Information analysis of semiconductor devices and integrated circuits for the systematization of analog converters and calculation methods into the technology of designing the architecture of I/O interfaces of microprocessors. Linear integrated circuits are considered at the level of structural diagrams and formulas, state tables and time charts, metrological assessment of characteristics and parameters according to the laws of transformation of integral bases of microelectronics with differentiation in the forms of circuitry. The textbook is intended for students of 3-5 courses of full-time and correspondence departments of specialties 200402 and 200503 , 100400 and 311400, 210200 and 220300, and can also be used by students of other related specialties, PhD students and research engineers , Automation of Biomedical Engineering , Electrical equipment and technological processes .