AD509JH ,HIGH SPEED FAST SETTING IC OP AMPSPECIFICATIONS (@ %25°& andVs= %15V deunless oth8lWi~e specified)AD509SAD5O9KAD5O9 JMax UaitaMas Mi ..
AD509KH ,HIGH SPEED FAST SETTING IC OP AMPcharacteristics of the AD.509 are consistent with2. The ADSO9 will drive capaciti~ loads of SOOpF w ..
AD509SH ,HIGH SPEED FAST SETTING IC OP AMPCHARACTERISTICSV:tICI :!:12:10 :!:12:10 :t 12Voltage@RL = 2k.O,T....D[oT-FREQUENCY RESPONSEMHz2020 ..
AD515AJH ,Monolithic Precision, Low Power FET-Input Electrometer Op Ampfeatures proprietary ESD protection circuitry, permanent damage mayoccur on devices subjected to hi ..
AD5160BRJ100-R2 ,256-Position SPI Compatible Digital PotentiometerSpecifications subject to change without notice. No license is granted by implication www.analog.c ..
AD5160BRJ100-RL7 ,256-Position SPI Compatible Digital PotentiometerSpecifications apply to all VRs) Resolution N 8 Bits 4 Differential Nonlinearity DNL –1.5 ..
AD8628AUJZ-REEL ,Zero-Drift, Single-Supply, Rail-to-Rail Input/Output Operational AmplifierSpecifications. 3 Changes to Ordering Guide ...... 4 Change to Functional Description .. 10 Updated ..
AD8628AUJZ-REEL7 ,Zero-Drift, Single-Supply, Rail-to-Rail Input/Output Operational AmplifierFEATURES PIN CONFIGURATIONS Lowest auto-zero amplifier noise OUT 1 5 V+Low offset voltage: 1 µV AD8 ..
AD8629ARZ ,Zero Drift, Single-Supply, Rail-to-Rail, Input/Output Operational AmplifierCharacteristics 6 Infrared Sensors.. 17 Functional Description ... 14 Precision Current Shunts ... ..
AD8629ARZ-REEL7 ,Zero Drift, Single-Supply, Rail-to-Rail, Input/Output Operational AmplifierCHARACTERISTICS Offset Voltage V 1 5 µV OS −40°C ≤ T ≤ +125°C 10 µV AInput Bias Current ..
AD8631ART ,1.8 V, 5 MHz Rail-to-Rail Low Power Operational Amplifiersapplications. The 3 V/µ s slew rate makes the AD8631/AD8632 agood match for driving ASIC inputs, su ..
AD8631ART ,1.8 V, 5 MHz Rail-to-Rail Low Power Operational AmplifiersGENERAL DESCRIPTIONThe AD8631 brings precision and bandwidth to the SOT-23-58OUT A 1 V+package at s ..
AD509JH-AD509SH
HIGH SPEED FAST SETTING IC OP AMP
ANALOGDEVICESfAX-ON-DEHANDHOTLINE-Page12
ANALOGLIllIDEVICESFEATURES
FatSetttingTime~O.1'"in5OOnsmex
0.01%in2.5psmax
HighSlewRate:100V/1lSmin'
Low10':25nAmax
GuaranteedVOlDrift:3OIlVrCmexHighCMRR:BOdBmin
Orive.5OOpFLowPrice
APPLICATIONSAandAIDConverlion
WidebandAmplifi8n
MultiplexeR
Pul.AmplifieR
PRODUCTDESCRIPTION
TheADS09j,ADS09KandADS09Saremonolithic
operationalamplifiersspecificallydesignedforapplications
requiringfastsettlingtimestohighaccuracy.Othercompar-
abledynamicparametersincludeasmallsignalbandwidthof
2OMHz,slewrateoflOOV/JlSminandafullpowerresponse150kHzmin.Thedevicesareinternallycompensatedfor
allclosedloopgainsgreaterthan3,andarecompensatedwithsinglecapacitorforlowergains.
TheinputcharacteristicsoftheAD.509areconsistentwith
0.01%accuracyoverlimitedtemperatureranges;offsetcurrent2SnAmax,offsetvoltageis8mVmax,nullableto'zero,and
offsetvoltagedriftislimitedto30p.V/'Cmax.PSRRand
CMRRaretypically90dB.
