pdf viewer in c# code project : How to copy pictures from a pdf SDK Library API wpf .net winforms sharepoint slaa5820-part1286

EbenezerDwobeng
TIDesignsHighSpeed:VerifiedDesign
MeasuringBitErrorsintheOutputWordofanA/D
Converter
TIDesignsHighSpeed
DesignOverview
TIDesignsHighSpeeddesignsareanalogsolutions
Forapplicationswheretherearebiterrorsand
createdbyTI’sanalogexperts.VerifiedDesignsoffer
resultingsampleerrors(alsocalledsparklecodes,
thetheory,partselection,simulation,completePCB
worderrors,orcodeerrors),theabilitytomeasurethe
schematic&layout,billofmaterials,andmeasured
Errorratescausedbythesebiterrorsisimportant.
performanceofusefulcircuits.Circuitmodifications
Thisapplicationnoteproposesamethodtoaccurately
thathelptomeetalternatedesigngoalsarealso
measuretheseerrorsoveranindefinitetimeand
discussed.
providesanexampleofhowthismeasurementcanbe
doneusingasimpleFPGAplatform.Codeisavailable
DesignResources
forthetwoexamplesdescribedintheapplicationnote.
SourcecodeisavailablebyrequestthroughtheHighSpeedData
ConverterE2Eforum.
HighSpeedDataConvertersForum
ASKOurAnalogExperts
WebBenchCalculatorTools
TIDesignsPrecisionLibrary
AnIMPORTANTNOTICEattheendofthisTIreferencedesignaddressesauthorizeduse,intellectualpropertymattersandother
importantdisclaimersandinformation.
BluetoothisaregisteredtrademarkofBluetoothSIG,Inc..
LatticeECP3isatrademarkofLatticeSemiconductorCorporation.
Allothertrademarksarethepropertyoftheirrespectiveowners.
1
SLAA582–April2013
MeasuringBitErrorsintheOutputWordofanA/DConverter
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
How to copy pictures from a pdf - copy, paste, cut PDF images in C#.net, ASP.NET, MVC, Ajax, WinForms, WPF
Detailed tutorial for copying, pasting, and cutting image in PDF page using C# class code
paste picture into pdf; cut and paste pdf images
How to copy pictures from a pdf - VB.NET PDF copy, paste image library: copy, paste, cut PDF images in vb.net, ASP.NET, MVC, Ajax, WinForms, WPF
VB.NET Tutorial for How to Cut or Copy an Image from One Page and Paste to Another
copy picture from pdf to word; how to cut a picture out of a pdf file
ln(1 CL)
n 
p
MeasuringBitErrorsintheOutputWordofanA/DConverter
www.ti.com
1
MeasuringBitErrorsintheOutputWordofanA/DConverter
Wordsdon’talwayscomeoutofanADCtherightway.
Somebiterrorsintheoutputwordsofananalog-to-digitalconverter(ADC),suchasthosedueto
comparatormetastability(sparklecodes)[1]andlowfrequencyflickernoise,occuroveralargenumberof
ADCoutputwords.Thesearenotalwayscapturedincommonperformancemetricssuchassignal-to-
noiseratio(SNR)oreffectivenumberofbits(ENOB),whichreliesonspectralanalysisofalimitednumber
oftheoutputwordsoverashorttimeinterval.
ThecomplexcomputationsinvolvedinFastFourierTransform(FFT)algorithmsusedinspectral
analysis[2]andthelargememorysizerequiredtostoredata,makesthismethodimpracticalforBER
analysisbecauseofthelongobservationwindowrequired.Expectederrorratesforapplicationssuchas
Bluetooth
®
,WLAN,andinstrumentationaredepictedinFigure1.[1]
Onecommonmethodistodetectandcountbiterrorsbycomparingtwosuccessivewords(orsamples)
outofanADC.Becausethesamplingfrequencyandinputsignalarecarefullychosentoensurethatthere
islessthanoneleast-significantbit(LSB)changebetweensuccessivesamples,abiterrorisdetectedif
thisdifferenceisgreaterthananLSB.
