DS3231中文资料

___________________________________ݣะDS3231กّ֑ӊĂݽॽڪI2C෯෫෫ት(RTC)Lj঱ᅘࣅ֑وུԣॹ໛ስظಹ(TCXO)ࠧॹ໛ăݡಹऔҪࠆ٫֠พ൩ڭLjڱ৚ኙ٫ᆚ෫൒৹ү֞ॽവوࣜ෫ăࣅ֑ॹ໛ስظಹ໗ݽષಹऔوլಜॽവڪLjԌऋඵષූդ࿯وᆐऔืફăDS3231໗ޥඨᅋ࣌ࠧޠჟུ࣌ڪ۶ཙLjԳᅋ16ᄧहĂ300milوSOܢኰăRTCү֞ஓĂܖĂ෫ĂဵಜĂ൓ಜĂᆨࠧ௰ဳྲăඵᅢ31໢وᆨܝLjटዔڑٻሿᆨய൓ಜLjҪਸ਼൰௰ԣխă෫ትوޠዷޏ෷৹ჾก24ဏ෫ࢪ؞AM/PMቚ෸و12ဏ෫ޏ෷ă໗ޥ઩ޔ৹Ӭ֔൓ઈ௜ትࠧქଁ৹Ӭ֔۽Ԓพ־ăٜ቙ᅳืয໼߹I2Cใဂዜ࿯הှבพăॽ஄وĂॿ߹ུڪԣխو٫ႅࢱኼࠧӔृಹᅋੂࣶญVCCኴຢLjჾंՌ٫ᆚ߆ሓĂ໗ޥݒ཭พ־LjԌᇀӤე෫ዔڑ೰ࡳفӄᅋ٫ᆚă૙༶LjRSTࣶญᄧह৹ჾዷཛྷฐڑѢఉพ൩Ljჾդූ༶ԩݒ཭ဳࠟă___________________________________ᄮᅋܾྣಹ٫ӹᆜ֔ဳྲ׌੻࿅༇GPS___________________________________໎၂♦0°Cባ+40°C۶ཙ௠෫ትॽڪཛྷ±2ppm♦-40°Cባ+85°C۶ཙ௠෫ትॽڪཛྷ±3.5ppm♦ཛྷઘၦࣜ෫໗ޥӄᅋ٫֠พ൩♦ޠዷུڪ۶ཙඨᅋ࣌ǖ0°Cባ+70°Cޠჟ࣌ǖ-40°Cባ+85°C♦ّޢࠞ♦෯෫෫ት໗ޥஓĂܖĂ෫ĂဵಜĂ൓ಜĂᆨĂ௰ဳྲLjԌ໗ޥᅘပಜف2100௰و൰௰ԣխ♦઩ޔ൓ઈ௜ት♦৹Ӭ֔۽Ԓพ־♦ਜ๱(400kHz)I2Cेਊ♦3.3Vޠዷ٫ႅ♦ืዖུڪבݮಹพ־ǖॽڪཛྷ±3°C♦੝ࡧ၌ቁࣚ،ಹ♦RSTพ־0ฐڑݒ཭ണژพ൩♦໼߹ү࿥ඨฎႵࢲ޵(UL)്ቆDS3231ݽॽڪĂI2CेਊĂࣅ֑RTC/TCXO/ॹ໛______________________________________________MaximIntegratedProducts1Rev4;10/06______________________________ڊ޶ဳྲPARTTEMPRANGEPIN-PACKAGETOPMARKDS3231S0°Cto+70°C16SODS3231DS3231SN-40°Cto+85°C16SODS3231NDS3231S#0°Cto+70°C16SODS3231SDS3231SN#-40°Cto+85°C16SODS3231SNᄧहైብᇀืযዊ઻وዮࡍޖ־ăDS3231VCCSCLRPURPU=tR/CBRPUINT/SQW32kHzVBATPUSHBUTTONRESETSDARSTN.C.N.C.N.C.N.C.VCCVCCGNDVCCCPUN.C.N.C.N.C.N.C.____________________________________________________________________٨ျޠዷ٫ଁ۾ᆪဵNbyjnᑵါ፞ᆪᓾ೯ࡼፉᆪLjNbyjnݙ࣪डፉᒦࡀᏴࡼތፊ૞ᎅࠥޘညࡼࡇᇙঌᐊă༿ᓖፀፉᆪᒦభถࡀᏴᆪᔊᔝᒅ૞डፉࡇᇙLjྙኊཀྵཱྀྀੜࠤᎫࡼᓰཀྵቶLj༿ݬఠNbyjnᄋ৙ࡼ፞ᆪۈᓾ೯ăჃན඾ॅዹອਜ਼ᔢቤۈࡼၫ௣ᓾ೯Lj༿षᆰNbyjnࡼᓍ጑ǖxxx/nbyjn.jd/dpn/doă#ӹ෸ܻࠩRoHSಹऔӶኼLjدᅘ৹௢ࠆೆLjᄽᅘRoHSߢڊوࢥஊദăԳᅋJESD97e3੮ᄧह఻ߞ࣒ฯLjܻࠩࠆೆࢪྐೆࠒेૣ֔وეഓăڇӶණൌࠨ཭ብوĐ#đࠟোӹ෸ܻࠩRoHSӶኼăDS3231ݽॽڪĂI2CेਊĂࣅ֑RTC/TCXO/ॹ໛2_____________________________________________________________________ABSOLUTEMAXIMUMRATINGSRECOMMENDEDDCOPERATINGCONDITIONS(TA=TMINtoTMAX,unlessotherwisenoted.)(Notes1,2)Stressesbeyondthoselistedunder“AbsoluteMaximumRatings”maycausepermanentdamagetothedevice.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedintheoperationalsectionsofthespecificationsisnotimplied.Exposuretoabsolutemaximumratingconditionsforextendedperiodsmayaffectdevicereliability.VoltageRangeonVCC,VBAT,32kHz,SCL,SDA,RST,INT/SQWRelativetoGround.............................-0.3Vto+6.0VOperatingTemperatureRange(noncondensing).............................................-40°Cto+85°CJunctionTemperature......................................................+125°CStorageTemperatureRange...............................-40°Cto+85°CLeadTemperature(Soldering,10s).....................................................