Texas Instruments ADS8353 Handleiding
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AVDD
AVDD
V
CM
4
1.8 nF
+
V
IN+
-
+
+
OPA836
AINP
AINM
GND
AVDD
ADSxx53
4
INPUT DRIVER
ADS8353 : 16-bit, 600 kSPS
ADS7853 : 14-bit, 1 MSPS
ADS7253 : 12-bit, 1 MSPS
1k
1 k
V
DC
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Reference
Design
ADS8353
,
ADS7853
,
ADS7253
SBAS584B–OCTOBER2013–REVISEDAUGUST2014
ADSxx53Dual,High-Speed,16-,14-,and12-Bit,
Simultaneous-Sampling,Analog-to-DigitalConverters
1Features2Applications
1
•16-,14-,and12-Bit,Pin-CompatibleFamily
•MotorControl:
PositionMeasurementUsingEncoders
•SimultaneousSamplingofTwoChannels
•OpticalNetworking:EDFAGainControlLoops
•SupportsSingle-EndedandPseudo-Differential
Inputs•ProtectionRelays
•HighSpeed:•PowerQualityMeasurement
•Three-PhasePowerControls
–ADS8353:16Bits,600kSPS
•ProgrammableLogicControllers
–ADS7853:14Bits,1MSPS
–ADS7253:12Bits,1MSPS
3Description
•ExcellentDCPerformance:
TheADS8353,ADS7853,andADS7253belongtoa
–ADS8353:
familyofpin-compatible,dual,high-speed,
–16-BitNMCDNL,±2.5-LSBMaxINL
simultaneous-sampling,analog-to-digitalconverters
(ADCs)thatsupportsingle-endedandpseudo-
–ADS7853:
differentialanaloginputs.
–14-BitNMCDNL,±2-LSBMaxINL
Eachdeviceincludestwoindividuallyprogrammable
–ADS7253:
referencesourcesthatcanbeusedforsystem-level
–12-BitNMCDNL,±1-LSBMaxINL
gaincalibration.Also,aflexibleserialinterfacethat
•ExcellentACPerformance:
canoperateoverawidepower-supplyrangeenables
easycommunicationwithalargevarietyofhost
–ADS8353:
controllers.Powerconsumptionforagiven
–89-dBSNR,–100-dBTHD
throughputcanbeoptimizedbyusingthetwolow-
–ADS7853:
powermodessupportedbythedevice.Alldevices
arefullyspecifiedovertheextendedindustrial
–82-dBSNR,–90-dBTHD
temperaturerange(–40°Cto125°C)andare
–ADS7253:
availableinpin-compatible,WQFN-16(3-mm×
–72-dBSNR,–90-dBTHD
3-mm)andTSSOP-16packages.
•Dual,Programmable,andBuffered
DeviceInformation
(1)
2.5-VInternalReference
PARTNUMBERPACKAGEBODYSIZE(NOM)
•Fully-SpecifiedOvertheExtendedIndustrial
TSSOP(16)5.00mm×4.40mm
TemperatureRange:–40°Cto125°C
ADSxx53
WQFN(16)3.00mm×3.00mm
•SmallFootprint:
WQFN-16(3-mm×3-mm)andTSSOP-16
(1)Forallavailablepackages,seetheorderableaddendumat
theendofthedatasheet.
TypicalApplicationDiagram
1
AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,
intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.
ADS8353
,
ADS7853
,
ADS7253
SBAS584B–OCTOBER2013–REVISEDAUGUST2014
www.ti.com
TableofContents
1Features..................................................................18DetailedDescription............................................28
8.1Overview.................................................................28
2Applications...........................................................1
8.2FunctionalBlockDiagram.......................................28
3Description.............................................................1
8.3FeatureDescription.................................................29
4RevisionHistory.....................................................2
8.4DeviceFunctionalModes........................................35
5DeviceComparisonTable.....................................3
8.5RegisterMapsandSerialInterface.........................35
6PinConfigurationsandFunctions.......................4
9ApplicationandImplementation........................49
7Specifications.........................................................5
9.1ApplicationInformation............................................49
7.1AbsoluteMaximumRatings.....................................5
9.2TypicalApplications................................................51
7.2HandlingRatings.......................................................5
10Power-SupplyRecommendations.....................59
7.3RecommendedOperatingConditions.......................5
11Layout...................................................................60
7.4ThermalInformation..................................................5
11.1LayoutGuidelines.................................................60
7.5ElectricalCharacteristics:ADS8353.........................6
11.2LayoutExample....................................................60
7.6ElectricalCharacteristics:ADS7853.........................7
12DeviceandDocumentationSupport.................61
7.7ElectricalCharacteristics:ADS7253.........................8
12.1RelatedLinks........................................................61
7.8ElectricalCharacteristics:AllDevices.......................9
12.2RelatedDocumentation.........................................61
7.9TimingRequirements:InterfaceMode....................11
12.3Trademarks...........................................................61
7.10TimingCharacteristics:SerialInterface................11
12.4ElectrostaticDischargeCaution............................61
7.11TypicalCharacteristics:ADS8353........................13
12.5Glossary................................................................61
7.12TypicalCharacteristics:ADS7853........................17
13Mechanical,Packaging,andOrderable
7.13TypicalCharacteristics:ADS7253........................22
Information...........................................................61
7.14TypicalCharacteristics:CommontoADS8353,
ADS7853,andADS7253.........................................27
4RevisionHistory
ChangesfromRevisionA(July2014)toRevisionBPage
•MadechangestotheADS8353previewdeviceandmovedtoProductionDatastatus........................................................1
•ChangeddocumentstatusfromMixedStatustoProductionData........................................................................................1
•Correctedcross-referenceforFigure99..............................................................................................................................48
ChangesfromOriginal(October2013)toRevisionAPage
•Madechangestoproductpreviewdatasheet........................................................................................................................1
2SubmitDocumentationFeedbackCopyright©2013–2014,TexasInstrumentsIncorporated
ProductFolderLinks:ADS8353ADS7853ADS7253
ADS8353
,
ADS7853
,
ADS7253
www.ti.com
SBAS584B–OCTOBER2013–REVISEDAUGUST2014
5DeviceComparisonTable
RESOLUTION
PRODUCT(Bits)INPUTCONFIGURATIONNMC(Bits)INL(LSB)SNR(dB)
ADS835416Fully-differential16±2.593(typ)
ADS785414Fully-differential14±1.588(typ)
ADS725412Fully-differential12±174(typ)
Single-endedand
ADS83531616±2.589(typ)
pseudo-differential
Single-endedand
ADS78531414±284(typ)
pseudo-differential
Single-endedand
ADS72531212±173.5(typ)
pseudo-differential
Copyright©2013–2014,TexasInstrumentsIncorporatedSubmitDocumentationFeedback3
ProductFolderLinks:ADS8353ADS7853ADS7253
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | ADS8353 |
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