An overview of the nomenclature of the main series of analog and digital integrated circuits produced by the electronic industry is given. Methods of their manufacture, parameters and characteristics, principles of operation of basic elements are given. Trends of logic circuits development are shown. Basic information on microprocessors and features of their application are given. The factors affecting the reliability of IE are highlighted, the peculiarities of the NS use in the design of radio electronic equipment are described, and recommendations are given to prevent IE failures during various external influences and technological operations. The book will be useful for engineers working in the field of designing electronic equipment and interested in choosing the element base of IP and the features of their use, as well as for students of relevant specialties.