TRS3253E-EPwww.
ti.
comSLLSEF5–DECEMBER2013RS-232TRANSCEIVERWITHSPLITSUPPLYPINFORLOGICSIDECheckforSamples:TRS3253E-EP1FEATURESVLPinforCompatibilityWithMixed-VoltageSystemsDownto1.
8VonLogicSideEnhancedESDProtectiononRINInputsandDOUTOutputs–±8kVIEC61000-4-2Air-GapDischarge–±8kVIEC61000-4-2ContactDischarge–±15kVHuman-BodyModelLow300-μASupplyCurrentSpecified1000-kbpsDataRateAutoPowerdownPlusFeatureAPPLICATIONSHand-HeldEquipmentPDAsCellPhonesBattery-PoweredEquipmentDataCablesSUPPORTSDEFENSE,AEROSPACE,ANDMEDICALAPPLICATIONSControlledBaselineOneAssemblyandTestSiteOneFabricationSiteAvailableinMilitary(–55°Cto125°C)TemperatureRangeExtendedProductLifeCycleExtendedProduct-ChangeNotificationProductTraceabilityDESCRIPTIONTheTRS3253Eisathree-driverandfive-receiverRS-232interfacedevice,withsplitsupplypinsformixed-signaloperations.
AllRS-232inputsandoutputsareprotectedto±8kVusingtheIEC61000-4-2Air-GapDischargemethod,±8kVusingtheIEC61000-4-2ContactDischargemethod,and±15kVusingtheHuman-BodyModel.
Thechargepumprequiresonlyfoursmall0.
1-μFcapacitorsforoperationfroma3.
3-Vsupply.
TheTRS3253Eiscapableofrunningatdataratesupto1000kbps,whilemaintainingRS-232-compliantoutputlevels.
TheTRS3253EhasauniqueVLpinthatallowsoperationinmixed-logicvoltagesystems.
Bothdriverin(DIN)andreceiverout(ROUT)logiclevelsarepinprogrammablethroughtheVLpin.
Thiseliminatestheneedforadditionalvoltagelevelshifterwhileinterfacingwithlow-voltagemicrocontrollerorUARTs.
TheTRS3253Eisavailableinaspace-savingQFNpackage(4mm*4mmRSM).
1Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright2013,TexasInstrumentsIncorporatedProductsconformtospecificationsperthetermsoftheTexasInstrumentsstandardwarranty.
Productionprocessingdoesnotnecessarilyincludetestingofallparameters.
TRS3253E-EPSLLSEF5–DECEMBER2013www.
ti.
comDESCRIPTION(CONTINUED)Auto-powerdownpluscanbedisabledwhenFORCEONandFORCEOFFarehigh.
Withauto-powerdownplusenabled,thedeviceactivatesautomaticallywhenavalidsignalisappliedtoanyreceiverordriverinput.
INVALIDishigh(validdata)ifanyreceiverinputvoltageisgreaterthan2.
7Vorlessthan–2.
7V,orhasbeenbetween–0.
3Vand0.
3Vforlessthan30μs.
INVALIDislow(invaliddata)ifallreceiverinputvoltagesarebetween–0.
3Vand0.
3Vformorethan30μs.
RefertoFigure6forreceiverinputlevels.
ORDERINGINFORMATION(1)TJPACKAGEORDERABLEPARTNUMBERTOP-SIDEMARKINGVIDNUMBER–55°Cto125°CQFN-RSMTRS3253EMRSMREPRS53EPV62/13621-01XE(1)Forthemostcurrentpackageandorderinginformation,seethePackageOptionAddendumattheendofthisdocument,orseetheTIwebsiteatwww.
ti.
com.