TheADS09isdesignedforusewithhighspeedD/AorAID
convenerswheretheminimumconversiontimeislimitedbytheamplifiersetdingtime.If0.01%accuracyofconversionrequired.aconversioncannotbemadeinashonerperiod
thanthetimerequiredfortheamplifiertosettletowithin0.01%ofitsfinalvalue,
AlldevicesaresuppliedintheTO-99package.TheADS09j
andADS09Karespecifiedfor0to+70oCtemperatUterange;theADS09Sforoperationfrom-SSoCto+12SoC.
HighSpeed,
FastSettlingIeUpAmpAD509I
PINCONFIGURATION
TO-99
FREQUENCY
COMPENSATION
INVERTINGr2INPUT2..T!.V+
TOPVIEW
PRODUCTHIGHLIGHTSTheADS09isinternallycompensatedforallclosedloop
gainsabove3.andcompensatedwithasinglecapacitorfor
lowergainsthuseliminatingthec:laboratestabilizingtech-
niquesrequiredbyotherhighspeedICopamps.TheADSO9willdrivecapaciti~loadsofSOOpFwithout
deteriorationinsettlingtime.Largercapacitiveloads
canbedrivenbytailoringthecompensationtominimize
settlingtime.CommonModeRejection,GainandNoisearecompatible
witha0.01%accuracydevice.4.TheADSO9KandADSO9Sare100%testedforminimum
slewrateandguaranteedtosettleto0.01%ofitsfinalvalueinlessthan2.Slls.
OBSOLETE
ANALOGDEVICESfAX-ON-DEMANDHOTLINE-Page13
AD509-SPECIFICATIONS(@%25°&andVs=%15Vdeunlessoth8lWi~especified)
NOTES
SpecifICationSsubjecttocbanaewithoutDOrice,miAandmuspecuJCationsareguarm>teed,
SpecifJCaDoaSshownillboldfacearetaredonall'prodUCtionunitsatfmal
dectric:aItat.Resultsfromt~testsareusedtocalculateoutgoingqualityIe¥$.
ORDERINGGUIDE
TemperatureRange
DoCto+70°C
DoCto+70°C
-55"Cto+12S"C
PackageOption*
H-o8A
H-o8A
H-o8A
Model
AD509JH,
AD509KH
AD509SH
"H-O8A=TO-99StyleMetalCan.ForoutlineinformationseePackage
Informationsection.
AD5O9JAD5O9KAD509S
ModelMiDTypMasMiDTypMaxMiDTypMaxUaita
OPENLOOPGAIN.=:t10V,RL2:2kO7,50015,00010,00015,00010,00015.000VN
TmiDtoT...,RL'"2kO5,0007,5007,500VN
OUTPUTCHARACTERISTICS
Voltage@RL=2k.O,T....D[oT-:10:t12:10:!:12:tICI:!:12V
FREQUENCYRESPONSE
Unity
FullPowerResponse1.2J.6l.52,01.52.0MHz
SlewRate,UnityGain80'12080120100120VI.,...
SettlingTime
100.1%200200200500ms
100.01%1.01.01.02.5,,"5
INPUTOFFSETVOLTAGE
InitialOffset5104848mV
InputOffsetVoltageTmiDtoT...141111mV
InputOff8CIVoltageVI.Supply,
T.....toT...2OCt100100ILVN
INPUTBIASCURRENT
l'Di0ai125250100200100200nA
T...toT-SOO400400nA
INPUTOFFSETCURRENT
Initial205010251025nA
T,,=minlOmax1005050nA
INPUTIMPEDANCE
Differential4()1005010050100MO
INPUTVOLTAGERANGE
Differential:15:15:!::i5V
CommooMode:10,dO:10V
CommonModeRejection7490at908090dB
INPUTNOISEVOLTAGE=10Hz100100100nV/Y'Hz
f'"100Hz303030nV/Y'Hz
f=]OOIt}h1919]9nVIY'Hz
POWERSUPPLY
RatedPerfonnana::!:]5::!:15:t15V
Opcnting:5:20::5:!:20:!:5:!:20V
QuicsceD[Current4'4646mA
TEMPERATURERANGE
Opcnting.RatedPerformanc:e0+700+70-55+125.C
SIOtllF-65+150-65+150-65+150.C
OBSOLETE
ANALOGDEVICESfAX-ON-DEMANDHOTLINE-Page1~
ApplyingtheAD509
APPLYINGTHEADS09
MEASURINGSETTLINGTIME.Settlingtimeisdefinedas
thatperiodrequiredforanamplifieroutputtoswingfromvoltstofullscale,usually10voltS,andtosettletowithinspecifiedpercentageoftbefinaloutputvoltage.Forhigh
accuracysystems,theaccuracyrequirementisnormally
specifiedaseither0.1'.16(lo-bitaccuracy)or0.01'.16(12-bit
accuracy)ofthe10voltoutputlevel.Thesettlingtime
periooiscomprisedofaninitialpropagationdelay,an
additionaltimefortheamplifiertoslewtothevicinityofvolts,andafinaltimeperiodto'recoverfrominternalsaturationandothereffects,andsettlewithinthespecified
errorband.Becausesettlingtimedependsonboth.linear
andnonlinearfactors,thereisnosimpleapproachto
predictingitSfinalvaluetodifferentlevelsofaccuracy,]n
particular,extremelyhighslewratesdonotassurearapid
scnlingtime,sincethisisonlyoneofmanyfactorsaffecting
settlingtime.Inmosthighspeed.amplifiers,afterthe
amplifierhasslewedtothevicinityoftbefinaloutput
voltage,itmustrecoverfrominternalsaturationandthen
allowanyovershootandringingtodampout.These
definitionsareillustratedinFigure1.