Inthisapplicationnote,ameanstocontinuouslymonitorandlogbiterrorsbycomparingsamplesin
successiveframesoftheoutputcodesofanADCoutputcodesisdiscussed.Implementationresultsusing
LatticeECP3™FPGAonaTSW1405datacapturecard[3]andTI'sADS5402[4]andADS4249[5]ADCs
aregiven.Theapplicationnotealsobrieflydiscussescoherentsamplingandtheconfidencelevelofa
BERmeasurement.
Figure1. BERRequirementsofSomeCommonApplications
2
ConfidenceLevelofaBERMeasurement
Bit-errorrateistheratioofthenumberoferroneousbitsobservedtothetotalnumberofbitsinabit
stream.WhenappliedtoADCs,thebit-errorratemeasuresthenumberoferroneoussamplesexpectedat
theoutputwithinagiventimeinterval.Becausetheoccurrenceofbiterrorsisarandomprocess,alarge
numberofsamplesmustbeobservedoveralongperiod(ideallyinfinite)toaccuratelydeterminetheerror
rate.However,inarealworldmeasurement,thenumberofobservablesamplesislimitedbyfinitetest
time.Thus,theactualvaluefortheBERcannotbedeterminedwith100%certainty.
Theconfidencelevel(CL)givestheprobabilitythatameasuredBERvalueislessthanorequaltothe
actualBERvalueifthebitswhereobservedoveraninfinitetime.TheCLisrelatedtothenumberofbits
thataretransmitted(orreceived)throughasystemwithoutanyerrors(n)andtheactualvalueoftheBER
ifthebitstreamisobservedforaninfinitetime(p)byEquation1[6]:
.
(1)
2
MeasuringBitErrorsintheOutputWordofanA/DConverter
SLAA582–April2013
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
VB.NET PDF Convert to Word SDK: Convert PDF to Word library in vb.
application. In addition, texts, pictures and font formatting of source PDF file are accurately retained in converted Word document file.
how to cut and paste image from pdf; paste image into pdf
VB Imaging - VB Code 93 Generator Tutorial
pictures on PDF documents, multi-page TIFF, Microsoft Office Word, Excel and PowerPoint. Please create a Windows application or ASP.NET web form and copy the
how to copy and paste a picture from a pdf; paste image into pdf acrobat

cycle
in
s
N
y n
sin 2
n
sin 2
n
N
n
(positiveinteger)

cycle
s
in
N
N
Samplingtime
ƒ
ƒ
www.ti.com
ConceptofADCBEREstimation
Thus,todetermineiftheBERofasystemislessthanpataconfidencelevelofCL,itshouldbepossible
totransmit(orreceive)atleastntotalbitsthroughthesystemwithoutanyerror.Asanexample,to
determineiftheactualBERvalueislessthan10
-10
(p)witha95%certainty(CL),thetotalnumberofbits
totransmitwithouterrors(n)evaluatesto2.996×10
10
bits(fromEquation1).Fora14-bitADCrunningat
100MSPS,thismeansthattheADCshouldbeabletorunforapproximately22secondswithoutanybit
error(orsampleerror).
3
ConceptofADCBEREstimation
AcontinuoustimesignalisgenerallyrepresentedbyEquation2.
y=sin(2
π
ƒ
in
t)
(2)
WhenthecontinuoustimesignalinEquation2,withafrequencyƒ
in
issampledatarateƒ
s
,thedurationof
samplingisrelatedtothenumberofcycles(N
cycle
)ofthecontinuoussignalandthenumberofsamples(N)
byEquation3:
(3)
Ifthenumberofcyclesofthecontinuoustimesignal(N
cycle
)isapositiveinteger,thenthefrequencypairƒ
in
andƒ
s
arecoherentfrequencies.CoherencyensuresthateverygroupofN
cycle
cyclesofthecontinuous
signalhasexactlyNdiscretesamplesandeverygroupofNdiscretesamplesisthesame([y
0
,y
1
...y
N– 1
]=
[y
Nm
,y
Nm+1
…y2
Nm– 1
],misapositiveinteger)
TheresultingdiscretetimesignalobtainedaftersamplingisgivenbyEquation4.
