发明名称 |
Serial audio output driver circuits and methods |
摘要 |
An output driver circuit including a transistor for pulling down an output terminal voltage and a charge pump for driving an input of the transistor to pull-down the output terminal voltage substantially to zero volts in response to a selected level of an input signal.
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申请公布号 |
US2006187103(A1) |
申请公布日期 |
2006.08.24 |
申请号 |
US20050060825 |
申请日期 |
2005.02.18 |
申请人 |
CIRRUS LOGIC, INC. |
发明人 |
WELSER JOSEPH J.;GABORIAU JOHANN G. |
分类号 |
H03M1/12 |
主分类号 |
H03M1/12 |
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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