| 1 Semiconductors |
| 1.3 Power semiconductor components |
| 1.3.4 Power semiconductor components, miscellaneous |
| 1.3.4.8 Semiconductor relays |
| 1.4 Opto-semiconductor components |
| 1.4.16 Optocouplers |
| 1.4.21 Opto semiconductor components, miscellaneous |
| 1.6 Logic circuits |
| 1.6.1 ECL circuits |
| 1.6.1.4 Standard ECL circuits, miscellaneous |
| 1.6.1.5 Driver ICs |
| 1.7 Application-specific ICs (ASSP) |
| 1.7.2 Radio link ICs |
| 1.7.2.1 Transceiver ICs |
| 1.7.3 Telecom ICs |
| 1.7.3.5 PLL Clock synthesizers for SONET |
| 1.7.5 ICs with switch/control function |
| 1.7.5.1 Switching regulator ICs |
| 1.8 Data/signal transformer ICs |
| 1.8.2 Power ICs |
| 1.8.2.1 DC/DC converter ICs |
| 1.9 ICs, special designs (including ASICs/CSICs) |
| 1.9.5 Linear special circuits |
| 1.9.5.6 Voltage regulator ICs |
| 8 Embedded Systems |
| 8.4 Peripheral systems |
| 8.4.1 CPU peripheral assemblies |
| 8.4.1.17 Input/output modules |
| 8.4.4 ICs for bus systems |
| 8.4.4.1 Token-ring chip sets |
| 8.4.4.2 Ethernet chip sets |
| 8.4.4.9 USB ICs |
| 8.5 DDI and other network-technology components |
| 8.5.2 Interfaces |
| 8.5.2.5 Interfaces, miscellaneous |
| 8.7 System solutions |
| 8.7.12 I/O modules |