Textbooks

1. Digital Design
BY: Morris Mano and Michael Ciletti - Chapter 4 (Combinational Logic) and Chapter 5 (Synchronous Sequential Logic)
Comprehensive coverage of digital comparator circuits, magnitude comparison, and combinational logic design.

2. Digital Logic and Computer Design
BY: Morris Mano - Chapter 4
Fundamental concepts of digital logic design including binary comparison and magnitude comparator implementations.

3. Digital Electronics: Principles, Devices and Applications
BY: Anil K. Maini - Chapter 6
Practical approach to digital circuit design with detailed analysis of comparator circuits and applications.

4. Digital Systems: Principles and Applications
BY: Ronald J. Tocci, Neal S. Widmer, and Gregory L. Moss - Chapter 7
Excellent coverage of digital comparison operations and magnitude comparator circuit implementation.

5. Computer Organization and Design
BY: David A. Patterson and John L. Hennessy - Chapter 3 (Arithmetic for Computers)
Hardware perspective on comparison operations and their implementation in processors and control units.

6. Digital Electronics: A Practical Approach with VHDL
BY: William Kleitz - Chapter 5
Detailed coverage of comparator design principles and their integration in digital processing systems.

Video Lectures and Online Courses

NPTEL Courses:

• Digital Circuits - IIT Kharagpur
• Computer Organization - IIT Madras
• Digital Logic Design - IIT Roorkee
• Computer Architecture - IIT Bombay

MIT OpenCourseWare:

• Introduction to Digital Systems - MIT
• Computation Structures - MIT
• Computer System Engineering - MIT

YouTube EDU Channels:

• Neso Academy - Digital Electronics - Complete digital logic course
• GATE Lectures by Ravindrababu Ravula - Digital Logic Design
• Ben Eater - Digital Electronics - Digital comparator construction and design

Research Papers and Articles

1. Design and Implementation of High-Speed Digital Magnitude Comparators
BY: S. K. Nandy and P. P. Chakrabarti
IEEE Transactions on Computers, 1987

2. VLSI Implementation of Binary Comparator Circuits
BY: Neil H. E. Weste and David Harris
Proceedings of IEEE International Conference on Computer Design, 2004

3. Optimized Design of n-bit Magnitude Comparators
BY: R. Zimmermann and W. Fichtner
IEEE Journal of Solid-State Circuits, 1998

4. Low-Power Digital Comparator Architectures for VLSI Applications
BY: A. Chandrakasan and R. Brodersen
IEEE Design & Test of Computers, 1996

5. Cascaded Comparator Design for Multi-bit Binary Number Comparison
BY: M. D. Ercegovac and T. Lang
IEEE Transactions on Computers, 1992