FUNCTIONTABLESabcEachDriver(1)INPUTSOUTPUTDRIVERSTATUSTIMEELAPSEDSINCELASTDOUTDINFORCEONFORCEOFFRINORDINTRANSITIONXXLXZPoweredoffLHHXHNormaloperationwithauto-powerdownplusdisabledHHHXLLLH30sZPoweredoffbyauto-powerdownplusfeatureHLH>30sZ(1)H=highlevel,L=lowlevel,X=irrelevant,Z=highimpedanceEachReceiver(1)INPUTSOUTPUTSRECEIVERSTATUSTIMEELAPSEDSINCELASTRIN1–RIN5FORCEOFFROUT1-ROUT5RINORDINTRANSITIONXLXZPoweredoffLH3.
7V100μs|tPHL–tPLH|Driverskew(2)100nsVCC=3.
3V,Tj=25°C,Transition-regionRL=3kto7k,CL=150pFto1000pF15150V/μsslewrateMeasuredfrom3Vto–3Vor–3Vto3V(1)TypicalvaluesareatVCC=VL=3.
3V,TJ=25°C.
(2)Driverskewismeasuredatthedriverzerocrosspoint.
8SubmitDocumentationFeedbackCopyright2013,TexasInstrumentsIncorporatedProductFolderLinks:TRS3253E-EPTRS3253E-EPwww.
ti.
comSLLSEF5–DECEMBER2013AUTO-POWERDOWNSECTIONElectricalCharacteristicsoverrecommendedrangesofsupplyvoltageandjunctiontemperature(unlessotherwisenoted)(seeFigure7)PARAMETERTESTCONDITIONSMINMAXUNITReceiverinputthresholdFORCEON=GND,VIT+(valid)2.
7VforINVALIDhigh-leveloutputvoltageFORCEOFF=VLReceiverinputthresholdFORCEON=GND,VIT–(valid)–2.
7VforINVALIDhigh-leveloutputvoltageFORCEOFF=VLReceiverinputthresholdFORCEON=GND,VT(invalid)–0.
30.
3VforINVALIDlow-leveloutputvoltageFORCEOFF=VLIOH=-1mA,FORCEON=GND,VOHINVALIDhigh-leveloutputvoltageVL–0.
6VFORCEOFF=VLIOL=1.
6mA,FORCEON=GND,VOLINVALIDlow-leveloutputvoltage0.
4VFORCEOFF=VLSwitchingCharacteristicsoverrecommendedrangesofsupplyvoltageandjunctiontemperature(unlessotherwisenoted)(seeFigure7)PARAMETERMINTYP(1)MAXUNITtvalidPropagationdelaytime,low-tohigh-leveloutput0.
1μstinvalidPropagationdelaytime,high-tolow-leveloutput50μstenSupplyenabletime25μstdisReceiverordriveredgetoauto-powerdownplus30s(1)AlltypicalvaluesareatVCC=VL=3.
3VandTJ=25°C.
(1)Seedatasheetforabsolutemaximumandminimumrecommendedoperatingconditions.
(2)Siliconoperatinglifedesigngoalis10yearsat105°Cjunctiontemperature(doesnotincludepackageinterconnectlife).
(3)Enhancedplasticproductdisclaimerapplies.
Figure1.
TRS3253E-EPOperatingLifeDeratingChartCopyright2013,TexasInstrumentsIncorporatedSubmitDocumentationFeedback9ProductFolderLinks:TRS3253E-EPTRS3253E-EPSLLSEF5–DECEMBER2013www.
ti.
comAPPLICATIONINFORMATIONFigure2.
TypicalOperatingCircuitandCapacitorValues10SubmitDocumentationFeedbackCopyright2013,TexasInstrumentsIncorporatedProductFolderLinks:TRS3253E-EPTRS3253E-EPwww.
ti.
comSLLSEF5–DECEMBER2013PARAMETERMEASUREMENTINFORMATIONA.
CLincludesprobeandjigcapacitance.
B.
Thepulsegeneratorhasthefollowingcharacteristics:PRR=250kbit/s,ZO=50,50%dutycycle,tr≤10ns,tf≤10ns.