E::~~{r!~~~!~~~:~=:===~--,--Eo-AE
DEAOjII
TIMESLEWINGRECOIIERYLINEARSETTLING
-SETTLINGTIMETo1:..:lE-1.:!:~:x100%
Figure1.SettlingTime
TheAD509KandAD509Sareguaranteedtosettleto0.1%SOOnsand0.01"in2.S/JSwhentestedasshowninFigure2.
Thereisnoappreciabledegradationinsettlingtimewhen
thecapacitiveloadisincrea.scdto500pF,asdiscussedbelow.
Thesettlingtimeiscomputedbysummingtheoutputandthe
inputintoadifferentialamplifier,whichthendrivesascope
5f>fDECOUI'lINGCAPACITORSOMITTEDfORCLARITY
fin
SCOI'£
Figure2.AD509SettlingTimeTestCircuit
display.Theresultantwaveformof(Eo-EIN)ofatypical
ADS09isshowninFigure3.Notethatthewaveformcrosses
the1mVpointrepresenting0.01%ac~uracyinapproximately
l.S/JS.Thetoptracerepresentstheoutputsignal;thebottom
tracerepresentstheerrorsignal.
OUTPUT
ERRORSIGNAL
Figure3.SettlingTimeofAD509
SETTLINGTIMEVS.RfANDRi.Settlingtimeofan
amplifierisafunctionofthefeedbackandinputresistors,
sincetheyinteractwiththeinputcapacitanceoftheamplifier.
Whenoperatinginthenon-invertingmode,thesource
impedanceshouldbekeptrelativelylow;e.g.,Sill;inorderinsureoptimumperformance.Thesmallfeedback
capacitor(SpF)isusedinthesettlingtimetestcircuitin
parallelwithtbefeedbackresistortoreduceringing.This
capacitorpartiallycancelsthepoleformedintheloopgain
responseasaresultofthefeedbackandinputresistors,and
theinputcapacitance.
SETTLINGTIMEVS.CAPACIT]VELOAD.TheADS09
willdrivecapacitiveloadsofSOOpFwithoutappreciabledeteriorationinsettlingtime.Largercapacitiveloadscanbe
dtivenbytailoringthecompensationtominimizesettling
time,Figure4showsthesettlingtimeofatypicalADS09,
compensatedforunitygainwitba1SpFcapacitOr,witha
SOOpFcapacitiveloadontheoutput.Notethatsettlingtime0.01%isstillunder2.01-15.
OIJTP\IT
ERRORSIGNAL
Figure4.AD509with500pFCapacitiveLoad
SUGGESTIONSFORMINIMIZINGSETTL]NGTIME.The
ADS09hasbeendesignedtosettleto0.01%accuracyinto2.S/JS.However,thisamplifierisonlyabuildingblockacircuitthatalsohasafeedbacknetwork,inputandoutput
connections,powersupplyconnections,andanumberof
externalcomponentS.Whathasbeenpainsta.kinglygainedin
amplifierdesigncanbelostwithoutcarefulcircuitdesign,
Someoftheelementsofagoodhighspeeddesignare..........
