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o//:74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–REVISEDJULY2004FEATURES•••••••MemberoftheTexasInstrumentsWidebus™FamilyOperatesFrom1.65Vto3.6VMaxtpdof5nsat3.3V±24-mAOutputDriveat3.3VBusHoldonDataInputsEliminatestheNeedforExternalPullup/PulldownResistorsLatch-UpPerformanceExceeds250mAPerJESD17ESDProtectionExceedsJESD22–2000-VHuman-BodyModel(A114-A)–200-VMachineModel(A115-A)DGG OR DL PACKAGE(TOP VIEW)DESCRIPTION/ORDERINGIN74ALVCH16269isusedinapplicationsinwhichtwoseparateportsmustbemultiplexedonto,ordemultiplexedfrom,iceisparticularlysuitableastoredintheinternalB-portregistersonthelow-to-hightransitionoftheclock(CLK)inputwhentheappropriateclock-enable(CLKENA)controloftheseinputsallatransferintheB-to-Adirection,ect(SEL)isterontheAoutputpermitsthefastestpossibledatatransfer,troltowiscontrolledbytheactive-lowoutputenables(OEA,OEB1,OEB2).ORDERINGINFORMATIONTASSOP-DL-40°Cto85°CTSSOP-DGGVFBGA-GQLVFBGA-ZQL(Pb-free)(1)PACKAGE(1)TubeTapeandreelTapeandreelTapeandreelOEAOEB12B3GND2B22B1VCCA1A2A3GNDA4A5A6A7A8A9GNDA10A11A12VCC1B11B2GND1B3NCSEL8565554535253332313029OEB2CLKENA22B4GND2B52B6VCC2B72B82B9GND2B102B112B121B121B111B10GND1B91B81B7VCC1B61B5GND1B4CLKENA1CLKNC − No internal connectionORDERABLEPARTNUMBERSN74ALVCH16269DLSN74ALVCH16269DLRSN74ALVCH16269DGGRSN74ALVCH16269KR74ALVCH16269ZQLRTOP-SIDEMARKINGALVCH16269ALVCH16269VH269Packagedrawings,standardpackingquantities,thermaldata,symbolization,/sc/beawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemicondutsconformtght©1995–2004,TexasInstrumentsIncorporatedo//:ptthSN74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–CRIPTION/ORDERINGINFORMATION(CONTINUED)Toensurethehigh-impedancestateduringpoweruporpowerdown,aclockpulseshouldbeappliedassoonaspossible,andOEshouldbetiedtoVCCthroughapullupresistor;theminimumvalueoftEbeingroutedthrougharegister,theactivestateoftu OR ZQL PACKAGE(TOP VIEW)1ABCDEFGHJK23456TERMINALASSIGNMENTS1ABCDEFGHJK2B32B1A2A4A6A7A9A111B11B32OEB12B2A1A3A5A8A10A121B2NCGNDVCCGNDSELGNDVCCGNDCLK3OEAGNDVCCGND4OEB2GNDVCCGND5CLKENA22B52B72B92B111B111B91B71B5CLKENA162B42B62B82B102B121B121B101B81B61B42o//:74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–REVISEDJULY2004FUNCTIONTABLESOUTPUTENABLEINPUTSCLKOEAOEB↑↑↑↑HHLLHLHLOUTPUTSAZZActiveActive1B,2BZActiveZActiveA-TO-BSTORAGE(OEB=L)INPUTSCLKENA1LLLLHHH(1)CLKENA2HHLLLLHCLK↑↑↑↑↑↑XALHLHLHXLHLH1B0(1)1B0(1)1B0(1)OUTPUTS1B2B2B0(1)2B0(1)LHLH2B0(1)Outputlevelbeforetheindicatedsteady-stateinputconditionswereestablishedB-TO-ASTORAGE(OEA=L)INPUTSCLKXX↑↑↑↑(1)SELHLHHLL1BXXLHXX2BXXXXLHOUTPUTAA0(1)A0(1)LHLHOutputlevelbeforetheindicatedsteady-stateinputconditionswereestablished3o//:ptthSN74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–ICDIAGRAM(POSITIVELOGIC)CLKOEB1292C11DC1OEB2CLKENA1CLKENA2SELOEA563055C12811D1D1DC11 of 12 ChannelsG1A18C111D1231B1CEC11D62B1CEC11DPin numbers shown are for the DGG and DL