标签: 硬件设计技术

嵌入式硬件设计参考系列之DSP硬件设计技术.pdfHARDWAREDESIGNTECHNIQUESSECTION10HARDWAREDESIGNTECHNIQUESILowVoltageInterfacesIGroundinginMixedSignalSystemsIDigitalIsolationTechniquesIPowerSupplyNoiseReductionandFilteringIDealingwithHighSpeedLogic10.aHARDWAREDESIGNTECHNIQUES10.bHARDWAREDESIGNTECHNIQUESSECTION10HARDWAREDESIGNTECHNIQUESWaltKesterLOWVOLTAGEINTERFACESEthanBordeaux,JohannesHorvath,WaltKesterForthepast30years,thestandardVDDfordigitalcircuitshasbeen5V.Thisvoltagelevelwasusedbecausebipolartransistortechnologyrequired5Vtoallowheadroomforproperoperation.However,in……