Features•Low-voltageandStandard-voltageOperation–1.8v(VCC=1.8Vto3.6V)–2.5v(VCC=2.5Vto5.5V)•InternallyOrganized65,536x8•Two-wireSerialInterface•SchmittTriggers,FilteredInputsforNoiseSuppression•BidirectionalDataTransferProtocol•1MHz(2.5V,5.5V),400kHz(1.8V)Compatibility•WriteProtectPinforHardwareandSoftwareDataProtection•128-bytePageWriteMode(PartialPageWritesAllowed)•Self-timedWriteCycle(5msMax)•HighReliability–Endurance:1,000,000WriteCycles–DataRetention:40Years•Lead-free/Halogen-freeDevices•8-leadPDIP,8-leadJEDECSOIC,8-leadEIAJSOIC,8-leadTSSOP,8-balldBGA2,and8-leadUltraThinSmallArray(SAP)Packages•DieSales:WaferForm,WafflePackandBumpedDieDescriptionTheAT24C512Bprovides524,288bitsofserialelectricallyerasableandprogramma-blereadonlymemory(EEPROM)organizedas65,536wordsof8bitseach.Thedevice’scascadablefeatureallowsuptoeightdevicestoshareacommontwo-wirebus.Thedeviceisoptimizedforuseinmanyindustrialandcommercialapplicationswherelow-powerandlow-voltageoperationareessential.Thedevicesareavailableinspace-saving8-pinPDIP,8-leadJEDECSOIC,8-leadEIAJSOIC,8-leadTSSOP,8-balldBGA2and8-leadUltraThinSAPpackages.Inaddition,theentirefamilyisavailablein1.8V(1.8Vto3.6V)and2.5V(2.5Vto5.5V)versions.Table0-1.PinConfigurationsPinNameFunctionA0–A2AddressInputsSDASerialDataSCLSerialClockInputWPWriteProtectRev.5297A–SEEPR–1/08Two-wireSerialEEPROM512K(65,536x8)AT24C512BwithThreeDeviceAddressInputs8-leadPDIP12348765A0A1A2GNDVCCWPSCLSDA8-leadTSSOP12348765A0A1A2GNDVCCWPSCLSDA8-leadUltraThinSAPBottomView12348765VCCWPSCLSDAA0A1A2GND8-leadSOIC12348765A0A1A2GNDVCCWPSCLSDA8-balldBGA2BottomView12348765VCCWPSCLSDAA0A1A2GND25297A–SEEPR–1/08AT24C512BFigure0-1.BlockDiagramAbsoluteMaximumRatings*OperatingTemperature..................................–55°Cto+125°C*NOTICE:Stressesbeyondthoselistedunder“AbsoluteMaximumRatings”maycausepermanentdam-agetothedevice.Thisisastressratingonlyandfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedintheoperationalsect...
