第46卷第3期2023年6月电子器件ChineseJournalofElectronDevicesVol.46No.3June2023项目来源:模拟集成电路重点实验室基金项目(61428020304);国家自然科学基金项目(61106029,61701228);航空科学基金(20180852005)收稿日期:2021-11-29修改日期:2021-02-23CircuitDesignfor10GbpsTransmitterCircuitwithPre⁃Emphasis∗WANGLei,LIUTao,CHENXin∗,ZHANGYing(CollegeofElectronicInformationEngineering,NanjingUniversityofAeronauticsandAstronautics,NanjingJiangsu211106,China)Abstract:Inviewofthesignalintegrityproblemof10Gbpshigh⁃speedSerDessender,thedesignofkeymodulesisoptimized,includinghigh⁃speedserializers,feed⁃forwardequalizercircuits(FFE),currentdigitalconverter(IDAC)controlcircuits,etc.Inordertoreducetherequirementofclockperformance,thetraditionalcurrentmodelogic(CML)serializerisimproved.Byadjustingtheclockdutycycle,aquarter⁃rateserializerisdesigned,andthecontrolinputisreplacedinturn.TheequalphasedifferenceclockofthedatacanobtainthemultipledelaydatarequiredbytheFFE.Inordertobalancetheattenuationonthesignalfrequencycausedbyvariousnon⁃idealchannelfactors,thethree⁃tapfeed⁃f...