Figure3.
DriverSlewRateA.
CLincludesprobeandjigcapacitance.
B.
Thepulsegeneratorhasthefollowingcharacteristics:PRR=250kbit/s,ZO=50,50%dutycycle,tr≤10ns,tf≤10ns.
Figure4.
DriverPulseSkewA.
CLincludesprobeandjigcapacitance.
B.
Thepulsegeneratorhasthefollowingcharacteristics:ZO=50,50%dutycycle,tr≤10ns,tf≤10ns.
Figure5.
ReceiverPropagationDelayTimesA.
CLincludesprobeandjigcapacitance.
B.
Thepulsegeneratorhasthefollowingcharacteristics:ZO=50,50%dutycycle,tr≤10ns,tf≤10ns.
C.
tPLZandtPHZarethesameastdis.
D.
tPZLandtPZHarethesameasten.
Copyright2013,TexasInstrumentsIncorporatedSubmitDocumentationFeedback11ProductFolderLinks:TRS3253E-EPTRS3253E-EPSLLSEF5–DECEMBER2013www.
ti.
comPARAMETERMEASUREMENTINFORMATION(continued)Figure6.
ReceiverEnableandDisableTimes12SubmitDocumentationFeedbackCopyright2013,TexasInstrumentsIncorporatedProductFolderLinks:TRS3253E-EPTRS3253E-EPwww.
ti.
comSLLSEF5–DECEMBER2013PARAMETERMEASUREMENTINFORMATION(continued)Figure7.
INVALIDPropagation-DelayTimesandSupply-EnablingTimeCopyright2013,TexasInstrumentsIncorporatedSubmitDocumentationFeedback13ProductFolderLinks:TRS3253E-EPPACKAGEOPTIONADDENDUMwww.
ti.
com10-Dec-2020Addendum-Page1PACKAGINGINFORMATIONOrderableDeviceStatus(1)PackageTypePackageDrawingPinsPackageQtyEcoPlan(2)Leadfinish/Ballmaterial(6)MSLPeakTemp(3)OpTemp(°C)DeviceMarking(4/5)SamplesTRS3253EMRSMREPACTIVEVQFNRSM323000RoHS&GreenNIPDAULevel-3-260C-168HR-55to125RS53EPV62/13621-01XEACTIVEVQFNRSM323000RoHS&GreenNIPDAULevel-3-260C-168HR-55to125RS53EP(1)Themarketingstatusvaluesaredefinedasfollows:ACTIVE:Productdevicerecommendedfornewdesigns.
LIFEBUY:TIhasannouncedthatthedevicewillbediscontinued,andalifetime-buyperiodisineffect.
NRND:Notrecommendedfornewdesigns.
Deviceisinproductiontosupportexistingcustomers,butTIdoesnotrecommendusingthispartinanewdesign.
PREVIEW:Devicehasbeenannouncedbutisnotinproduction.
Samplesmayormaynotbeavailable.
OBSOLETE:TIhasdiscontinuedtheproductionofthedevice.
(2)RoHS:TIdefines"RoHS"tomeansemiconductorproductsthatarecompliantwiththecurrentEURoHSrequirementsforall10RoHSsubstances,includingtherequirementthatRoHSsubstancedonotexceed0.
1%byweightinhomogeneousmaterials.
Wheredesignedtobesolderedathightemperatures,"RoHS"productsaresuitableforuseinspecifiedlead-freeprocesses.
TImayreferencethesetypesofproductsas"Pb-Free".
RoHSExempt:TIdefines"RoHSExempt"tomeanproductsthatcontainleadbutarecompliantwithEURoHSpursuanttoaspecificEURoHSexemption.
Green:TIdefines"Green"tomeanthecontentofChlorine(Cl)andBromine(Br)basedflameretardantsmeetJS709Blowhalogenrequirementsof<=1000ppmthreshold.