+260°C/10sSolderingTemperature....................................SeetheHandling,PCBoardLayout,andAssemblysection.PARAMETERSYMBOLCONDITIONSMINTYPMAXUNITSVCC2.33.35.5VSupplyVoltageVBAT2.33.05.5VLogic1InputSDA,SCLVIH0.7xVCCVCC+0.3VLogic0InputSDA,SCLVIL-0.3+0.3xVCCVPullupVoltage(SDA,SCL,32kHz,INT/SQW)VPUVCC=0V5.5VVELECTRICALCHARACTERISTICS(VCC=2.3Vto5.5V,VCC=ActiveSupply(seeTable1),TA=TMINtoTMAX,unlessotherwisenoted.)(TypicalvaluesareatVCC=3.3V,VBAT=3.0V,andTA=+25°C,unlessotherwisenoted.)(Notes1,2)PARAMETERSYMBOLCONDITIONSMINTYPMAXUNITSVCC=3.63V200ActiveSupplyCurrentICCA(Notes3,4)VCC=5.5V300μAVCC=3.63V110StandbySupplyCurrentICCSI2Cbusinactive,32kHzoutputon,SQWoutputoff(Note4)VCC=5.5V170μAVCC=3.63V575TemperatureConversionCurrentICCSCONVI2Cbusinactive,32kHzoutputon,SQWoutputoffVCC=5.5V650μAPower-FailVoltageVPF2.452.5752.70VLogic0Output,32kHz,INT/SQW,SDAVOLIOL=3mA0.4VLogic0Output,RSTVOLIOL=1mA0.4VOutputLeakageCurrent32kHz,INT/SQW,SDAILOOutputhighimpedance-10+1μAInputLeakageSCLILI-1+1μARSTPinI/OLeakageIOLRSThighimpedance(Note5)-200+10μAVBATLeakageCurrent(VCCActive)IBATLKG25100nADS3231ݽॽڪĂI2CेਊĂࣅ֑RTC/TCXO/ॹ໛_____________________________________________________________________3ELECTRICALCHARACTERISTICS(continued)(VCC=2.3Vto5.5V,VCC=ActiveSupply(seeTable1),TA=TMINtoTMAX,unlessotherwisenoted.)(TypicalvaluesareatVCC=3.3V,VBAT=3.0V,andTA=+25°C,unlessotherwisenoted.)(Notes1,2)PARAMETERSYMBOLCONDITIONSMINTYPMAXUNITSOutputFrequencyfOUTVCC=3.3VorVBAT=3.3V32.768kHz0°Cto+40°C±2FrequencyStabilityvs.Temperature(Commercial)Δf/fOUTVCC=3.3VorVBAT=3.3V,agingoffset=00h40°Cto+70°C±3.5ppm-40°Cto0°C±3.50°Cto+40°C±2FrequencyStabilityvs.Temperature(Industrial)Δf/fOUTVCC=3.3VorVBAT=3.3V,agingoffset=00h40°Cto+85°C±3.5ppmFrequencyStabilityvs.VoltageΔf/V1ppm/V-40°C0.7+25°C0.1+70°C0.4TrimRegisterFrequencySensitivityperLSBΔf/LSBSpecifiedat:+85°C0.8ppmTemperatureAccuracyTempVCC=3.3VorVBAT=3.3V-3+3°CFirstyear±1.0CrystalAgingΔf/f0Afterreflow,notproductiontested0–10years±5.0ppmELECTRICALCHARACTERISTICS(VCC=0V,VBAT=2.3Vto5.5V,TA=TMINtoTMAX,unlessotherw.isenoted.)(Note1)PARAMETERSYMBOLCONDITIONSMINTYPMAXUNITSVBAT=3.63V70ActiveBatteryCurrentIBATAEOSC=0,BBSQW=0,SCL=400kHz(Note4)VBAT=5.5V150μAVBAT=3.63V0.843.0TimekeepingBatteryCurrentIBATTEOSC=0,BBSQW=0,EN32kHz=1,SCL=SDA=0VorSCL=SDA=VBAT(Note4)VBAT=5.5V1.03.5μAVBAT=3.63V575TemperatureConversionCurrentIBATTCEOSC=0,BBSQW=0,SCL=SDA=0VorSCL=SDA=VBATVBAT=5.5V650μAData-RetentionCurrentIBATTDREOSC=1,SCL=SDA=0V,+25°C100nADS3231ݽॽڪĂI2CेਊĂࣅ֑RTC/TCXO/ॹ໛4___________________________________________________________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