VL4001 Data Converters Syllabus:
VL4001 Data Converters Syllabus – Anna University PG Syllabus Regulation 2021
COURSE OBJECTIVES:
To teach Analog to Digital and Digital to Analog Converters characteristics
To teach the design of Switched Capacitor based Circuits
To teach the design of Analog to Digital and Digital to Analog Converters
UNIT I INTRODUCTION & CHARACTERISTICS OF AD/DA CONVERTER CHARACTERISTICS
Evolution, Types and Applications of AD/DA Converter Characteristics, Issues in Sampling, Quantization and Reconstruction, Oversampling and Anti-aliasing Filters.
UNIT II SWITCH CAPACITOR CIRCUITS AND COMPARATORS
Switched-Capacitor Amplifiers, Switched Capacitor Integrator, Switched Capacitor Common Mode Feedback. Single Stage Amplifier as Comparator, Cascaded Amplifier Stages as Comparator, Latched Comparators. Offset Cancellation, Op Amp Offset Cancellation, Calibration Techniques
UNIT III NYQUIST RATE D/A CONVERTERS
Current Steering DACS, Capacitive DACS, Binary Weighted Vs. Thermometer DACS, Issues in Current Element Matching, Clock Feed Through, Zero Order Hold Circuits, DNL, INL and Other Performance Metrics of ADCS and DACS
UNIT IV PIPELINE AND OTHER ADCS
Performance Metrics, Flash Architecture, Pipelined Architecture, Successive Approximation Architecture, Time Interleaved Architecture.
UNIT V SIGMA DELTA CONVERTERS
STF, NTF, First Order and Second Order Sigma Delta Modulator Characteristics, Estimating The Maximum Stable Amplitude, CTDSMS, Op amp Nonlinearities
TOTAL: 45 PERIODS
COURSE OUTCOMES:
At the end of this course, the students will be
CO1:able to carry out the design calculations for developing the various blocks associated with a typical CMOS AD or DA Converter.
CO2: able to design and implement circuits using Switched Capacitor Concepts
CO3: able to analyze and design D/A Converters
CO4: able to design different types of A/Ds
CO5: able to analyze and design Sigma Delta converter
REFERENCES
1. Behzad Razavi, “Principles of Data Conversion System Design”, IEEE Press, 1995.
2. M. Pelgrom, “Analog-to-Digital Conversion”, Springer, 2010.
3. Rudy Van De Plassche, “CMOS Integrated Analog-to-Digital and Digital-toAnalog Converters” Kluwer Acedamic Publishers, Boston, 2003.
4. J. G. Proakis, D. G. Manolakis, “Digital Signal Processing Principles, Algorithms and Applications”, Prentice Hall, 4th Edition, 2006.
5. Shanthi Pavan, Richard Schreier, Gabor C. Temes , “Understanding Delta-Sigma Data Converters”, Willey –IEEE Press, 2nd Edition, 2017.