LM8560

UTCLM8560MOSICUTCUNISONICTECHNOLOGIESCO.,LTD.1QW-R502-005,DDIGITALALARMCLOCKDESCRIPTIONTheLM8560isalarmequippeddigitalclockICwithbuilt-indrivercapableofdirectlydrivingLEDdisplayequipment.AsIChimselftheVDDpinfortheLM8560isgradedtowithstandavoltageof15V.FEATURES*SinglechipP-channelEDMOSLSI*LEDdirectdriveusingtimedivision(duplexconfiguration)*Wideoperatingpowersupplyvoltagerange*Built-inalarmfunctionwith24-hourcontrol*Supportschangeoverbetween12-hourAM/PMand24-hourdisplays*Built-inbatterybackupCRoscillator*Users50Hzor60Hzasstandardfrequency*Built-inautomaticfastforwardfunctionforhourandminutesettings*Built-insleeptimerfunction(maximumintervalsof59minutesor1hoursand59minutes)*Built-insnoozefunctionsupportingrepeatuse*Equippedwithpowerfailuredisplayfunction*900HzoutputforalarmtoneFUNCTIONS*Currenttimedisplay*Snoozealarmfunction*Sleeptimerfunction(maximumintervalsof59minutesor1hoursand59minutes)APPLICATIONS*Alarmclocks*ClockradiosSDIP-28UTCLM8560MOSICUTCUNISONICTECHNOLOGIESCO.,LTD.2QW-R502-005,DPINCONFIGURATIONS15161819202122172425262728231413111098712543216AM&10'SHRag&dePM&10'SHRb10'SHRc&HReHRb&gHRc&dHRa&fMINb&gMINc&dMINa&fColonOutputVSSSleepOutputAlarmOFFAlarmDisplayVDDHourSetMinuteSetSleepDisplaySnoozeInput50/60HzInput50/60HzSelect12/24HRSelectCRInputAlarmOutputLM856010'SMINa&f10'SMINb&g10'SMINc&d10'SMINe&MineABSOLUTEMAXIMUMRATINGS(Ta=25°C,Vss=0V)PARAMETERSYMBOLTESTCONDITIONSRATINGUNITMaximumSupplyVoltageVDD(max)-15~+0.3VInputVoltage1VIN150/60HzInput-15~+0.3VInputVoltage2VIN2Except50/60HzInput-15~+0.3VOutputVoltageVOUT-15~+0.3VInputClampCurrentlIN50/60HzInput-0.4~+0.4mAAllowablePowerDissipationPD(max)Ta=70°C700mWOperatingTemperatureTopr-30~+70°CStorageTemperatureTstg-55~+125°CALLOWABLEOPERATINGRANGES(Ta=25°C,Vss=0V)PARAMETERSYMBOLTESTCONDITIONSMIN.TYP.MAX.UNITSupplyVoltageVDD-14-7.5VInput“H”LevelVoltage1VIH150/60HzInput-1VInput“L”LevelVoltage1VIL150/60HzInputVDD+2VInput“H”LevelVoltage2VIH2Except50/60HzInput-1.5VInput“L”LevelVoltage2VIL2Except50/60HzInputVDD+2V50/60HzInputPinInputVoltageVAC-INSetsVSSasReferenceVLEDVUTCLM8560MOSICUTCUNISONICTECHNOLOGIESCO.,LTD.3QW-R502-005,DELECTRICALCHARACTERISTICS(Ta=25°C,VDD=-12Vunlessotherwisespecified)PARAMETERSYMBOLTESTCONDITIONSMIN.TYP.MAX.UNITInput“H”LevelCurrent1IIH150/60HzInput,VIN=VSS10µAInput“L”LevelCurrent1IIL150/60HzInput,VIN=VDD10µAInput“H”LevelCurrent2IIH2InputPinsOtherThan50/60HzInputVIN=VSS20µAInput“L”LevelCurrent2IIL2InputPinsOtherThan50/60HzInputVIN=VDD10µAOutput“H”LevelCurrent1IOH1AlarmOutputandSleepOutputVOH=VSS-1V5mAOutputLeakageCurrent1IOF1AlarmOutputandSleepOutputVOUT=VDD10µAOutput“H”LevelCurrent2IOH2AM&10’SHRag&de(24Hmode)VOUT=VDD-1V36mAOutputLeakageCurrent2IOF2AM&10’SHRag&de(24Hmode)VOUT=VDD20µAOutput“H”LevelCurrent3IOH3SegmentOutputOtherThanThoseVOUT=VSS-1V18mAOutputLeakageCurrent3IOF3SegmentOutputOtherThanThoseListedAbove,VOUT=VDD20µAPowerfailuredetectionVoltageVDD-7.5-5VConsumptionCurrentICCOutputsettooffandPull-downattachedinputsetopen57mABackupOscillatorStabilityFactorFSStandardValue,900Hz,VDD=-9V±10%-10-1010%BackupOscillatorAccuracyFAStandardValue,900Hz,VDD=-9V-10-1010%DESCRIPTIONOFOPERATIONS*50/60HzInput:Built-inShumidtcircuitenablesnoiseeliminationsat50/60HzcommercialfrequencieswithuseofasimpleCRfilter.Built-inpull-upresistor.*CRInput:WhentheACpowersupplyisinterrupted,thetimecounterswitchestoaholdingstateandabuilt-inoscillatorpromptlybeginsoperation.If50/60Hzinputcontinuesfor3clockswithoutarriving,thisoscillator’soutputisactivatedandfunctionsasthetimecounterclockinplaceof50/60Hzinput.ThefrequencylevelofthisclockoscillatorisdeterminedaccordingtotheCRvalue.Whiletheabovementionedoscillatorisoperatingusingbackupmode,allsegmentoutputisswitchedtoOFF.(Note)WhenthebackuposcillatorisinuseduetoanACpowersupplyinterruption,the50/60HzinputpinmustbemaintainedopenorataVSSlevel.*50/60SelectiveInput:When50/60selectiveinputisconnectedtoVSS,50Hzuseisenabled.When50/60selectiveinputisleftopen,VDDisactivatedusinganinternalpull-downresistorandthesettingisswitchedtoenableuseat60Hz.*DisplayModeSelectiveInput(AlarmSelect/SleepSelect):Sincethepull-downresistorisbuilt-in,selectionfromfourdisplaymodesispossibleusingtwoSPSTswitches(single-poleandsingle-throwswitches).Table1showsthesedisplaymodeselections.UTCLM8560MOSICUTCUNISONICTECHNOLOGIESCO.,LTD.4QW-R502-005,DTable1DisplayModesSelectivelnputAlarmSleepDisplayModeDigitNo.1DigitNo.2DigitNo.3DigitNo.4NCNCTimedisplay10’splaceforhour,AM/PMHour10’splaceforMinuteMinuteVSSNCAlarmdisplay10’splaceforhour,AM/PMHour10’splaceforMinuteMinuteNCVSSSleepdisplayClearHour10’splaceforMinuteMinuteVSSVSSSeconddisplayClearMinute10”splaceforSecondSecondNote:ActivatingVSSusingtwoinputssimultaneously(alarmselectandsleepselect),thedisplaymodeisswitchedtodisplayseconds.*TimeSettingInput:Therearetwosettinginputsforusewith“hour”and“minute”.TimecontentsettingsshowinTable2arepossiblebyactivatingVSStothesepins,Apull-downresistorisbuilt-in.Table2SettingcontentsDisplayModeSetInputFunctionsHourImmediatelyadds1tohourdigitsandthenassignsanadditional1,ataspeed