文档介绍：?????????? ??? 1 2 3 4 8 7 6 5 VIN? VIN+ VOCM VS+ VOUT+ PD VS? VOUT? APPLICATION CIRCUIT DIAGRAM f ? Frequency ? MHz ?80 ?92 10 20 40 60 ? Third-Order Intermodulation Distortion ? dBc ?74 THIRD-ORDER INTERMODULATION DISTORTION ?62 80 100 ?68 ?86 ?98 12 10 14 16 IMD 3 Bits 30 50 70 90 V = 5 V V = ±5 V ?+ ?+ V 12 Bit/80 MSps IN IN 5 V V 5 V V μF 10 μF 392 ? 10 pF 1 μF ? ADC 374 ? 50 ? 402 ? 392 ? 10 pF ? ? THS4500 THS4501 S350F–APRIL2002–REVISEDOCTOBER2011 WIDEBAND,LOW-DISTORTION,FULLYDIFFERENTIALAMPLIFIERS CheckforSamples:THS4500,THS4501 FEATURES APPLICATIONS ? FullyDifferentialArchitecture ? HighLinearityAnalog-to-DigitalConverter Preamplifier ? Bandwidth:370MHz ? municationReceiverChains ? SlewRate:2800V/μs ? Single-EndedtoDifferentialConversion ? IMD 3:–90dBcat30MHz ? DifferentialLineDriver ? OIP 3:49dBmat30MHz ? ActiveFilteringofDifferentialSignals ? mon-ModeControl ? WidePower-SupplyVoltageRange:5V,±5V, 12V,15V ? mon-ModeRangeShiftedtoInclude NegativePower-SupplyRail ? Power-DownCapability(THS4500) ? EvaluationModuleAvailable DESCRIPTION RELATEDDEVICES DEVICE (1) DESCRIPTION TheTHS4500andTHS4501arehigh-performance fullydifferentialamplifiersfromTexasInstruments. THS4500/1 370MHz,2800V/μs,V ICRIncludesV S– TheTHS4500,featuringpower-downcapability,and THS4502/3 370MHz,2800V/μs,CenteredV ICR theTHS4501,withoutpower-downcapability,setnew THS4120/1 ,100MHz,43V/μs,/√Hz performancestandardsforfullydifferentialamplifiers THS4130/1 ±15V,150MHz,51V/μs,/√Hz with unsurpassed linearity, supporting 14-bit THS4140/1 ±15V,160MHz,450V/μs,/√Hz theSOIC-8andtheMSOP-8withPowerPAD?fora THS4150/1 ±15V,150MHz,650V/μs,/√Hz smallerfootprint,enhancedacperformance,and improvedthermaldissipationcapability. (1) Even-numbereddevicesfeaturepower-downcapability. Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas Instrumentssemiconductorprod