Switched State-Space Model for High Speed Current-Steering Digital-to-Analog Converter | IEEE Conference Publication | IEEE Xplore

Switched State-Space Model for High Speed Current-Steering Digital-to-Analog Converter


Abstract:

This paper proposes a time domain behavioral model for dynamic switching effects of a current-steering digital-to-analog converter (CS-DAC) which shortens the simulation ...Show More

Abstract:

This paper proposes a time domain behavioral model for dynamic switching effects of a current-steering digital-to-analog converter (CS-DAC) which shortens the simulation run time while still providing reasonable accuracy. Instead of implementing it with commonly used behavioral models such as the Wiener model, the analysis framework is obtained with the switched state-space model (SSM) approach. With switched SSMs it is possible to directly incorporate element mismatches and parasitics from the design into the model. This provides greater flexibility to designers of data converters. The results of the proposed model are compared to transistor level simulations of the real design in the frequency domain. The achieved speedup factor is > 1000.
Date of Conference: 26-29 May 2019
Date Added to IEEE Xplore: 01 May 2019
Print ISBN:978-1-7281-0397-6
Print ISSN: 2158-1525
Conference Location: Sapporo, Japan

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