(4)
Theleastvalueofnafterwhichthediscretesamplesstartrepeatingistheperiodofthediscretesignal.
FromEquation4,whenN
cycle
isaprimenumber,thediscretesignaly(n)willonlystartrepeatingwhenn
equalstoN.Consequently,fromEquation3,ifƒ
in
s
,andNarechosentoensurethatN
cycle
isaprime
integer,thentheresultingdiscretetimesignalisensuredtohaveNuniquediscretesamples.
AsshownconceptuallyinFigure2,alltheNuniqueoutputwords(orsamples)inoneperiodofthe
discretetimesignalfromanm-bitsADCarecapturedandstoredinabufferofsizem×N.Thesesamples
arethencomparedwiththenextNsamplesoutoftheADC.Ifthesamplingfrequencyandinputsignal
frequencyarecoherentandthenumberofthecontinuoustimesignalcyclesafterNdiscretetimesamples
isaprimenumber,thensamplenumbersnandn+Nareequaliftherearenobiterrors.However,ifthere
arebiterrorsintheADC’soutputcodes,thedifferencebetweenthesetwosamplesisnon-zero.The
magnitudeofthisdifferencedependsontheerrorbitposition.Thusanynon-zerovalueresultingfrom
subtractingthecorrespondingsamplesnandn+Nisflaggedasabiterror.Themagnitudeoftheerroris
comparedwithathresholdvaluetodeterminethebitpositionwheretheerrorislocatedandthencounted
byanerrorcounter.
3
SLAA582–April2013
MeasuringBitErrorsintheOutputWordofanA/DConverter
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
C# Imaging - C# Code 93 Generator Tutorial
pictures on PDF documents, multi-page TIFF, Microsoft Office Word, Excel and PowerPoint. Please create a Windows application or ASP.NET web form and copy the
how to cut a picture from a pdf document; copying image from pdf to word
C#: Use OCR SDK Library to Get Image and Document Text
color image recognition for scanned documents and pictures in C#. text content from whole PDF file, single PDF page and You can directly copy demos to your .NET
paste image into preview pdf; cut picture pdf
ConceptofADCBEREstimation
www.ti.com
3.1
DoubleCounting
EveryADCoutputwordiscomparedtwice;oncewiththecorrespondingsampleintheframebeforeitand
alsowiththecorrespondingsampleintheframeafterit.Toavoidcountingworderrorstwice,theoutputof
theerrorcounterisdividedby2.
Figure2.ConceptualDiagramofModuleusedtoDetectandCountADCWordErrors
ThevalueofN(ortheframesize)mustbechosentoensurethatalltheADCsoutputcodesaretestedfor
biterrors.Thisrequiresthatthetotalnumberofsamplesinaperiod(N)ofthediscretetimesignalmustbe
atleastequalto2
ADCresolution
.
3.2
Implementation
ThemoduleshowninFigure3detectsandcountsthebiterrorsintheoutputoftheADC.Themodule
consistsofaninterfaceblocktoreceivedatafromtheADC,adouble-clockFIFO(dclkFIFO),single-clock
FIFO(sclkFIFO),asubtractorandanerrorcounter.Dataisrepresentedin2’scomplementformat.
Figure3.ModuleforMeasuringWordErrorsofanADC
4
MeasuringBitErrorsintheOutputWordofanA/DConverter
SLAA582–April2013
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
VB.NET Image: VB.NET Codes to Load Images from File / Stream in .
