Itegratedcircui

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.