packages.4o//:74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–REVISEDJULY2004ABSOLUTEMAXIMUMRATINGS(1)overoperatingfree-airtemperaturerange(unlessotherwisenoted)MINVCCVIVOIIKIOKIOSupplyvoltagerangeInputvoltagerangeOutputvoltagerange(2)(3)InputclampcurrentOutputclampcurrentContinuousoutputcurrentContinuouscurrentthrougheachVCCorGNDDGGpackageθJATstg(1)(2)(3)(4)Packagethermalimpedance(4)StoragetemperaturerangeDLpackageGQL/ZQLpackage-65VI<0VO<0ExceptI/Oports(2)I/Oports(2)(3)-0.5-0.5-0.5-0.5MAX4.64.6VCC+0.5VCC+0.5-50-50±50±1°C°C/WUNITVVVmAmAmAmAStressesbeyondthoselistedunder"absolutemaximumratings"restressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder"recommendedoperatingconditions"retoabsolute-maxiutnegative-voltageandoutputvoltagerENDEDOPERATINGCONDITIONS(1)MINVCCVIHSupplyvoltageVCC=1.65Vto1.95VHigh-levelinputvoltageVCC=2.3Vto2.7VVCC=2.7Vto3.6VVCC=1.65Vto1.95VVILVIVOLow-levelinputvoltageInputvoltageOutputvoltageVCC=1.65VIOHHigh-leveloutputcurrentVCC=2.3VVCC=2.7VVCC=3VVCC=1.65VIOLLow-leveloutputcurrentVCC=2.3VVCC=2.7VVCC=3V∆t/∆vTA(1)InputtransitionriseorfallrateOperatingfree-airtemperature-40VCC=2.3Vto2.7VVCC=2.7Vto3.6V001.650.65×VCC1.720.35×VCC0.70.8VCCVCC-4-12-12-2441212241085ns/V°CmAmAVVVVMAX3.6UNITVAllunusedcontrolinpotheTIapplicationreport,ImplicationsofSloworFloatingCMOSInputs,literaturenumberSCBA004.5o//:ptthSN74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–CTRICALCHARACTERISTICSoverrecommendedoperatingfree-airtemperaturerange(unlessotherwisenoted)PARAMETERIOH=-100µAIOH=-4mAIOH=-6mAVOHIOH=-12mAIOH=-24mAIOL=100µAIOL=4mAVOLIOL=6mAIOL=12mAIOL=24mAIIVI=VCCorGNDVI=0.58VVI=1.07VVI=0.7VII(hold)VI=1.7VVI=0.8VVI=2VVI=0to3.6V(2)IOZ(3)ICC∆ICCCiCio(1)(2)(3)ControlinputsAorBportsVO=VCCorGNDVI=VCCorGND,IO=0OneinputatVCC-0.6V,OtherinputsatVCCorGNDVI=VCCorGNDVO=VCCorGNDTESTCONDITIONSVCC1.65Vto3.6V1.65V2.3V2.3V2.7V3V3V1.65Vto3.6V1.65V2.3V2.3V2.7V3V3.6V1.65V1.65V2.3V2.3V3V3V3.6V3.6V3.6V3Vto3.6V3.3V3.3V3.5925-2545-4575-75±500±1040750µAµAµApFpFµAMINVCC-0.21.221.72.22.420.20.450.40.70.40.55±5µAVVTYP(1)MAXUNITAlltypicalvaluesareatVCC=3.3V,TA=25°eminim/Oports,theparameterIOZincludestheinputleakagecurrent.6o//:74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–REVISEDJULY2004TIMINGREQUIREMENTSoverrecommendedoperatingfree-airtemperaturerange(unlessotherwisenoted)(seeFigure1)VCC=1.8VMINfclocktwClockfrequencyPulseduration,CLKhighorlowAdatabeforeCLK↑BdatabeforeCLK↑tsuSetuptimeSELbeforeCLK↑CLKENA1orCLKENA2beforeCLK↑OEbeforeCLK↑AdataafterCLK↑BdataafterCLK↑thHoldtimeSELafterCLK↑CLKENA1orCLKENA2afterCLK↑OEafterCLK↑(1)Thisinformationwasnotavailableatthetimeofpublication.(1)(1)(1)(1)(1)(1)(1)(1)(1)(1)(1)VCC=2.5V±0.2VMIN3.322.21.611.50.70.71.110.8MAX135VCC=2.7VMIN3.322.11.61.21.60.60.60.70.80.8MAX135VCC=3.3V±0.3VMIN3.31.71.81.30.91.30.60.60.71.10.8MAX135UNITMHznsMAX(1)nsnsSWITCHINGCHARACTERISTICSoverrecommendedoperatingfree-airtemperaturerange(unlessotherwisenoted)(seeFigure1)PARAMETERfmaxtpdtentdis(1)CLKCLKCLKBABABAFROM(INPUT)TO(OUTPUT)VCC=1.8VMIN(1)(1)(1)(1)(1)(1)(1)VCC=2.5V±0.2VMIN1351111118.26.47.97.68.17.5MAXVCC=2.7VMIN1357.35.86.76.26.96.8MAXVCC=3.3V±0.3VMIN1351111116.256.15.96.15.6MAXUNITMINGCHARACTERISTICSTA=25°CPARAMETERCpd(1)PowerdissipationcapacitanceperexchangerAlloutputsenabledAlloutputsdisabledTESTCONDITIONSCL=50pF,f=10MHzVCC=1.8VTYP(1)(1)VCC=2.5VTYP8780.5VCC=3.3VTYP120118UNITpFThisinformationwasnotavailableatthetimeofpublication.7o//:ptthSN74ALVCH1626912-BITTO24-BITREGISTEREDBUSEXCHANGERWITH3-STATEOUTPUTSSCES019N–JULY1995–AMETERMEASUREMENTINFORMATIONVLOADFrom OutputUnder TestCL(see Note A)RLRLS1OpenGNDTESTtpdtPLZ/tPZLtPHZ/tPZHS1OpenVLOADGNDLOAD CIRCUITINPUTVIVCCVCC2.7 V2.7 Vtr/tf≤2 ns≤2 ns≤2.5 ns≤2.5 nsVCC1.8 V2.5 V ±