1Hung - Chun Chien, Yu - KangLo. OTA - based mono- stable muhivibrators with current tuning properties [ J ]. Microelectronics Journal . doi: 10. 1016/j. mejo. 2010.08. 010.
2王卫东.现代电路理论与设计[M].北京:清华大学出版社,2009.
3Chen- Nong Lee, Chun - Ming Chang. High - order mixed -mode OTA- C universal filter[J]. International Journal of Electronics and Communications. 2009 (63) 517 - 521.
4Ailen, P. E, Holberg, D. A. MOS Analog circuit Design [ M ]. Oxford University Press, Oxford, UK,2002.
5Chrisostomos Kasimis, George Souliotis, Costas Psychali- nos. OTA based frequency tuning system with reduced effect of DC offsets [ J ]. International Journal of Electronics and Communications. (2010), doi: 10. 1016/j. aeue. 2010.01. 001.
6Roshanak AlaviFard, MohammadPooyan. A low voltage and low power parallel electronically tunable resistor with linear and nonlinear characteristics [ J ]. Microelectronics Journal 43 (2012) 492 - 500.