1. R. J. Baker. CMOS Mixed-Signal Circuit Design. Wiley, Hoboken, NJ, 2009.
2. M. Borkowski. Digital Delta–Sigma Modulation: Variable Modulus and Tonal Behaviour in a Fixed-Point Digital Environment. Doctoral dissertation, University of Oulu, Acta Univ. Oul. C 306, 2008.
3. J. Deveugele and M. S. J. Steyaert. A 10-bit 250-MS/s binary-weighted current-steering DAC. IEEE J. Solid-State Circuits 41, 320–329, 2006.
4. R. L. Freeman. Telecommunication System Engineering 3rd Ed. Wiley, New York, 1996.
5. R. L. Geiger, P. E. Allen and N. R. Strader. VLSI Design Techniques for Analog and Digital Circuits. McGraw-Hill, Singapore, 1990.