Antimonytrioxidebasedflameretardantsmustalsomeetthe<=1000ppmthresholdrequirement.
(3)MSL,PeakTemp.
-TheMoistureSensitivityLevelratingaccordingtotheJEDECindustrystandardclassifications,andpeaksoldertemperature.
(4)Theremaybeadditionalmarking,whichrelatestothelogo,thelottracecodeinformation,ortheenvironmentalcategoryonthedevice.
(5)MultipleDeviceMarkingswillbeinsideparentheses.
OnlyoneDeviceMarkingcontainedinparenthesesandseparatedbya"~"willappearonadevice.
IfalineisindentedthenitisacontinuationofthepreviouslineandthetwocombinedrepresenttheentireDeviceMarkingforthatdevice.
(6)Leadfinish/Ballmaterial-OrderableDevicesmayhavemultiplematerialfinishoptions.
Finishoptionsareseparatedbyaverticalruledline.
Leadfinish/Ballmaterialvaluesmaywraptotwolinesifthefinishvalueexceedsthemaximumcolumnwidth.
ImportantInformationandDisclaimer:TheinformationprovidedonthispagerepresentsTI'sknowledgeandbeliefasofthedatethatitisprovided.
TIbasesitsknowledgeandbeliefoninformationprovidedbythirdparties,andmakesnorepresentationorwarrantyastotheaccuracyofsuchinformation.
Effortsareunderwaytobetterintegrateinformationfromthirdparties.
TIhastakenandcontinuestotakereasonablestepstoproviderepresentativeandaccurateinformationbutmaynothaveconducteddestructivetestingorchemicalanalysisonincomingmaterialsandchemicals.
TIandTIsuppliersconsidercertaininformationtobeproprietary,andthusCASnumbersandotherlimitedinformationmaynotbeavailableforrelease.
InnoeventshallTI'sliabilityarisingoutofsuchinformationexceedthetotalpurchasepriceoftheTIpart(s)atissueinthisdocumentsoldbyTItoCustomeronanannualbasis.
PACKAGEOPTIONADDENDUMwww.
ti.
com10-Dec-2020Addendum-Page2OTHERQUALIFIEDVERSIONSOFTRS3253E-EP:Catalog:TRS3253ENOTE:QualifiedVersionDefinitions:Catalog-TI'sstandardcatalogproductTAPEANDREELINFORMATION*AlldimensionsarenominalDevicePackageTypePackageDrawingPinsSPQReelDiameter(mm)ReelWidthW1(mm)A0(mm)B0(mm)K0(mm)P1(mm)W(mm)Pin1QuadrantTRS3253EMRSMREPVQFNRSM323000330.
012.
44.
254.
251.
158.
012.
0Q2PACKAGEMATERIALSINFORMATIONwww.
ti.
com18-Nov-2020PackMaterials-Page1*AlldimensionsarenominalDevicePackageTypePackageDrawingPinsSPQLength(mm)Width(mm)Height(mm)TRS3253EMRSMREPVQFNRSM323000853.
0449.
035.
0PACKAGEMATERIALSINFORMATIONwww.
ti.
com18-Nov-2020PackMaterials-Page2www.
ti.
comGENERICPACKAGEVIEWThisimageisarepresentationofthepackagefamily,actualpackagemayvary.
Refertotheproductdatasheetforpackagedetails.
VQFN-1mmmaxheightRSM32PLASTICQUADFLATPACK-NOLEAD4x4,0.
4mmpitch4224982/Awww.
ti.
comPACKAGEOUTLINEC32X0.
250.
152.
80.
0532X0.
450.
251MAX(0.
2)TYP0.
050.
0028X0.
42X2.
82X2.
8A4.
13.
9B4.
13.
90.
250.
150.
450.
254X(0.
45)(0.
1)VQFN-1mmmaxheightRSM0032BPLASTICQUADFLATPACK-NOLEAD4219108/B08/2019PIN1INDEXAREA0.
