Texas Instruments LMV721-N Handleiding

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LMV721-N,LMV722-N

www.ti.com

SNOS414I–AUGUST1999–REVISEDAUGUST2013

LMV721-N/LMV72210MHz,LowNoise,LowVoltage,andLowPowerOperationalAmplifier

CheckforSamples:LMV721-N,LMV722-N

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FEATURES

DESCRIPTION

TheLMV721-N(Single)andLMV722(Dual)arelow

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•(ForTypical,5VSupplyValues;Unless

noise,lowvoltage,andlowpoweropamps,thatcan

OtherwiseNoted)

bedesignedintoawiderangeofapplications.The

•Ensured2.2Vand5.0VPerformance

LMV721-N/LMV722hasaunitygainbandwidthof

•LowSupplyCurrentLMV721-N/2

10MHz,aslewrateof5V/us,andaquiescentcurrent

of930uA/amplifierat2.2V.

930µA/Amplifierat2.2V

•HighUnity-GainBandwidth10MHz

TheLMV721-N/722aredesignedtoprovideoptimal

performanceinlowvoltageandlownoisesystems.

•Rail-to-RailOutputSwing

Theyproviderail-to-railoutputswingintoheavy

–at600ΩLoad120mVfromEitherRailat

loads.Theinputcommon-modevoltagerange

2.2V

includesground,andthemaximuminputoffset

–at2kΩLoad50mVfromEitherRailat2.2V

voltageare3.5mV(OverTemp)fortheLMV721-

N/LMV722.Theircapacitiveloadcapabilityisalso

•InputCommonModeVoltageRangeIncludes

goodatlowsupplyvoltages.Theoperatingrangeis

Ground

from2.2Vto5.5V.

•SiliconDust,SC70-5Package2.0x2.0x1.0mm

ThechipisbuiltwithTI'sadvancedSubmicron

•InputVoltageNoise9nV/√Hzatf=1KHz

Silicon-GateBiCMOSprocess.Thesingleversion,

LMV721-N,isavailablein5pinSOT-23andaSC70

APPLICATIONS

(new)package.Thedualversion,LMV722,is

•CellularanCordlessPhones

availableinanSOIC-8andVSSOP-8package.

•ActiveFilterandBuffers

•LaptopsandPDAs

•BatteryPoweredElectronics

TypicalApplication

Figure1.ABatteryPoweredMicrophonePreamplifier

Thesedeviceshavelimitedbuilt-inESDprotection.Theleadsshouldbeshortedtogetherorthedeviceplacedinconductivefoam

duringstorageorhandlingtopreventelectrostaticdamagetotheMOSgates.

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Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2Alltrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©1999–2013,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties