CLRC663ContactlessreaderICRev.3.4—17July2012171134ProductdatasheetCOMPANYPUBLIC1.IntroductionThisdocumentdescribesthefunctionalityandelectricalspecificationsofthecontactlessreader/writerICCLRC663.2.GeneraldescriptionTheCLRC663isahighlyintegratedtransceiverICforcontactlesscommunication