Transcription of Precision, Zero-Drift,High-Voltage, Programmable Gain ...
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Gain 15 VVSNG0 G1 G2 G3 G43 VDVDDEFIN-PIN-N+15 VVSPVSOPVO-PVOCMVO-NPGA281 ADS1259 ADC+5 VVSON A1 A2 MARCH2013 REVISEDJUNE2013 Precision, Zero-Drift,High-Voltage, Progra mmableGainInstrumentationAmplifierCheckf orSamples:PGA2811 FEATURESDESCRIPTIONThePGA281isahigh-prec isioninstrumentation234 WideInputRange: at 18V Supplyamplifierwitha digitally-controllablegainandsignal- BinaryGainSteps:128V/Vto AdditionalScalingFactor:1 V/Vand1 V/Vautozeroingtechniquestoofferlowoffset voltage ,near-zerooffsetandgaindrift,exce llentlinearity,and LowOffsetVoltage:5 V atG = 128nearlyno1/fnoise. Near-ZeroLong-TermDriftofOffsetVoltageTh ePGA281isoptimizedtoprovideanexcellent Near- Ccommon-moderejectionofgreaterthan110dB( G= )overa ExcellentCMRR:140dBmodeandsupplyrejectio nsupportshigh-resolution, HighInputImpedancewide, high -impedanceinp utrangecomplywith VeryLow1/fNoiserequirementsforuniversals ignalmeasurement. DifferentialSignalOutputThePGA281offersm ultipleinternalgainoptionsfrom OverloadDetection V/V(attenuation)to176V/V,makingthisa TSSOP-16 Packageuniversal, high -performance,analog front-endsuitablefora ,rail-to-railoutputisdesignedtoeasilyAPP LICATIONS interfacea widerangeofinputsignalstothelow- high -PrecisionSignalInstrumentationvolta gedomainofhigh-resolutionanalog-to-digit al MultiplexedDataAcquisitionconverters(ADC s).
gain 15 v vsn g0 g1 g2 g3 g4 3 v dvdd ef in-p in-n +15 v vsp vsop vo-p vocm vo-n pga281 ads1259 adc +5 v vson a1 a2 a3 pga281 www.ti.com sbos664a – march 2013– revised june 2013
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