DAC Mismatch

A New DAC Mismatch Shaping Technique for Sigma–Delta Modulators

FREE-DOWNLOAD [PDF] M Aboudina… – … and Systems research …, 2010
Abstract—A new S? modulator architecture that shapes digital-to-analog converter (DAC) mismatches
in a manner similar to quantization noise shaping is proposed, allowing operation with low oversampling
ratios, high-resolution quantizers, and compact logic. It is shown that the proposed