LM2903N中文资料

PhilipsSemiconductorsProductspecificationLM193/A/293/A/393/A/2903Lowpowerdualvoltagecomparator11995Nov27853-093216050DESCRIPTIONTheLM193seriesconsistsoftwoindependentprecisionvoltagecomparatorswithanoffsetvoltagespecificationaslowas2.0mVmax.fortwocomparatorswhichweredesignedspecificallytooperatefromasinglepowersupplyoverawiderangeofvoltages.Operationfromsplitpowersuppliesisalsopossibleandthelowpowersupplycurrentdrainisindependentofthemagnitudeofthepowersupplyvoltage.Thesecomparatorsalsohaveauniquecharacteristicinthattheinputcommon-modevoltagerangeincludesground,eventhoughoperatedfromasinglepowersupplyvoltage.TheLM193serieswasdesignedtodirectlyinterfacewithTTLandCMOS.Whenoperatedfrombothplusandminuspowersupplies,theLM193serieswilldirectlyinterfacewithMOSlogicwheretheirlowpowerdrainisadistinctadvantageoverstandardcomparators.FEATURES•Widesinglesupplyvoltagerange2.0VDCto36VDCordualsupplies±1.0VDC,to±18VDC•Verylowsupplycurrentdrain(0.8mA)independentofsupplyvoltage(2.0mW/comparatorat5.0VDC)•Lowinputbiasingcurrent25nA•Lowinputoffsetcurrent±5nAandoffsetvoltage±2mV•Inputcommon-modevoltagerangeincludesground•Differentialinputvoltagerangeequaltothepowersupplyvoltage•Lowoutput250mVat4mAsaturationvoltage•OutputvoltagecompatiblewithTTL,DTL,ECL,MOSandCMOSlogicsystemsAPPLICATIONS•A/Dconverters•WiderangeVCO•MOSclockgenerator•Highvoltagelogicgate•MultivibratorsPINCONFIGURATION12345678D,N,FEPackagesABTOPVIEWOUTPUTAINVERTINGINPUTANON–INVERTINGINPUTAGNDV+OUTPUTBINVERTINGINPUTBNON–INVERTINGINPUTBSL00079Figure1.PinConfigurationEQUIVALENTCIRCUITV+100μA3.5μA3.5μA100μAQ1Q2Q3Q4Q8Q7Q6Q5–INPUTOUTPUT+INPUT(OneComparatorOnly)SL00080Figure2.EquivalentCircuitORDERINGINFORMATIONDESCRIPTIONTEMPERATURERANGEORDERCODEDWG#8-PinCeramicDualIn-LinePackage(Cerdip)-55°Cto+125°CLM193FE0580A8-PinCeramicDualIn-LinePackage(Cerdip)-25°Cto+85°CLM293FE0580A8-PinPlasticDualIn-LinePackage(DIP)-25°Cto+85°CLM293NSOT97-18-PinPlasticSmallOutline(SO)Package-25°Cto+85°CLM293DSOT96-18-PinPlasticDualIn-LinePackage(DIP)-25°Cto+85°CLM293ANSOT97-18-PinCeramicDualIn-LinePackage(Cerdip)0to+70°CLM393AFE0580A8-PinCeramicDualIn-LinePackage(Cerdip)0to+70°CLM393FE0580A8-PinPlasticSmallOutline(SO)Package0to+70°CLM393DSOT96-18-PinPlasticDualIn-LinePackage(DIP)0to+70°CLM393NSOT97-18-PinPlasticDualIn-LinePackage(DIP)0to+70°CLM393ANSOT97-18-PinPlasticDualIn-LinePackage(DIP)-40°Cto+125°CLM2903NSOT97-18-PinPlasticDualIn-LinePackage(DIP)-40°Cto+125°CLM2903DSOT97-1PhilipsSemiconductorsProductspecificationLM193/A/293/A/393/A/2903