Design of Pass Transistor using SPICE Code
          
            
              Textbooks
          
          - "Principles of CMOS VLSI Design" by Weste & Eshraghian
          - Comprehensive coverage of CMOS logic, including pass transistor logic and transmission gates.
 
          
           
          - "System Integration: From Transistor Design to Large Scale Integration" by Kurt Hoffman
          - Explores integration techniques and transistor-level design, relevant for understanding pass transistor logic.
 
          
           
          - "Electronics (Fundamentals and Applications)" by D. Chattopadhyay
          - Foundational electronics concepts, MOSFET operation, and logic gate design.
 
          
           
          - "The SPICE Book" by Andrei Vladimirescu, John Wiley & Sons, Inc.
          - Authoritative guide to SPICE simulation, device modeling, and practical circuit analysis.
 
          
           
          - "A Guide to Circuit Simulation and Analysis Using PSpice" by Paul Tuinenga, 3rd Edition, Prentice-Hall.
          - Step-by-step instructions for SPICE-based simulation, including MOSFET and logic circuits.
 
          
           
          
          SPICE User Manuals & Tutorials
          
          - SPICE Tutorial: University of Texas
          - Slide deck introducing SPICE syntax, device models, and simulation examples for digital logic.
 
          
           
          - ngspice User Manual
          - Official documentation for ngspice, including MOSFET modeling and simulation commands.
 
          
           
          
          Applications & Advanced Topics
          
          - "Low-Power CMOS Digital Design" by Anantha Chandrakasan, IEEE Journal of Solid-State Circuits, 1995.
          - Discusses low-power design techniques, including pass transistor logic and threshold drop mitigation.
 
          
           
          - "Pass-Transistor Logic: Design and Applications" by J. Yuan and C. Svensson, IEEE Journal of Solid-State Circuits, 1989.
          - Seminal paper on pass transistor logic, design challenges, and practical applications.
 
          
           
          
          
          
          - ngspice
          - Widely used open-source SPICE simulator for analog and digital circuit analysis.
 
          
           
          - LTspice
          - Free SPICE simulator with advanced features for MOSFET and logic gate simulation.
 
          
           
          
          Web Resources
          
          - All About Circuits: Pass Transistor Logic
          - Overview of pass transistor logic, threshold voltage issues, and design strategies.
 
          
           
          - CMOS Transmission Gates and Pass Transistor Logic
          - Tutorial on transmission gates, pass transistor logic, and their use in digital circuits.