产品 预览
特点
应用程序
描述
10−Bit
adc
PLL
s/h
se rializer
1X ADCLK
6X ADCLK
IN1
p
ADCLK
IN1
n
OUT1
p
OUT1
n
10−Bit
adc
s/h se rializer
IN2
p
IN2
n
OUT2
p
OUT2
n
10−Bit
adc
s/h se rializer
IN3
p
IN3
n
OUT3
p
OUT3
n
LClk
p
LClk
n
广告clk
p
广告clk
n
10−Bit
adc
s/h
se rializer
IN4
p
IN4
n
OUT4
p
OUT4
n
10−Bit
adc
s/h se rializer
IN5
p
IN5
n
OUT5
p
OUT5
n
10−Bit
adc
s/h
se rializer
IN6
p
IN6
n
OUT6
p
OUT6
n
10−Bit
adc
s/h se rializer
IN7
p
IN7
n
OUT7
p
OUT7
n
10−Bit
adc
s/h
se rializer
reference?
IN8
p
IN8
n
参考
t
入点t/分机
v
c m
参考
B
OUT8
p
OUT8
n
右 egisters
SCLK
SDAT一个
cs
控制
reset
pd
ADS5275
SBAS300–JANUARY2004–REVISEDNOVEMBER2004
8-频道,10-有点,40mspsadc
withSerialLVDSInterface
theads5275providesinternalreferences,orcan
optionallybedrivenwithexternalreferences.最好
•
maximumsamplerate:40msps
performancecanbeachievedthroughtheinternal
•
10-bitresolution
referencemode.
•
NoMissingCodes
theads5275isavailableinapowerpadtqfp-80
•
powerdissipation:768mw
packageandarespecifiedovera-40
°
Cto+85
°
c
operatingrange.
•
CMOSTechnology
•
simultaneoussample-和-保持
•
60.5dbsnrat10mhzif
•
SerializedLVDSOutputsMeetorExceed
requirementsofansitia/eia-644-astandard
•
InternalandExternalReferences
•
3.3vdigital/模拟供应
•
tqfp-80powerpad™package
•
PortableUltrasoundSystems
•
TapeDrives
•
TestEquipment
theads5275isahigh-业绩,40msps,
8-频道,parallelanalog-至-digitalconverter(adc).
internalreferencesareprovided,simplifyingsystem
designrequirements.lowpowerconsumptionallows
forthehighestofsystemintegrationdensities.串行
lvds(低-voltagedifferentialsignaling)outputsre-
ducethenumberofinterfacelinesandpackagesize.
inlvds,anintegratedphaselockloopmultipliesthe
incomingadcsamplingclockbyafactorof6.这个
高-frequencylvdsclockisusedinthedata
serializationandtransmissionprocessandiscon-
vertedtoanLVDSsignalfortransmissioninparallel
withthedata.providingthisadditionallvdsclock
allowsforeasydelaymatching.thewordoutputof
eachinternalADCisserializedandtransmittedeither
msborlsbfirst.thebitfollowingtherisingedgeof
theadcclockoutputisthefirstbitoftheword.
pleasebeawarethatanimportantnoticeconcerningavailability,标准保修,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
powerpadisatrademarkoftexasinstruments.
allothertrademarksarethepropertyoftheirrespectiveowners.
productpreviewinformationconcernsproductsintheforma-
copyright©2004,texasinstrumentsincorporated
开发阶段.characteristicdataandother
规范设计目标.texasinstrumentsreservesthe
右更改或中断eseproductswithoutdotice.