Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 26, 2011
Patent Application Number
12327294
Date Filed
December 3, 2008
Patent Primary Examiner
Patent abstract
A termination resistance circuit includes a control signal generator for generating a control signal whose logical value changes when a calibration code has a predetermined value, a plurality of parallel resistors which are respectively turned on/off in response to the calibration code, and a resistance value changing unit for changing the total resistance value of the termination resistance circuit in response to the control signal.
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