AT24C04B-PU中文资料

12354SCLGNDSDAWPVCC12348765A0A1A2GNDVCCWPSCLSDA12348765VCCWPSCLSDAA0A1A2GNDVCCWPSCLSDAA0A1A2GND1234876512348765A0A1A2GNDVCCWPSCLSDA12348765A0A1A2GNDVCCWPSCLSDA8-leadSOIC8-balldBGA28-leadUltra-ThinMini-MAP(MLP2x3)8-leadPDIP5-leadSOT23BottomViewBottomView8-leadTSSOPFeatures•Low-voltageandStandard-voltageOperation–1.8(VCC=1.8Vto5.5V)�InternallyOrganized512x8(4K),or1024x8(8K)�Two-wireSerialInterface�SchmittTrigger,FilteredInputsforNoiseSuppression�BidirectionalDataTransferProtocol�1MHz(5V),400kHz(1.8V,2.5V,2.7V)Compatibility�WriteProtectPinforHardwareDataProtection�16-bytePage(4K,8K)WriteModes�PartialPageWritesAllowed�Self-timedWriteCycle(5msmax)�High-reliability–Endurance:1MillionWriteCycles–DataRetention:100Years�8-leadPDIP,8-leadJEDECSOIC,8-leadUltra-ThinMini-MAP(MLP2x3),5-leadSOT23,8-leadTSSOPand8-balldBGA2Packages�Lead-free/Halogen-free�DieSales:WaferForm,TapeandReelandBumpedWafersDescriptionTheAT24C04B/08Bprovides4096/8192bitsofserialelectricallyerasableandpro-grammableread-onlymemory(EEPROM)organizedas512/1024wordsof8bitseach.Thedeviceisoptimizedforuseinmanyindustrialandcommercialapplicationswherelow-powerandlow-voltageoperationareessential.TheAT24C04B/08Bisavailableinspace-saving8-leadPDIP,8-leadJEDECSOIC,8-leadUltra-ThinMini-MAP(MLP2x3),5-leadSOT23,8-leadTSSOP,and8-balldBGA2packagesandisaccessedviaaTwo-wireserialinterface.Inaddition,theAT24C04B/08Bisavailablein1.8V(1.8Vto5.5V)version.Table0-1.PinConfigurationPinNameFunctionA0-A2AddressInputsSDASerialDataSCLSerialClockInputWPWriteProtectNCNoConnectGNDGroundVCCPowerSupplyTwo-wireSerialEEPROM4K(512x8)8K(1024x8)AT24C04BAT24C08B5226D–SEEPR–7/08Note:Foruseof5-leadSOT234K:ThesoftwareA2andA1bitsinthedeviceaddresswordmustbesettozerotoproperlycommunicate.8K:ThesoftwareA2bitinthedeviceaddresswordmustbesettozerotoproperlycommunicate.25226D–SEEPR–7/08AT24C04B/08BFigure0-1.BlockDiagramAbsoluteMaximumRatingsOperatingTemperature..................................–55°Cto+125°C*NOTICE:Stressesbeyondthoselistedunder“AbsoluteMaximumRatings”maycausepermanentdam-agetothedevice.Thisisastressratingonlyandfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedintheoperationalsectionsofthisspecificationisnotimplied.Exposuretoabsolutemaximumratingconditionsforextendedperiodsmayaffectdevicereliability.StorageTemperature.....................................–65°Cto+150°CVoltageonAnyPinwithRespecttoGround....................................–1.0Vto+7.0VMaximumOperatingVoltage..........................................6.25VDCOutputCurrent........................................................5.0mASTARTSTOPLOGICVCCGNDWPSCLSDAA2A1A0SERIALCONTROLLOGICENH.V.PUMP/TIMINGEEPROMDATARECOVERYSERIALMUXXDECDOUT/ACKLOGICCOMPLOADINCDATAWORDADDR/COUNTERYDECR/WDOUTDINLOADDEVICEADDRESSCOMPARATOR35226D–SEEPR–7/08AT24C04B/08B1.PinDescriptionSERIALCLOCK(SCL):TheSCLinputisusedtopositiveedgeclockdataintoeachEEPROMdeviceandnegativeedgeclockdataoutofeachdevice.SERIALDATA(SDA):TheSDApinisbidirectionalforserialdatatransfer.Thispinisopen-draindrivenandmaybewire-ORedwithanynumberofotheropen-drainoropen-collectordevices.DEVICE/PAGEADDRESSES(A2,A1,A0):TheAT24C04BusestheA2andA1inputsforhardwireaddressingandatoaloffour4Kdevicesmaybeaddressedonasinglebussystem.TheA0pinisanoconnectandcanbeconnectedtoground(deviceaddressingisdiscussedindetailundertheDeviceAddressingsection).TheAT24C08BonlyusestheA2inputforhardwareaddressingandatotaloftwo8Kdevicesmaybeaddressedonasinglebussystem.TheA0andA1pinsarenoconnectsandcanbeconnectedtoground(deviceaddressingisdiscussedindetailundertheDeviceAddressingsection).Table1-1.WriteProtectWPPinStatusPartoftheArrayProtected24C04B/08BAtVCCFullArrayAtGNDNormalRead/WriteOperations45226D–SEEPR–7/08AT24C04B/08B2.MemoryOrganizationAT24C04B,4KSERIALEEPROM:Internallyorganizedwith32pagesof16byteseach,the4Krequiresan9-bitdatawordaddressforrandomwordaddressing.AT24C08B,8KSERIALEEPROM:Internallyorganizedwith64pagesof16byteseach,the8Krequiresa10-bitdatawordaddressforrandomwordaddressing.Note:1.Thisparameterischaracterizedandisnot100%tested.Note:1.VILminandVIHmaxarereferenceonlyandarenottested.Table2-1.PinCapacitance(1)ApplicableoverrecommendedoperatingrangefromTA=25°C,f=1.0MHz,VCC=+1.8VSymbolTestConditionMaxUnitsConditionsCI/OInput/OutputCapacitance(SDA)8pFVI/O=0VCINInputCapacitance(A0,A1,A2,SCL)6pFVIN=0VTable2-2.DCCharacteristicsApplicableoverrecommendedoperatingrangefrom:TAI=–40°Cto+85°C,VCC=+1.8Vto+5.5V,(unlessotherwisenoted)SymbolParameterTestConditionMinTypMaxUnitsVCC1SupplyVoltage1.85.5VVCC2SupplyVoltage2.55.5VVCC3SupplyVoltage2.75.5VVCC4SupplyVoltage4.55.5VICCSupplyCurrentVCC=5.0VREADat100kHz0.41.0mAICCSupplyCurrentVCC=5.0VWRITEat100kHz2.03.0mAISB1StandbyCurrentVCC=1.8VVIN=VCCorVSS0.63.0µAISB2StandbyCurrentVCC=2.5VVIN=VCCorVSS1.44.0µAISB3StandbyCurrentVCC=2.7VVIN=VCCorVSS1.64.0µAISB4StandbyCurrentVCC=5.0VVIN=VCCorVSS8.018.0µAILIInputLeakageCurrentVIN=VCCorVSS0.103.0µAILOOutputLeakageCurrentVOUT=VCCorVSS0.053.0µAVILInputLowLevel(1)–0.6VCCx0.3VVIHInputHighLevel(1)VCCx0.7VCC+0.5V