M74HC699TTR中文资料
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1/16July2001sHIGHSPEED:fMAX=53MHz(TYP.)atVCC=6VsLOWPOWERDISSIPATION:ICC=4µA(MAX.)atTA=25°CsHIGHNOISEIMMUNITY:VNIH=VNIL=28%VCC(MIN.)sSYMMETRICALOUTPUTIMPEDANCE:|IOH|=IOL=6mA(MIN)forQAtoQDOUTPUT|IOH|=IOL=4mA(MIN)forRCOOUTPUTsBALANCEDPROPAGATIONDELAYS:tPLH≅tPHLsWIDEOPERATINGVOLTAGERANGE:VCC(OPR)=2Vto6VsPINANDFUNCTIONCOMPATIBLEWITH74SERIES699DESCRIPTIONTheM74HC699isanhighspeedCMOSUP/DOWNCOUNTERREGISTER(3STATE)fabricatedwithsilicongateC2MOStechnologyTheM74HC699isa4BITBINARYCOUNTERwithREGISTER.Thedevicecountsonthepositiveedgeofthecounterclockinput(CCK)whenselectedbythe”CounterMode”.IftheinputU/Disheld”H”,theinternalcountercountsup,andheld”L”,countsdown.Theinternalcounter’soutputsarestoredintheoutputregisteratthepositiveedgeofregisterclock(RCK).ThecounterfeaturesenablePandenableTandaripple-carryoutputforeasyexpansion.Theregister/counterselectinput,R/C,selectsthecounterwhenlowortheregisterwhenhighforthethreestateoutputs,QA,QB,QC,andQD.BoththecounterclockCCRandregisterclockRCKarepositive-edgetriggered.ThecounterclearCCLRisactivelowandissynchronous.Allinputsareequippedwithprotectioncircuitsagainststaticdischargeandtransientexcessvoltage.M74HC699
PINCONNECTIONANDIECLOGICSYMBOLSORDERCODESPACKAGETUBET&RDIPM74HC699B1RSOPM74HC699M1RM74HC699RM13TRTSSOPM74HC699TTRTSSOPDIPSOPU/D4BITBINARYCOUNTER/REGISTER(3-STATE)元器件交易网www.cecb2b.com
M74HC699
2/16INPUTANDOUTPUTEQUIVALENTCIRCUITPINDESCRIPTION
TRUTHTABLE
X:Don’tCareZ:HighImpedancea-d:ThelevelofsteadystateinputsatinputsAthroughDrespectively.a’-d’:ThelevelofsteadystateoutputsatinternalcounteroutputsQA’throughQD’respectivelyRCO=(UP·QA·QB·QC·QD·ENT+UP·QA·QB·QC·QD·ENT)PINNoSYMBOLNAMEANDFUNCTION1U/DUpDownCounterSelector2CCKCounterClock3,4,5,6AtoDDataInputs7,14ENP/ENTEnablePandT8CCLRCounterClear(ActiveLOW)9RCKRegisterClock11R/CCounter/RegisterSelect12GEnableInput13LOADLoadCounter(ActiveLOW)15to18QAtoQDDataOutputs19RCOLoadCounter(ActiveHigh)10GNDGround(0V)20VCCPositiveSupplyVoltage
INPUTSOUTPUTSFUNCTIONCCLRLOADENPENTCCKU/DRCKR/CGQAQBQCQDXXXXXXXXHZZZZHIGHIMPEDANCELXXXXXLLLLLLCLEARCOUNTERHLXXXXLLabcdLOADCOUNTERHHHXXXLLNOCHANGENOCOUNTHHXHXXLLNOCHANGENOCOUNTHHLLHXLLCOUNTUPCOUNTUPHHLLLXLLCOUNTDOWNCOUNTDOWNHXXXXXLLNOCHANGENOCOUNTXXXXXXHLa’b’c’d’LOADREGISTERXXXXXXHLNOCHANGENOLOAD元器件交易网www.cecb2b.com
M74HC699
3/16BLOCKDIAGRAM
LOGICDIAGRAM
Thislogicdiagramhasnotbeusedtoestimatepropagationdelays元器件交易网www.cecb2b.com
M74HC699
4/16TIMINGCHART元器件交易网www.cecb2b.com
M74HC699
5/16ABSOLUTEMAXIMUMRATINGS
