Semiconductor device having an ESD protection circuit
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United States of America Patent
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Mar 13, 2012
Grant Date -
Feb 24, 2011
app pub date -
Oct 29, 2010
filing date -
Mar 19, 2007
priority date (Note) -
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Abstract
A semiconductor integrated circuit, includes an operational amplifier including a first input terminal, a second input terminal, and an output terminal, a first transistor which has a source-drain route connected between an external terminal and a first voltage, and a gate terminal connected to the output terminal of the operational amplifier; and a second transistor which has a source-drain route connected between the first input terminal of the operational amplifier and the first voltage, and a gate terminal connected to the output terminal of the operational amplifier.
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