Semiconductor integrated circuit device having electrostatic discharge protection circuit
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United States of America Patent
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Aug 20, 2019
Grant Date -
Jan 25, 2018
app pub date -
Jun 5, 2017
filing date -
Jul 19, 2016
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Abstract
A semiconductor integrated circuit device may include a first electrostatic discharge (ESD) protecting circuit and a second ESD protecting circuit. The first ESD protecting circuit may include at least one resistance changeable device connected between a power voltage line and a data pad to discharge an electrostatic. The second ESD protecting circuit may include at least one resistance changeable device connected between the first ESD protecting circuit and a ground voltage line.
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