Now you can freely copy the VB.NET sample this VB.NET imaging library with pictures of your provide powerful & profession imaging controls, PDF document, image
copy paste image pdf; how to copy a picture from a pdf file
C# Imaging - C# MSI Plessey Barcode Tutorial
Create high-quality MSI Plessey bar code pictures for almost Copy C#.NET code below to print an MSI a document file, like Word, Excel, PowerPoint, PDF and TIFF
how to copy text from pdf image; cut image from pdf online
www.ti.com
ConceptofADCBEREstimation
Figure4.TimingBehaviorforFirst64kSamplesBeforetheFullFlagofsclkFIFOisAsserted
Figure5.TimingBehaviorAfterFirst64kSamplesWhentheFullFlagofsclkFIFOisAsserted
5
SLAA582–April2013
MeasuringBitErrorsintheOutputWordofanA/DConverter
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
VB.NET Image: VB.NET Code to Create Watermark on Images in .NET
and whether to burn it to the pictures to make Please feel free to copy them to your program provide powerful & profession imaging controls, PDF document, tiff
paste image into pdf acrobat; paste image into pdf in preview
C# Imaging - Scan RM4SCC Barcode in C#.NET
easily detect & decode RM4SCC barcode from scanned documents and pictures in your Decode RM4SCC from documents (PDF, Word, Excel and PPT) and extract barcode
paste image in pdf file; how to paste a picture into a pdf document
 
 
in
s
in
cycle
s
15
cycle
cycle
DesiredInputfrequency( )  1 5.5MHz
Samplerate( )
245.76MHz
N
Numberof cyclesN
2
15.5M
Numberof cyclesN
2066.6667
245.76M
N
issetto2069,thepr
 
15
imenumbernearest 2066.6667
2069 245.76M
Coherentfrequency
 15.5175MHz
2
ConceptofADCBEREstimation
www.ti.com
TheinterfaceblockreceivesdatacominginfromtheADC.Thisdataiseitherdoubledatarate(DDR)or
singledatarate(SDR).AllthemajorFPGAvendorsincludethismoduleaspartoftheirIPlibrary.For
implementationonaLatticeECP3FPGA,usetheIDDRX2D1
[7]
primitivewheninterfacingtoaDDRADC.
Themoduleaftertheinterfaceblockextendsthesignbit(orMSB)ofthem-bittwo’scomplementdata
fromtheADCintoa16-bitword(ifm<16).Themodulealsoconcatenatestwoconsecutivesamplesinto
one32-bitwordforthedclkFIFO.
ThedclkFIFOblockaccumulatesupto8samplesoftheADC,each16-bitswide,andoutputs128-bit
widedataat1/8
th
theinputclockspeed.Thisenablesthelogicfollowingthisblocktorunatalowerspeed.
ThesclkFIFOblockholdsoneframeofsamplesfromtheADC(upto64k,16-bitwidesamplesona
LatticeECP3FPGA).Anytimeasample,n(nisanypositiveinteger),isavailableattheinputofthisblock,
thesamplenmod64kinsidetheFIFOispoppedoutandthesample,n,iswrittentotheendoftheFIFO.
Afterthisblockisresetatstartup,theFIFOstartsfillingwithdataonthepositiveedgeofclockFs/4when
thewriteenable(we)signalishigh.BecausewetogglesatarateofFs/8,dataiseffectivelywrittenat
thisrateuntiltheFIFOfillsupandthefullflagisasserted.Uponassertionofthefullflag,theFIFOread
operationisenabledandthefirstADCwordthatwaswrittenintotheFIFOispoppedtotheoutputport
(Q).Followingthereadoperation,thefullflagisde-assertedjustintimeforthefirstwordofthenext
periodof64ksamplestobewrittentotheendoftheFIFOatthenextrisingedgeofthewriteclock.
TimingdiagramsforthesesignalsarefoundinFigure4andFigure5.
Thesubtractorblockisanasynchronousblockthatcomputestheabsolutevalueofthedifferencebetween
thecurrentsampleavailableattheinputofthesclkFIFOandthecorrespondingsamplefromtheprevious
framepoppedoutoftheFIFO.Thesubtractorblockenables(sub_en)atthefirstrisingedgeofthefullflag
ofsclkFIFO(afteritisfilledwiththefirst64ksamplesfromtheADC).Theoutputofthisblockisalways
zeroiftherearenobiterrorsandtheinputsignalandsampleclockfrequenciestotheADCarecoherent.
Iftherearebiterrors,themagnitudeoftheoutputdependsonthebitpositionoftheerror.
