Sigma-delta modulators: Tutorial overview, design guide, and state-of-the-art survey
JM de la Rosa - IEEE Transactions on Circuits and Systems I …, 2010 - ieeexplore.ieee.org
This paper presents a tutorial overview of ΣΔ modulators, their operating principles and
architectures, circuit errors and models, design methods, and practical issues. A review of …
architectures, circuit errors and models, design methods, and practical issues. A review of …
Next-generation delta-sigma converters: Trends and perspectives
JM de la Rosa, R Schreier, KP Pun… - IEEE Journal on …, 2015 - ieeexplore.ieee.org
This paper presents an overview of emerging circuits and systems techniques which are at
the forefront of the state of the art in ΔΣ modulators, pushing their performance forward and …
the forefront of the state of the art in ΔΣ modulators, pushing their performance forward and …
A 4.5 mW CT Self-Coupled Modulator With 2.2 MHz BW and 90.4 dB SNDR Using Residual ELD Compensation
This paper presents a power-efficient single-loop continuous-time (CT) ΔΣ modulator (DSM)
that achieves a SNDR of 90.4 dB over a 2.2 MHz signal bandwidth. The modulator uses a …
that achieves a SNDR of 90.4 dB over a 2.2 MHz signal bandwidth. The modulator uses a …
An 8.5 mW Continuous-Time Modulator With 25 MHz Bandwidth Using Digital Background DAC Linearization to Achieve 63.5 dB SNDR and 81 dB SFDR
This paper presents a third order, single-loop, continuous-time ΔΣ modulator with an internal
4-bit quantizer. The modulator is sampled at 500 MHz, and features an oversampling ratio of …
4-bit quantizer. The modulator is sampled at 500 MHz, and features an oversampling ratio of …
A 106 dB A-Weighted DR Low-Power Continuous-Time Modulator for MEMS Microphones
C De Berti, P Malcovati, L Crespi… - IEEE Journal of Solid …, 2016 - ieeexplore.ieee.org
This paper presents a low-power, high-performance continuous-time ΣΔ modulator for
MEMS microphones frontend. The ΣΔ modulator 3rd-order loop filter has been implemented …
MEMS microphones frontend. The ΣΔ modulator 3rd-order loop filter has been implemented …
A 72 dB DR, CT ΔΣ modulator using digitally estimated, auxiliary DAC linearization achieving 88 fJ/conv-step in a 25 MHz BW
JG Kauffman, P Witte, M Lehmann… - IEEE Journal of Solid …, 2013 - ieeexplore.ieee.org
This paper presents a single loop, third order continuous time ΔΣ modulator with an internal
4 bit quantizer sampled at 500 MHz with only an oversampling ratio of 10. Since multi-bit …
4 bit quantizer sampled at 500 MHz with only an oversampling ratio of 10. Since multi-bit …
A 24.7 mW 65 nm CMOS SAR-Assisted CT Modulator With Second-Order Noise Coupling Achieving 45 MHz Bandwidth and 75.3 dB SNDR
A continuous-time (CT) sixth-order ΔΣ modulator, employing a 4 bit asynchronous
successive-approximation-register (ASAR) quantizer, incorporates second-order noise …
successive-approximation-register (ASAR) quantizer, incorporates second-order noise …
Wideband continuous-time MASH delta-sigma modulators: A tutorial review
The maximum sampling frequency of oversampled continuous-time (CT) delta-sigma
modulators (DSM) has increased considerably over the past decade. Plus, with its implicit …
modulators (DSM) has increased considerably over the past decade. Plus, with its implicit …
Design techniques for continuous-time ΔΣ modulators with embedded active filtering
RS Rajan, S Pavan - IEEE Journal of Solid-State Circuits, 2014 - ieeexplore.ieee.org
Continuous-time ΔΣ modulators (CTDSM) used in wireless systems need to process signals
in the presence of interferers. Peaking in the Signal Transfer Function of a conventional …
in the presence of interferers. Peaking in the Signal Transfer Function of a conventional …
Continuous-time delta-sigma modulator design using the method of moments
S Pavan - IEEE Transactions on Circuits and Systems I: Regular …, 2014 - ieeexplore.ieee.org
We present a technique for determining the coefficients of the loop filter in a continuous-time
delta sigma modulator (CTDSM) from the corresponding discrete time prototype. The …
delta sigma modulator (CTDSM) from the corresponding discrete time prototype. The …