Texas Instruments ADS6149 Handleiding
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FEATURES
DESCRIPTION
APPLICATIONS
ADS6149/ADS6129
ADS6148/ADS6128
www.ti.com
.....................................................................................................................................................SLWS211B–JULY2008–REVISEDOCTOBER2008
14/12-Bit,250/210MSPSADCsWithDDRLVDSandParallelCMOSOutputs
•MaximumSampleRate:250MSPS
•14-BitResolution–ADS614X
ADS614X(ADS612X)isafamilyof14-bit(12-bit)A/D
converterswithsamplingratesupto250MSPS.It
•12-BitResolution–ADS612X
combineshighdynamicperformanceandlowpower
•687mWTotalPowerDissipationat250MSPS
consumptioninacompact48QFNpackage.This
•DoubleDataRate(DDR)LVDSandParallel
makesitwell-suitedformulticarrier,wideband-width
CMOSOutputOptionscommunicationsapplications.
•ProgrammableFineGainupto6dBfor
ADS614X/2Xhasfinegainoptionsthatcanbeused
SNR/SFDRTrade-Off
toimproveSFDRperformanceatlowerfull-scale
inputranges.Itincludesadcoffsetcorrectionloop
•DCOffsetCorrection
thatcanbeusedtocanceltheADCoffset.BothDDR
•SupportsInputClockAmplitudeDownto400
LVDS(DoubleDataRate)andparallelCMOSdigital
mV
PP
Differential
outputinterfacesareavailable.Atlowersampling
•InternalandExternalReferenceSupport
rates,theADCautomaticallyoperatesatscaleddown
powerwithnolossinperformance.
•48-QFNPackage(7mm×7mm)
•PinCompatiblewithADS5547Family
Itincludesinternalreferenceswhilethetraditional
referencepinsandassociateddecouplingcapacitors
havebeeneliminated.Nevertheless,thedevicecan
alsobedrivenwithanexternalreference.Thedevice
•Multicarrier,WideBand-Width
isspecifiedovertheindustrialtemperaturerange
Communications
(–40°Cto85°C).
•WirelessMulti-carrierCommunications
250MSPS210MSPS
Infrastructure
ADS614X
•SoftwareDefinedRadio
ADS6149ADS6148
14-BitFamily
•PowerAmplifierLinearization
ADS612X
ADS6129ADS6128
•802.16d/e
12-BitFamily
•TestandMeasurementInstrumentation
•HighDefinitionVideo
•MedicalImaging
•RadarSystems
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Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas
Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright©2008,TexasInstrumentsIncorporated
ProductsconformtospecificationsperthetermsoftheTexas
Instrumentsstandardwarranty.Productionprocessingdoesnot
necessarilyincludetestingofallparameters.
ADS614XBLOCKDIAGRAM
B0095-06
Sample
and
Hold
14-BitADC
CLOCKGEN
Reference
DDR
Serializer
Control
Interface
INP
INM
CLKP
CLKM
VCM
CLKOUTP
CLKOUTM
D0_D1_P
D0_D1_M
D2_D3_P
D4_D5_P
D6_D7_P
D8_D9_P
D10_D11_P
D12_D13_P
D2_D3_M
D4_D5_M
D6_D7_M
D8_D9_M
D10_D11_M
D12_D13_M
OVR_SDOUT
ADS6149/48
RESET
SCLK
SEN
SDATA
DFS
MODE
DDRLVDSInterface
AVDD
AGND
DRVDD
DRGND
ADS6149/ADS6129
ADS6148/ADS6128
SLWS211B–JULY2008–REVISEDOCTOBER2008.....................................................................................................................................................
www.ti.com
Thesedeviceshavelimitedbuilt-inESDprotection.Theleadsshouldbeshortedtogetherorthedeviceplacedinconductivefoam
duringstorageorhandlingtopreventelectrostaticdamagetotheMOSgates.
2SubmitDocumentationFeedbackCopyright©2008,TexasInstrumentsIncorporated
ProductFolderLink(s):ADS6149/ADS6129ADS6148/ADS6128
ADS612XBLOCKDIAGRAM
B0095-07
Sample
and
Hold
12-BitADC
CLOCKGEN
Reference
DDR
Serializer
Control
Interface
INP
INM
CLKP
CLKM
VCM
CLKOUTP
CLKOUTM
D0_D1_P
D0_D1_M
D2_D3_P
D4_D5_P
D6_D7_P
D8_D9_P
D10_D11_P
D2_D3_M
D4_D5_M
D6_D7_M
D8_D9_M
D10_D11_M
OVR_SDOUT
ADS6129/28
RESET
SCLK
SEN
SDATA
DFS
MODE
AVDD
AGND
DRVDD
DRGND
DDRLVDSInterface
ADS6149/ADS6129
ADS6148/ADS6128
www.ti.com
.....................................................................................................................................................SLWS211B–JULY2008–REVISEDOCTOBER2008
Copyright©2008,TexasInstrumentsIncorporatedSubmitDocumentationFeedback3
ProductFolderLink(s):ADS6149/ADS6129ADS6148/ADS6128
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | ADS6149 |
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