Understanding Delta-Sigma Data Converters
Citations
5 citations
Cites background from "Understanding Delta-Sigma Data Conv..."
...3 Basics of -Modulation In general -M consists of a loop filter resulting in the noise-shaping behavior of the system and a quantizer with a low number of quantization steps [6]....
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...[6] operational amplifiers (OpAmp) do not need to settle to switched values....
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5 citations
Cites background from "Understanding Delta-Sigma Data Conv..."
...By contrast, the stochastic approach to whiten the quantization noise is to use a “random” dither signal to disrupt periodic cycles [2], [3], [7]....
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...A DDSM receives an n0-bit digital input signal x and delivers an m-bit digital output signal y; generally, m is significantly less than n0 [1]– [3]....
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Cites background or methods from "Understanding Delta-Sigma Data Conv..."
...The DR is related to OSR, n, and B, according to [2]:...
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...The DR of a delta-sigma modulator, where the resolution is limited by the kT/C noise of the first switched-capacitor integrator stage, is given by [2]:...
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...FOM of a delta-sigma modulator is defined as [2]:...
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5 citations
Cites background from "Understanding Delta-Sigma Data Conv..."
...The proposed active SAR ADC, described in Section III, can provide ideal first-order noise shaping [5], which can significantly improve the linearity of the ADC....
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...The finite DC gain of the integrator is critical for the noise shaping [5] [7], since it will cause error between the analog and digital realizations of NTF....
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References
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