max232 官方pdf芯片资料

GeneralDescriptionTheMAX220–MAX249familyoflinedrivers/receiversisintendedforallEIA/TIA-232EandV.28/V.24communica-tionsinterfaces,particularlyapplicationswhere±12Visnotavailable.Thesepartsareespeciallyusefulinbattery-poweredsys-tems,sincetheirlow-powershutdownmodereducespowerdissipationtolessthan5µW.TheMAX225,MAX233,MAX235,andMAX245/MAX246/MAX247usenoexternalcomponentsandarerecommendedforappli-cationswhereprintedcircuitboardspaceiscritical.________________________ApplicationsPortableComputersLow-PowerModemsInterfaceTranslationBattery-PoweredRS-232SystemsMultidropRS-232NetworksNext-GenerationDeviceFeatures♦♦ForLow-Voltage,IntegratedESDApplicationsMAX3222E/MAX3232E/MAX3237E/MAX3241E/MAX3246E:+3.0Vto+5.5V,Low-Power,Upto1Mbps,TrueRS-232TransceiversUsingFour0.1µFExternalCapacitors(MAX3246EAvailableinaUCSP™Package)♦♦ForLow-CostApplicationsMAX221E:±15kVESD-Protected,+5V,1µA,SingleRS-232TransceiverwithAutoShutdown™MAX220–MAX249+5V-Powered,MultichannelRS-232Drivers/Receivers________________________________________________________________MaximIntegratedProducts1SelectionTable19-4323;Rev16;7/10PARTMAX220CPE+MAX220CSE+MAX220CWE+0°Cto+70°C0°Cto+70°C0°Cto+70°CTEMPRANGEPIN-PACKAGE16PlasticDIP16NarrowSO16WideSOMAX220C/D0°Cto+70°CDice*MAX220EPE+MAX220ESE+MAX220EWE+-40°Cto+85°C-40°Cto+85°C-40°Cto+85°C16PlasticDIP16NarrowSO16WideSOMAX220EJE-40°Cto+85°C16CERDIPMAX220MJE-55°Cto+125°C16CERDIPPowerNo.ofNominalSHDNRxPartSupplyRS-232No.ofCap.Value&Three-ActiveinDataRateNumber(V)Drivers/RxExt.Caps(µF)StateSHDN(kbps)FeaturesMAX220+52/240.047/0.33No—120Ultra-low-power,industry-standardpinoutMAX222+52/240.1Yes—200Low-powershutdownMAX223(MAX213)+54/541.0(0.1)Yes✔120MAX241andreceiversactiveinshutdownMAX225+55/50—Yes✔120AvailableinSOMAX230(MAX200)+55/041.0(0.1)Yes—1205driverswithshutdownMAX231(MAX201)+5and2/221.0(0.1)No—120Standard+5/+12Vorbatterysupplies;+7.5to+13.2samefunctionsasMAX232MAX232(MAX202)+52/241.0(0.1)No—120(64)IndustrystandardMAX232A+52/240.1No—200Higherslewrate,smallcapsMAX233(MAX203)+52/20—No—120NoexternalcapsMAX233A+52/20—No—200Noexternalcaps,highslewrateMAX234(MAX204)+54/041.0(0.1)No—120Replaces1488MAX235(MAX205)+55/50—Yes—120NoexternalcapsMAX236(MAX206)+54/341.0(0.1)Yes—120Shutdown,threestateMAX237(MAX207)+55/341.0(0.1)No—120ComplementsIBMPCserialportMAX238(MAX208)+54/441.0(0.1)No—120Replaces1488and1489MAX239(MAX209)+5and3/521.0(0.1)No—120Standard+5/+12Vorbatterysupplies;+7.5to+13.2single-packagesolutionforIBMPCserialportMAX240+55/541.0Yes—120DIPorflatpackpackageMAX241(MAX211)+54/541.0(0.1)Yes—120CompleteIBMPCserialportMAX242+52/240.1Yes✔200SeparateshutdownandenableMAX243+52/240.1No—200Open-linedetectionsimplifiescablingMAX244+58/1041.0No—120HighslewrateMAX245+58/100—Yes✔120Highslewrate,int.caps,twoshutdownmodesMAX246+58/100—Yes✔120Highslewrate,int.caps,threeshutdownmodesMAX247+58/90—Yes✔120Highslewrate,int.caps,nineoperatingmodesMAX248+58/841.0Yes✔120Highslewrate,selectivehalf-chipenablesMAX249+56/1041.0Yes✔120AvailableinquadflatpackpackageForpricing,delivery,andorderinginformation,pleasecontactMaximDirectat1-888-629-4642,orvisitMaxim’swebsiteat(Pb)-free/RoHS-compliantpackage.*Contactfactoryfordicespecifications.OrderingInformationcontinuedatendofdatasheet.AutoShutdownandUCSParetrademarksofMaximIntegratedProducts,Inc.MAX220–MAX249+5V-Powered,MultichannelRS-232Drivers/Receivers2_______________________________________________________________________________________ABSOLUTEMAXIMUMRATINGS—MAX220/222/232A/233A/242/243ELECTRICALCHARACTERISTICS—MAX220/222/232A/233A/242/243(VCC=+5V±10%,C1–C4=0.1µF‚MAX220,C1=0.047µF,C2–C4=0.33µF,TA=TMINtoTMAX‚unlessotherwisenoted.)(Note3)Note1:FortheMAX220,V+andV-canhaveamaximummagnitudeof7V,buttheirabsolutedifferencecannotexceed13V.Note2:InputvoltagemeasuredwithTOUTinhigh-impedancestate,VSHDNorVCC=0V.Stressesbeyondthoselistedunder“AbsoluteMaximumRatings”maycausepermanentdamagetothedevice.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedintheoperationalsectionsofthespecificationsisnotimplied.Exposuretoabsolutemaximumratingconditionsforextendedperiodsmayaffectdevicereliability.(VoltagesreferencedtoGND.)VCC...........................................................................-0.3Vto+6VV+(Note1)..................................................(VCC-0.3V)to+14VV-(Note1)..............................................................+0.3Vto-14VInputVoltagesTIN.............................................................-0.3Vto(VCC-0.3V)RIN(ExceptMAX220)........................................................±30VRIN(MAX220)....................................................................±25VTOUT(ExceptMAX220)(Note2)......................................±15VTOUT(MAX220)..............................................................±13.2VOutputVoltagesTOUT..................................................................................±15VROUT...................................................