08CSEATINGPLANE1817249163225(OPTIONAL)PIN1ID0.
1CAB0.
05EXPOSEDTHERMALPADDETAILSEETERMINALSYMMSYMMNOTES:1.
Alllineardimensionsareinmillimeters.
Anydimensionsinparenthesisareforreferenceonly.
DimensioningandtolerancingperASMEY14.
5M.
2.
Thisdrawingissubjecttochangewithoutnotice.
3.
Thepackagethermalpadmustbesolderedtotheprintedcircuitboardforthermalandmechanicalperformance.
33SEESIDEWALLDETAILSIDEWALLDETAILOPTIONALMETALTHICKNESSSCALE3.
000DETAILOPTIONALTERMINALTYPICALwww.
ti.
comEXAMPLEBOARDLAYOUT0.
05MINALLAROUND0.
05MAXALLAROUND32X(0.
2)32X(0.
55)(0.
2)TYPVIA28X(0.
4)(3.
85)(3.
85)(2.
8)(R0.
05)TYP(1.
15)(1.
15)VQFN-1mmmaxheightRSM0032BPLASTICQUADFLATPACK-NOLEAD4219108/B08/2019SYMM1891617242532SYMMLANDPATTERNEXAMPLEEXPOSEDMETALSHOWNSCALE:20X33NOTES:(continued)4.
Thispackageisdesignedtobesolderedtoathermalpadontheboard.
Formoreinformation,seeTexasInstrumentsliteraturenumberSLUA271(www.
ti.
com/lit/slua271).
5.
Viasareoptionaldependingonapplication,refertodevicedatasheet.
Ifanyviasareimplemented,refertotheirlocationsshownonthisview.
Itisrecommendedthatviasunderpastebefilled,pluggedortented.
SOLDERMASKOPENINGMETALUNDERSOLDERMASKSOLDERMASKDEFINEDEXPOSEDMETALMETALSOLDERMASKOPENINGSOLDERMASKDETAILSNONSOLDERMASKDEFINED(PREFERRED)EXPOSEDMETALwww.
ti.
comEXAMPLESTENCILDESIGN32X(0.
55)32X(0.
2)28X(0.
4)(3.
85)(3.
85)4X(1.
23)(R0.
05)TYP(0.
715)(0.
715)VQFN-1mmmaxheightRSM0032BPLASTICQUADFLATPACK-NOLEAD4219108/B08/2019NOTES:(continued)6.
Lasercuttingapertureswithtrapezoidalwallsandroundedcornersmayofferbetterpasterelease.
IPC-7525mayhavealternatedesignrecommendations.
33SYMMMETALTYPSOLDERPASTEEXAMPLEBASEDON0.
1mmTHICKSTENCILEXPOSEDPAD33:77%PRINTEDSOLDERCOVERAGEBYAREAUNDERPACKAGESCALE:20XSYMM1891617242532IMPORTANTNOTICEANDDISCLAIMERTIPROVIDESTECHNICALANDRELIABILITYDATA(INCLUDINGDATASHEETS),DESIGNRESOURCES(INCLUDINGREFERENCEDESIGNS),APPLICATIONOROTHERDESIGNADVICE,WEBTOOLS,SAFETYINFORMATION,ANDOTHERRESOURCES"ASIS"ANDWITHALLFAULTS,ANDDISCLAIMSALLWARRANTIES,EXPRESSANDIMPLIED,INCLUDINGWITHOUTLIMITATIONANYIMPLIEDWARRANTIESOFMERCHANTABILITY,FITNESSFORAPARTICULARPURPOSEORNON-INFRINGEMENTOFTHIRDPARTYINTELLECTUALPROPERTYRIGHTS.
TheseresourcesareintendedforskilleddevelopersdesigningwithTIproducts.