CONNECTIONS.Itisessentialthatcarebetakeninthe.
signalandpowergroundcircuitstoavoidinducingor
generatingextraneousvoltagesinthegroundsignalpaths.iII.0t....1--r-,..11m'n.,I1/i-no-,ti-f1$-
OBSOLETE
-Page15AD509
TheO.lIlFcetatnicpowersupplybypasscapacitorsare
considerablymoreimportantfortheAD509thanforlow
frequencygeneralpurposeamplifiers.Theirmainpurposetoconvertthedistributedhighfrequencygroundtoa
'lumpedsingJepoint(theV+point).TheV+toV-O.lIlF
capacitorequalizesthesupplygroundswhiletheO.lIlF
capacitorfromV+tosignalgroundshouldbereturnedto
signalcommon.Thesignalcommon,whichisbypassedto
pin7,isdefinedasthatpointatwhichtheinputsignalsource,tltcfeedbacknetwork,andtberetUrnsideoftheload
arejoinedtothepowercommon,
Notethatthediagramshowseachindividualcapacitor
directlyconnectedtotheappropriateterminal(pin7[V+).
INVERTINGINPUT
OUTPUTSIGNAL
COMMONPOINT
_INVERTINGINPUT
O.,..FCEIlAMIeOISe
Figunt5.ConfigurationforUnityGainApplications
ANALOGDEVICESfAX-ON-DEMANDHOTLINEaddition,itissuggestedthatallconnectionsbesbortand
direct,andasphysicallydosetothecaseaspossible,sothat
thelengthofanyconductingpathsharedbyexternal
componentswillbeminimized..
COMPONENTS.ResistorsarepreferablymetalfIlmtypes.
becausetheyhavelesscapacitanceandstrayinductance
thanwirewoundtypes,andareavailablewithexcellent
accuraciesandtemperatUrecoefficients.
Diodesarehotcarriertypesfortheveryfastest-settling
applications,butlN914typesaresuitableformoreroutineuses.
Capacitorsincriticallocationsarepolystyrene,teflon,or
polycarbonatetominimizedielectricabsorption.
CIRCUIT.Forthefastestsettlingtimes,keepleadsshort,
orientcomponentstominimizestraycapacitance,keep
circuitimpedancelevelsaslowasconsistentwiththeout-
putcapabilitiesoftheamplifierandthesignalsource,
reduceallextemalloadcapacitancestotheabsolute
minimum.Don'toverlooksocketsorprintedcircuit
boardmountingaspossiblesourcesofdielectricabsorption.
Avoidpole-zeromismatchesinanyfeedbacknetworksused
withtheamplifier.Minimizenoisepickup,
DYNAMICRESPONSEOFADS09
,10010..!80z'"~:i<10...~20
30'
-20.0100..10111OOOt
FREQUENCY-II,10M100M
Figure6.OpenLoopFrequencyandPhaseResponse
-20.0..101Figure7.OpenLoopFrequencyResponseforVariousCc's
THEADS09ASANOUTPUTAMPLIFIERFORFAST
CURRENT-OUTPUTD-TO-ACONVERTERS
Mostfastintegratedcircuitdigitaltoanalogconvertershave
currentoutputs.Thatis,thedigitalinputcodeistranslatedanoutputcurrentproportionaltothedigitalcode.In
manyapplications,thatoutputcurrentisconvertedtoavolt-
agebyconnectinganoperationalamplifierinthecurrent-to-
voltageconvc:;rsionmode.'Thesenlingtimeofthecombinationdependsonthesettling
timeoftheDACandtheoutputamplifier.Agoodapproxima-tionis:TOTAL=.JCt~DAC)2+(tsAMP)2
SomeICDACssettletofinaloutputvaluein100-500nano-
seconds.SincemostICopampsrequirealongertimetosettle:1:0.1%or:1:0.01%offinalvalue,amplifiersettlingtimecan
dominatetotalsettlingtime.Andfora12-bitDAC,oneleast
significantbitisonly0,024%offull-scale,solowdriftand
highlinearityandprecisionarealsorequiredoftbeoutput
amplifier.
Figure8showstheAD509Kconnectedasanoutputamplifier
withtheADS65K,highspeed12-bitICdigital-to-analogcon-
verter.The10picofaradcapacitor,Cl,compensatesforthe
2SpFAD56Soutputcapacitance.ThevoltageoutputoftheAD565K/ADS09Kcombinationsettlesto:to.Ol%inone
microsecond.Thelowinputvoltagedriftandhighopenloop
gainoftheADSO9Kassures12-bitaccuracyovertheoperating
temperaturerange.
AD566KSkU~
Figure8.AD509asanOutputAmplifierforBFastCurrent-
OutputD-tO-AConvert",
OBSOLETE
This datasheet has been downloaded from:
www.ic-phoenix.com
Datasheets for electronic components.
