode of operation and a low power mode of operation. Analog circuitry and digital circuitry are connected to the processing unit. Monitoring circuitry determines if a chip supply voltage level exceeds a threshold level necessary to maintain operation of the digital circuitry.
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申请公布号 |
US2009085619(A1) |
申请公布日期 |
2009.04.02 |
申请号 |
US20070967389 |
申请日期 |
2007.12.31 |
申请人 |
SILICON LABORATORIES INC. |
发明人 |
WESTWICK ALAN L.;WEI DAZHI;GUO XIAOLING;LIU JIA-HAU |
分类号 |
H03L7/00 |
主分类号 |
H03L7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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