Youaresolelyresponsiblefor(1)selectingtheappropriateTIproductsforyourapplication,(2)designing,validatingandtestingyourapplication,and(3)ensuringyourapplicationmeetsapplicablestandards,andanyothersafety,security,orotherrequirements.
Theseresourcesaresubjecttochangewithoutnotice.
TIgrantsyoupermissiontousetheseresourcesonlyfordevelopmentofanapplicationthatusestheTIproductsdescribedintheresource.
Otherreproductionanddisplayoftheseresourcesisprohibited.
NolicenseisgrantedtoanyotherTIintellectualpropertyrightortoanythirdpartyintellectualpropertyright.
TIdisclaimsresponsibilityfor,andyouwillfullyindemnifyTIanditsrepresentativesagainst,anyclaims,damages,costs,losses,andliabilitiesarisingoutofyouruseoftheseresources.
TI'sproductsareprovidedsubjecttoTI'sTermsofSale(www.
ti.
com/legal/termsofsale.
html)orotherapplicabletermsavailableeitheronti.
comorprovidedinconjunctionwithsuchTIproducts.
TI'sprovisionoftheseresourcesdoesnotexpandorotherwisealterTI'sapplicablewarrantiesorwarrantydisclaimersforTIproducts.
MailingAddress:TexasInstruments,PostOfficeBox655303,Dallas,Texas75265Copyright2020,TexasInstrumentsIncorporated
看到群里网友们在讨论由于不清楚的原因,有同学的网站无法访问。他的网站是没有用HTTPS的,直接访问他的HTTP是无法访问的,通过PING测试可以看到解析地址已经比较乱,应该是所谓的DNS污染。其中有网友提到采用HTTPS加密证书试试。因为HTTP和HTTPS走的不是一个端口,之前有网友这样测试过是可以缓解这样的问题。这样通过将网站绑定设置HTTPS之后,是可以打开的,看来网站的80端口出现问题,而...
恒创科技也有暑期的活动,其中香港服务器也有一定折扣,当然是针对新用户的,如果我们还没有注册过或者可以有办法注册到新用户的,可以买他们家的香港服务器活动价格,2M带宽香港云服务器317元。对于一般用途还是够用的。 活动链接:恒创暑期活动爆款活动均是针对新用户的。1、云服务器仅限首次购买恒创科技产品的新用户。1 核 1G 实例规格,单个账户限购 1台;其他活动机型,单个账户限购 3 台(必须在一个订单...
racknerd发表了2021年美国独立日的促销费用便宜的vps,两种便宜的美国vps位于洛杉矶multacom室,访问了1Gbps的带宽,采用了solusvm管理,硬盘是SSDraid10...近两年来,racknerd的声誉不断积累,服务器的稳定性和售后服务。官方网站:https://www.racknerd.com多种加密数字货币、信用卡、PayPal、支付宝、银联、webmoney,可以付...
www.7160.com为你推荐
空间邮箱QQ邮箱的容量是多少京沪高铁上市首秀在中国股市中:京沪高铁概念股有哪些冯媛甑冯媛甄 康熙来了www.zjs.com.cn怎么查询我的平安信用卡寄送情况m.kan84.net那里有免费的电影看?斗城网女追男有多易?喜欢你,可我不知道你喜不喜欢我!!平安夜希望有他陪我过yinrentangWeichentang正品怎么样,谁知道?haole012.com说在:012qq.com这个网站能免费挂QQ,是真的吗?www.xvideos.com请问www.****.com.hk 和www.****.com.cn一样吗?鹤城勿扰齐齐哈尔电视台晴彩鹤城是哪个频道
cn域名 vps服务器租用 美国linux主机 韩国vps俄罗斯美女 krypt 火山主机 国外主机 t牌 百度云100as 创宇云 12306抢票助手 web服务器架设软件 国外网站代理服务器 html空间 网站木马检测工具 lol台服官网 129邮箱 phpmyadmin配置 酷番云 百度云加速 更多