Theerrorcountercountsthedataattheoutputofthesubtractorblockthataregreaterthanorequaltoa
specifiedthresholdvalue.Dataattheoutputofthesubtractorblockislatchedintotheerrorcounterblock
atarateofFs/8andthethresholdvalueissubtractedfromit.Ifthedifferenceisnegativethenthe
thresholdvalueisgreaterthanthelatcheddataandviceversa.For2’scomplementdata,theMSBis1for
negativenumbersand0fornon-negativenumbers.Consequently,thecounterisincrementedbythe
inverseoftheMSB.
3.3
MeasuredResults
ThissectiondescribesresultsfrommeasurementswithTI’sADS4249andADS5402ADCs.
3.3.1
ADS4249
MeasuredresultsfortheADS4249,a2-channel,DDR,14-bit,250-MSPSADCaregivenbelow.
Measurementswerecarriedoutover24hoursatasamplerateof245.76MHzandinputsignallevelof–1
dBFs.Anappropriatecoherentfrequencyfortheinputsignalwaschosenasfollows:
minimumframesize(N)=2
ADC resolution
=2
14
ADCwords
BecauseaLatticeECP3FPGAholdsupto2
16
of16-bitwordsintheinternalFIFO,theframesizeissetto
2
15
foreachchannel.
6
MeasuringBitErrorsintheOutputWordofanA/DConverter
SLAA582–April2013
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
C# Imaging - Scan ISBN Barcode in C#.NET
which can be used to track images, pictures and documents BarcodeType.ISBN); // read barcode from PDF page Barcode from PowerPoint slide, you can copy demo code
how to copy an image from a pdf to powerpoint; pasting image into pdf
VB.NET Image: Easy to Create Ellipse Annotation with VB.NET
ellipse annotation to document files, like PDF & Word ellipse annotation on documents, images & pictures using VB in Visual Studio, you can copy the following
copying a pdf image to word; how to cut and paste image from pdf
15
12
ln(1 CL)
ln(1 0.95)
p 
141.08 10
n
21.2337 10

ln(1 CL)
n 
p
1 hr
2 hrs
3 hrs
4 hrs
5 hrs
17 hrs
24 hrs
>512
0
0
0
0
0
0
0
>128
0
0
0
0
0
1
1
>64
1
1
1
2
2
5
7
>32
3
4
4
5
5
20
23
0
5
10
15
20
25
30
35
NumberofErrors
www.ti.com
ConceptofADCBEREstimation
Thus,thefrequencyoftheinputsignalissetto15.5175MHzforasamplingclockfrequencyof245.76
MHz.Thisfrequencypairensuresthatthesamplesofthediscretesignalonlyrepeatsafterevery2
15
samplesorafterevery2069cyclesoftheinputsignal.
Alsothresholdvaluesaresetat32,64,128,and512todeterminethemagnitudeoftheerrorsattheADC
output.Basedonthesethresholdvalues,thedistributionoftheerrormagnitudesafter24hoursof
measurementsisshowninFigure6.
Figure6.MeasuredWordErrorsforADS4249ADCOver24Hours(hrs)
After24hoursofmeasurement:
TotalADCwords(in24hrs)=245.76×10
6
(24×60×60)=21.2337×10
12
Thus,outofthe21.2337×10
12
wordsoutoftheADC,23wereerroneousandthedistributionofthe
magnitudeoftheerrorsisasfollows:
32
errormagnitude<64=15
64
errormagnitude<128=6
128
errormagnitude<512=1
errormagnitude
512=0
3.3.1.1
BEREstimateforADS4249at95%ConfidenceLevel
A95%cofidencelevel(CL)meansthatiftheBERmeasurementsarerepeatedmultipletimes,95%gives
resultsthatareeitherequaltoorbetterthantheresultpresentedhere.
FromEquation1:
Becausenobiterrorsareobservedabove10LSBs(orerrormagnitudegreaterthan512):
Consequently,ifthesemeasurementsarerepeated100timesforADS4249,95timesoutofthe100times
givesaBERvaluethatiseitherequaltoorlessthan141.08×10
–15
forbitsgreaterthanorequalto10
LSBs.
3.3.2
ADS5402
MeasuredresultsfortheADS5402,a2-channel,DDR,12-bit,800-MSPSADCaregivenbelow.
