• Spencer, Ghausi, Introduction to Electronic Circuit Design, Prentice-Hall, 2003. • Agarwal, Lang, Foundations of Analog and Digital Electronic Circuits, Morgan-Kaufman/Elsevier, 2005. • Horowitz,Hill, The Art of Electronics, Cambridge, 2nd Edition, 1989. • Arroz, Monteiro, Oliveira, Arquitectura de Computadores, IST Press, 2006. • Tietze, Schenk, Electronic Circuits: Design and Applications, Springer-Verlag, 1991. • J. Webster, Medical Instrumentation, Application and Design, Wiley, 3rd ed., 1998.: