Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 8, 2011
Patent Application Number
12434404
Date Filed
May 1, 2009
Patent Primary Examiner
Patent abstract
A semiconductor integrated circuit includes a core circuit, a power supply switch situated on a path providing a current to the core circuit and configured to control a state of current supply to the core circuit in response to a control signal applied to a control node, a clamp circuit configured to clamp a voltage of the control signal, and a switching circuit configured to control whether to enable or disable a clamp operation of the clamp circuit.
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