Data converters:

Content

High speed comparators

Characterization of DACs and Current Scaling DACs

Voltage, Charge Scaling and Serial DACs, Improved Resolution

Characterization of ADCs and Sample and Hold Circuits

Moderate Speed Nyquist ADCs

High Speed Nyquist ADCs

Oversampling ADCs – Part I

Oversampling ADCs – Part II

Textbooks 

CMOS Analog Circuit Design, Phillip E. Allen
Analysis and Design of Analog Integrated Circuits, Gray, Hurst, Lewis and Meyer