Integrated circuits 1,538 Design and construction 1,175 Very large scale integration 527 Linear integrated circuits 356 Digital integrated circuits 309 Metal oxide semiconductors, Complementary 229 Computer-aided design 213 Data processing 198 Semiconductors 193 Electronic circuit design 166 Low voltage integrated circuits 163 Testing 129 Microwave integrated circuits 117 Digital electronics 103 Application specific integrated circuits 99 Radio frequency integrated circuits 99 Very high speed integrated circuits 93 Operational amplifiers 88 Logic design 87 Electronic circuits 80 Verification 80 Logic circuits 77 Wireless communication systems 73 Design 70 Electronic digital computers 69 Microelectronics 67 Signal processing 67 Equipment and supplies 64 Systems on a chip 59 Circuits 55