Measurementswerecarriedoutover48hoursatasamplerateof737.28MHzandinputlevelof–1dBFs.
Anappropriatecoherentfrequencyfortheinputsignalwaschosenasfollows:
minimumframesize(N)=2
ADC resolution
=2
12
ADCwords
BecausethetotalavailablememoryontheLatticeECP3FPGAis2
16
of16-bitwordsandthedevicehas
twochannels,theframesizeissetto2
15
foreachchannel.
7
SLAA582–April2013
MeasuringBitErrorsintheOutputWordofanA/DConverter
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
15
12
ln(1 CL) ln(1 0.95)
p 
23.588 10
n
127 10

ln(1 CL)
n 
p
1hr
14 hrs
16 hrs
20 hrs
44 hrs
46 hrs
48 hrs
>16
0
10
12
15
34
35
37
>32
0
0
0
0
0
0
0
>64
0
0
0
0
0
0
0
0
5
10
15
20
25
30
35
40
NumberofErrors
 
in
s
15
cycle
cycle
DesiredInputfrequency( ) 15.5MHz
Samplerate( ) 737.28MHz
2
15.5M
Numberof cyclesN
688.8889
737.28M
N
issetto691,theprimenumber nearest688.8889
Coherentfreque
 
15
691 737.28M
ncy
1 5.5475MHz
2
ConceptofADCBEREstimation
www.ti.com
Thus,thefrequencyoftheinputsignalissetto15.5475MHzforasamplingclockfrequencyof737.28
MHz.Thisfrequencypairensuresthatthesamplesofthediscretesignalonlyrepeatsafterevery215
samplesorafterevery691cyclesoftheinputsignal.
Also,thresholdvaluesaresetat16,32,and64todeterminethemagnitudeoftheerrorsattheADC
output.Basedonthesethresholdvalues,thedistributionoftheerrormagnitudesafter48hoursof
measurementsisshowninFigure7.
Figure7.MeasuredWordErrorsforADS5402ADCOver48Hours(hrs)
After48hoursofmeasurement:
TotalADCwords(in48hrs)=737.28×10
6
(48×60×60)=127×10
12
Thus,ofthe127×10
12
wordsoutoftheADC,37wereerroneousandthedistributionofthemagnitudeof
theerrorsisasfollows:
16
errormagnitude<32=37
32
errormagnitude<64=0
errormagnitude
64=0
3.3.2.1
BEREstimateforADS5402at95%ConfidenceLevel
FromEquation1:
.
Becausenobiterrorsareobservedabove6LSBs(orerrormagnitudegreaterthan32):
Consequently,ifthesemeasurementsarerepeated100timesforADS5402,95timesoutofthe100gives
aBERvaluethatiseitherequaltoorlessthan23.588×10
–15
forbitsgreaterthanorequalto6LSBs.
8
MeasuringBitErrorsintheOutputWordofanA/DConverter
SLAA582–April2013
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
www.ti.com
Conclusion
4
Conclusion
Becauseofthelimitationsinthesamplesizethatcanbeusedinspectralanalysis,someofthebiterrors
intheoutputwordofanADCmaynotbecapturedincommonlyusedperformancemetricssuchasSNR
orENOB.Forsucherrorswhichoccuroveralargenumberofoutputsamples,ameanstocontinuously
monitortheoutputoftheADCforerrorsisrequired.Onesuchmethod,basedoncomparingoutputframes
oftheA/Dconverterwasdiscussedandimplementedinthisapplicationnote.Theresultsfromsuch
measurementscanbeusedalongsideFFTbasedmetricstoproperlyquantifytheperformanceofanADC.
5
References
1. ShankarGudahos,PaulJ.Hurst,StephenH.Lewis,APipelinedADCwithMetastabilityErrorRate<
10
–15
Errors/Sample,IEEEJ.Solid-StateCircuits,vol.47,no.9,pp.2119-2128,Sep.2012.
2. JohnGProakis,DimitrisG.Manolakis,DigitalSignalProcessing,Principles,Algorithmsand
Applications,PrenticeHallInc,4
th
Edition,Ch8,pg522,2007.