Lowpowerdualvoltagecomparator1995Nov272ABSOLUTEMAXIMUMRATINGSSYMBOLPARAMETERRATINGUNITVCCSupplyvoltage36or±18VDCDifferentialinputvoltage36VDCVINInputvoltage-0.3to+36VDCPDMaximumpowerdissipation,TA=25°C(still-air)1FpackageNpackageDpackage7801160780mWmWmWOutputshort-circuittoground2ContinuousIINInputcurrent(VIN-0.3VDC)350mATAOperatingtemperaturerangeLM193/193ALM293/293ALM393/393ALM2903-55to+125-25to+850to+70-40to+125°C°C°C°CTSTGStoragetemperaturerange-65to+150°CTSOLDLeadsolderingtemperature(10secmax)300°CNOTES:1.Derateabove25°C,atthefollowingrates:Fpackageat6.2mW/°CNpackageat9.3mW/°CDpackageat6.2mW/°C2.ShortcircuitsfromtheoutputtoV+cancauseexcessiveheatingandeventualdestruction.Themaximumoutputcurrentisapproximately20mAindependentofthemagnitudeofV+.3.Thisinputcurrentwillonlyexistwhenthevoltageatanyoftheinputleadsisdrivennegative.Itisduetothecollector-basejunctionoftheinputPNPtransistorsbecomingforwardbiasedandtherebyactingasinputdiodeclamps.Inadditiontothisdiodeaction,thereisalsolateralNPNparasitictransistoractionontheICchip.ThistransistoractioncancausetheoutputvoltagesofthecomparatorstogototheV+voltagelevel(ortogroundforalargeoverdrive)forthetimedurationthataninputisdrivennegative.Thisisnotdestructiveandnormaloutputstateswillre-establishwhentheinputvoltage,whichwasnegative,againreturnstoavaluegreaterthan-0.3VDC.PhilipsSemiconductorsProductspecificationLM193/A/293/A/393/A/2903Lowpowerdualvoltagecomparator1995Nov273DCANDACELECTRICALCHARACTERISTICSV+=5VDC,LM193/193A:-55°CTA≤+125°C,unlessotherwisespecified.LM293/293A:-25°CTA≤+85°C,unlessotherwisespecified.LM393/393A:0°CTA≤+70°C,unlessotherwisespecified.LM2903:-40°CTA≤+125°C,unlessotherwisespecified.SYMBOLPARAMETERTESTCONDITIONSLM193ALM293A/393ALM2903UNITSYMBOLPARAMETERTESTCONDITIONSMinTypMaxMinTypMaxMinTypMaxUNITVOSInputoffsetvoltage2TA=25°COvertemp.±1.0±2.0±4.0±1.0±2.0±4.0±2.0±9±7.0±15mVmVVCMInputcommon-modevoltagerange3,6TA=25°COvertemp.00V+-1.5V+-2.000V+-1.5V+-2.000V+-1.5V+-2.0VVVIDRDifferentialinputvoltage1KeepallVINs≥0VDC(orV-ifneed)V+V+V+VIBIASInputbiascurrent4IIN(+)orIIN(-)withoutputinlinearrangeTA=25°COvertemp.251003002525040025200250500nAnAIOSInputoffsetcurrentIIN(+)-IIN(-)TA=25°COvertemp.±3.0±25±100±5.0±50±150±5±50±50±200nAnAIOLOutputsinkcurrentVIN(-)≥1VDC,VIN(+)=0,V0≤1.5VDCTA=25°C6.0166.0166.016mAOutputleakagecurrentV0=5VDC,TA=25°CVIN(+)≥1VDC,VIN(-)=0V0=30VDCOvertemp.0.11.00.11.00.11.0nAμAICCSupplycurrentRL=∞onbothcomparators,TA=25°C0.810.810.81mAICCSupplycurrentRL=∞onbothcomparators,V+=30V12.512.512.5mA