Itegratedcircui
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iedcircuit Eleiccircuitsonchipsfabricatedwithphotolithography IedcircuitEnglish:iedcircuit,abbreviatedasIC;German:integrierterSchaltkreis,ormicrocircuitmicrocircuit,microchipmicrochip,chipchip,ironicsisacircuitmainlyincludingsemiductorsdevices,includingpassivepos,etc.aretratedonthesurfaceofasemiductorwaferinaminiaturizedway. onlyusedtranstionsof"iedcircuit" Iedciricrochip.jpg IedcircuitofIntel486DX2processoruronmicroscope Theaforementioegratedcircuitinwhichthecircuitisfabricatedonthesurfaceofasemiductorwaferisalsocalledathin-filmiedcircuit.Aypeofthick-filmthick-filmiedcircuithybridiedcircuitistheiionofseparatesemiductordevidpassiveposintoAminiaturizedcircuitposedofasubstrateorcircuitboard. Fieldeffectpictureofcarbonnanotubemiputerchipuronmicroscope Basedonthenumberofmicroeleiposiedonawafer,iedcircuitsbedividedintothefollowingcategories: SmalliedcircuitSSIEnglishfullnameSmallScaleIionhaslessthan10logicgatesorlessthan100transistors. MediumScaleIedCircuitMSIEnglishfullnameMediumScaleIionhas11~100logicgatesor101~1ktransistors. LargescaleiedcircuitLSIEnglishfullnameisLargeScaleIion101~1klogicgatesor1,001~10ktransistors. VeryrgescaleiedcircuitVLSIEnglishfullnameisVeryrgescaleiion1,001~10klogicgatesor10,001~100ktransistors. VeryrgeiedcircuitULSIEnglishfullraLargeScaleIionhas10,001~1Mlogicgatesor100,001~10Mtransistors. GSIEnglishfullnameGigaScaleIionhasmorethan1,000,001logicgatesormorethan10,000,001transistors. Andacctodifferentprocessingsignals,itbedividedintoanalogiedcircuits,digitaliedcircuits,andmixed-signaliedcircuitsthatbihanaloganddigital.