3. TSW1405low-costdatacapturecard(www.ti.com/tool/tsw1405evm).
4. ADS5402datasheet(SLAS936).
5. ADS4249datasheet(SBAS534).
6. J.Redd,CalculatingStatisticalConfidenceLevelsforError-ProbabilityEstimates,Lightwave,pp.110-
114,April2000.
7. LatticeECP3High-SpeedI/OInterface,TechnicalNoteTN1180,LatticeSemiconductor,November
2012.
9
SLAA582–April2013
MeasuringBitErrorsintheOutputWordofanA/DConverter
SubmitDocumentationFeedback
Copyright©2013,TexasInstrumentsIncorporated
IMPORTANTNOTICEFORTIREFERENCEDESIGNS
TexasInstrumentsIncorporated("TI")referencedesignsaresolelyintendedtoassistdesigners(“Buyers”)whoaredevelopingsystemsthat
incorporateTIsemiconductorproducts(alsoreferredtohereinas“components”).BuyerunderstandsandagreesthatBuyerremains
responsibleforusingitsindependentanalysis,evaluationandjudgmentindesigningBuyer’ssystemsandproducts.
TIreferencedesignshavebeencreatedusingstandardlaboratoryconditionsandengineeringpractices.TIhasnotconductedany
testingotherthanthatspecificallydescribedinthepublisheddocumentationforaparticularreferencedesign.TImaymake
corrections,enhancements,improvementsandotherchangestoitsreferencedesigns.
BuyersareauthorizedtouseTIreferencedesignswiththeTIcomponent(s)identifiedineachparticularreferencedesignandtomodifythe
referencedesigninthedevelopmentoftheirendproducts.HOWEVER,NOOTHERLICENSE,EXPRESSORIMPLIED,BYESTOPPEL
OROTHERWISETOANYOTHERTIINTELLECTUALPROPERTYRIGHT,ANDNOLICENSETOANYTHIRDPARTYTECHNOLOGY
ORINTELLECTUALPROPERTYRIGHT,ISGRANTEDHEREIN,includingbutnotlimitedtoanypatentright,copyright,maskworkright,
orotherintellectualpropertyrightrelatingtoanycombination,machine,orprocessinwhichTIcomponentsorservicesareused.
InformationpublishedbyTIregardingthird-partyproductsorservicesdoesnotconstitutealicensetousesuchproductsorservices,ora
warrantyorendorsementthereof.Useofsuchinformationmayrequirealicensefromathirdpartyunderthepatentsorotherintellectual
propertyofthethirdparty,oralicensefromTIunderthepatentsorotherintellectualpropertyofTI.
TIREFERENCEDESIGNSAREPROVIDED"ASIS".TIMAKESNOWARRANTIESORREPRESENTATIONSWITHREGARDTOTHE
REFERENCEDESIGNSORUSEOFTHEREFERENCEDESIGNS,EXPRESS,IMPLIEDORSTATUTORY,INCLUDINGACCURACYOR
COMPLETENESS.TIDISCLAIMSANYWARRANTYOFTITLEANDANYIMPLIEDWARRANTIESOFMERCHANTABILITY,FITNESS
FORAPARTICULARPURPOSE,QUIETENJOYMENT,QUIETPOSSESSION,ANDNON-INFRINGEMENTOFANYTHIRDPARTY
INTELLECTUALPROPERTYRIGHTSWITHREGARDTOTIREFERENCEDESIGNSORUSETHEREOF.TISHALLNOTBELIABLE
FORANDSHALLNOTDEFENDORINDEMNIFYBUYERSAGAINSTANYTHIRDPARTYINFRINGEMENTCLAIMTHATRELATESTO
ORISBASEDONACOMBINATIONOFCOMPONENTSPROVIDEDINATIREFERENCEDESIGN.INNOEVENTSHALLTIBE
LIABLEFORANYACTUAL,SPECIAL,INCIDENTAL,CONSEQUENTIALORINDIRECTDAMAGES,HOWEVERCAUSED,ONANY
THEORYOFLIABILITYANDWHETHERORNOTTIHASBEENADVISEDOFTHEPOSSIBILITYOFSUCHDAMAGES,ARISINGIN
ANYWAYOUTOFTIREFERENCEDESIGNSORBUYER’SUSEOFTIREFERENCEDESIGNS.
