The book contains a historical background of the formation and development of microelectronics, technological and circuitry foundations for building the element base of microelectronic devices, devices and microprocessor technology, their mathematical synthesis. The manual contains test questions, problems with solutions and recommended literature for in-depth study of the material. Designed to train bachelors, masters and specialists in the following areas: "Electric Power and Electrical Engineering," "Electronics and Nanoelectronics," "Radio Engineering," "Infocommunication Technologies and Communication Systems," "Technology Design and Microsystem Technology."