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有关Intersil的积分校准技术IntersilSigma-DeltaCalibrationTechniqueTechnicalBriefMay1995TB329Author:JohnKornblumIntroductioninputvoltagesanda“negativefullscale”inputisusedtogener-ateagaincorrectioncoefficientfornegativeinputvoltages.WhiletheanalogmodulatoriscriticallyimportantindeterminingaccuracyofasigmadeltaADC,digitalc……