TIreservestherighttomakecorrections,enhancements,improvementsandotherchangestoitssemiconductorproductsandservicesper
JESD46,latestissue,andtodiscontinueanyproductorserviceperJESD48,latestissue.Buyersshouldobtainthelatestrelevant
informationbeforeplacingordersandshouldverifythatsuchinformationiscurrentandcomplete.Allsemiconductorproductsaresold
subjecttoTI’stermsandconditionsofsalesuppliedatthetimeoforderacknowledgment.
TIwarrantsperformanceofitscomponentstothespecificationsapplicableatthetimeofsale,inaccordancewiththewarrantyinTI’sterms
andconditionsofsaleofsemiconductorproducts.TestingandotherqualitycontroltechniquesforTIcomponentsareusedtotheextentTI
deemsnecessarytosupportthiswarranty.Exceptwheremandatedbyapplicablelaw,testingofallparametersofeachcomponentisnot
necessarilyperformed.
TIassumesnoliabilityforapplicationsassistanceorthedesignofBuyers’ products.Buyersareresponsiblefortheirproductsand
applicationsusingTIcomponents.TominimizetherisksassociatedwithBuyers’ productsandapplications,Buyersshouldprovide
adequatedesignandoperatingsafeguards.
ReproductionofsignificantportionsofTIinformationinTIdatabooks,datasheetsorreferencedesignsispermissibleonlyifreproductionis
withoutalterationandisaccompaniedbyallassociatedwarranties,conditions,limitations,andnotices.TIisnotresponsibleorliablefor
suchaltereddocumentation.Informationofthirdpartiesmaybesubjecttoadditionalrestrictions.
Buyeracknowledgesandagreesthatitissolelyresponsibleforcompliancewithalllegal,regulatoryandsafety-relatedrequirements
concerningitsproducts,andanyuseofTIcomponentsinitsapplications,notwithstandinganyapplications-relatedinformationorsupport
thatmaybeprovidedbyTI.Buyerrepresentsandagreesthatithasallthenecessaryexpertisetocreateandimplementsafeguardsthat
anticipatedangerousfailures,monitorfailuresandtheirconsequences,lessenthelikelihoodofdangerousfailuresandtakeappropriate
remedialactions.BuyerwillfullyindemnifyTIanditsrepresentativesagainstanydamagesarisingoutoftheuseofanyTIcomponentsin
Buyer’ssafety-criticalapplications.
Insomecases,TIcomponentsmaybepromotedspecificallytofacilitatesafety-relatedapplications.Withsuchcomponents,TI’sgoalisto
helpenablecustomerstodesignandcreatetheirownend-productsolutionsthatmeetapplicablefunctionalsafetystandardsand
requirements.Nonetheless,suchcomponentsaresubjecttotheseterms.
NoTIcomponentsareauthorizedforuseinFDAClassIII(orsimilarlife-criticalmedicalequipment)unlessauthorizedofficersoftheparties
haveexecutedanagreementspecificallygoverningsuchuse.
OnlythoseTIcomponentsthatTIhasspecificallydesignatedasmilitarygradeor“enhancedplastic” aredesignedandintendedforusein
military/aerospaceapplicationsorenvironments.BuyeracknowledgesandagreesthatanymilitaryoraerospaceuseofTIcomponentsthat
havenotbeensodesignatedissolelyatBuyer'srisk,andBuyerissolelyresponsibleforcompliancewithalllegalandregulatory
requirementsinconnectionwithsuchuse.
TIhasspecificallydesignatedcertaincomponentsasmeetingISO/TS16949requirements,mainlyforautomotiveuse.Inanycaseofuseof
non-designatedproducts,TIwillnotberesponsibleforanyfailuretomeetISO/TS16949.
MailingAddress:TexasInstruments,PostOfficeBox655303,Dallas,Texas75265
Copyright©2013,TexasInstrumentsIncorporated
Documents you may be interested
Documents you may be interested