AbsoluteMaximumRatingsarethosevaluesbeyondwhichdamagetothedevicemayoccur.Functionaloperationundertheseconditionsisnotimplied(*)500mWat65°C;derateto300mWby10mW/°Cfrom65°Cto85°CRECOMMENDEDOPERATINGCONDITIONSSymbolParameterValueUnitVCCSupplyVoltage-0.5to+7VVIDCInputVoltage-0.5toVCC+0.5VVODCOutputVoltage-0.5toVCC+0.5VIIKDCInputDiodeCurrent±20mAIOKDCOutputDiodeCurrent±20mAIODCOutputSourceSinkCurrentperOutputPIN(RCO)(QAtoQD)±25±35mAICCorIGNDDCVCCorGroundCurrent±70mAPDPowerDissipation500(*)mWTstgStorageTemperature-65to+150°CTLLeadTemperature(10sec)300°C
SymbolParameterValueUnitVCCSupplyVoltage2to6VVIInputVoltage0toVCCVVOOutputVoltage0toVCCVTopOperatingTemperature-55to125°Ctr,tfInputRiseandFallTimeVCC=2.0V0to1000nsVCC=4.5V0to500nsVCC=6.0V0to400ns元器件交易网www.cecb2b.com
M74HC699
6/16DCSPECIFICATIONS
SymbolParameterTestConditionValueUnitVCC(V)TA=25°C-40to85°C-55to125°CMin.Typ.Max.Min.Max.Min.Max.VIHHighLevelInputVoltage2.01.51.51.5V4.53.153.153.156.04.24.24.2VILLowLevelInputVoltage2.00.50.50.5V4.51.351.351.356.01.81.81.8VOHHighLevelOutputVoltage(QA-QD)2.0IO=-20µA1.92.01.91.9V4.5IO=-20µA4.44.54.44.46.0IO=-20µA5.96.05.95.94.5IO=-6.0mA4.184.314.134.106.0IO=-7.8mA5.685.85.635.60VOHHighLevelOutputVoltage(RCO)2.0IO=-20µA1.92.01.91.9V4.5IO=-20µA4.44.54.44.46.0IO=-20µA5.96.05.95.94.5IO=-4.0mA4.184.314.134.106.0IO=-5.2mA5.685.85.635.60VOLLowLevelOutputVoltage(QA-QD)2.0IO=20µA0.00.10.10.1V4.5IO=20µA0.00.10.10.16.0IO=20µA0.00.10.10.14.5IO=6.0mA0.170.260.330.406.0IO=7.8mA0.180.260.330.40VOLLowLevelOutputVoltage(RCO)2.0IO=20µA0.00.10.10.1V4.5IO=20µA0.00.10.10.16.0IO=20µA0.00.10.10.14.5IO=4.0mA0.170.260.330.406.0IO=5.2mA0.180.260.330.40IIInputLeakageCurrent6.0VI=VCCorGND±0.1±1±1µAIOZHighImpedanceOutputLeakageCurrent6.0VI=VIHorVILVO=VCCorGND±0.5±5±10µAICCQuiescentSupplyCurrent6.0VI=VCCorGND44080µA元器件交易网www.cecb2b.com
M74HC699
7/16ACELECTRICALCHARACTERISTICS(CL=50pF,Inputtr=tf=6ns)
SymbolParameterTestConditionValueUnitVCC(V)CL(pF)TA=25°C-40to85°C-55to125°CMin.Typ.Max.Min.Max.Min.Max.tTLHtTHLOutputTransitionTime(Qn)2.05025607590ns4.571219186.06101315tTLHtTHLOutputTransitionTime(RCO)2.050307595115ns4.581519236.07131620tPLHtPHLPropagationDelayTime(CCK-Q)2.05090215270325ns4.5284354656.0243746552.01501032453053704.5324961746.027425263tPLHtPHLPropagationDelayTime(RCK-Q)2.05082185230280ns4.5243746566.0203139482.0150952152703254.5284354656.024374655tPLHtPHLPropagationDelayTime(CCK-RCO)2.050109245305370ns4.5324961746.027425263tPLHtPHLPropagationDelayTime(R/C-Q)2.05061155195235ns4.5203139476.0172633402.0150731852302804.5243746566.020313948tPLHtPHLPropagationDelayTime(ENT-RCO)2.05063140175210ns4.5182835426.015243036fMAXMaximumClockFrequency2.05051243.4MHz4.5254520176.030532420tPZLtPZHHighImpedanceOutputEnableTime2.050RL=1KΩ45120150180ns4.5152430366.0132026312.0150RL=1KΩ57150190225ns4.5193038456.016263238tPLZtPHZHighImpedanceOutputDisableTime2.050RL=1KΩ32115145175ns4.5172329356.014202530tW(L)tW(H)MinimumPulseWidth(CCK,RCK)2.050407595110ns4.581519226.07131619元器件交易网www.cecb2b.com
