[Lviv Polytechnic Nat. Univ International Conference on the Experience of Designing and Application of CAD Systems in Microelectronics - Slavske, Ukraine (18-22 Feb. 2003)] The Experience of Designing and Application of CAD Systems in Microelectronics, 2003. CADSM 2003. Proceedings of the 7th International Conference. - Design of high performance digital tachometers and tachometric systems based on the method of the depended count