Preface
List of Abbreviations
CHAPTER 1 ∑△ ADCs: Principles, Architectures, and State of the Art
1.1. Analog-to-Digital Conversion: Fundamentals
1.1.1. Sampling
1.1.2. Quantization
1.2. Oversampling ∑△ ADCs: Fundamentals
1.2.1. Oversampling
1.2.2. Noise-shaping
1.2.3. Basic architecture of oversampling ZA ADCs
1.2.4. Performance metrics
1.2.5. Ideal performance
1.3. Single-Loop ∑△ Architectures
1.3.1. 1st-order ∑△ modulator
1.3.2. 2nd-order ∑△ modulator
1.3.3. High-order ∑△ modulators
Stability concerns
Optimized NTFs
High-order topologies
Non-linear stabilization techniques
1.4. Cascade ∑△ Architectures
1.5. Multi-Bit ∑△ Architectures
Influence of DAC errors
1.5.1. Element trimming and analog calibration
1.5.2. Digital correction
1.5.3. Dynamic element matching
1.5.4. Dual-quantization
Leslie-Singh architecture
Single-loop ∑△Ms
Cascade ∑△Ms
1.6. Parallel ∑△ Architectures
1.6.1. Frequency division multiplexing
1.6.2. Time division multiplexing
1.6.3. Code division multiplexing
1.7. State of the Art in ∑△ ADCs
1.8. Summary
CHAPTER 2 Non-ldeal Performance of ∑△ Modulators
2.1. Integrator Leakage
Leaky integrator
2.1.1. Single-loop ∑△ modulators
1st-order loop
2nd-order loop
Lth-order loops
2.1.2. Cascade ∑△ modulators
2.2. Capacitor Mismatch
2.2.1. Single-loop ∑△ modulators
2nd-order loop
Lth-order loops
2.2.2. Cascade ∑△ modulators
2.3. Integrator Settling Error
2.3.1. Model for the transient response of SC integrators
SC integrator model
Transient during integration
Transient during sampling
Integration-sampling process
2.3.2, Validation of the proposed model
Comparison with experimental results
Comparison with traditional models
2.3.3. Effect of the amplifier finite gain-bandwidth product
Single-loop ∑△ modulators
Cascade ∑△ modulators
2.3.4. Effect of the amplifier finite slew rate
2.3.5. Effect of the switch finite on-resistance
Effect on an ideal integrator
Effect on the amplifier GB
Effect on the amplifier SR
2.4. Circuit Noise
2.4.1. Noise in track-and-holds
Track component
……
CHAPTER 3 A Wideband ZA Modulator in 3．3-V 0．35-um CMOS
CHAPTER 4 A∑△Modulator in 2．5-V 0．25-um CMOS for ADSUADSL+
CHAPTER 5 A∑△Modulator with Programmable Signal Gain for Automotive Sensor Inte~aces
APPENDIX A An Expandible Family of Cascade∑△Modulators
APPENDIX B Power Estimator for Cascade∑△Modulators
REFERENCES
Index
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