| Taiwan Memory Technology (tmTECH) |
 |
 |
| Taiwan Semiconductor (TSC) |
 |
 |
| Tamarack Microelectronics (TMI) |
 |
 |
| TDK Semiconductor |
 |
 |
| Teccor (-> Littelfuse) |
 |
 |
| Tekmos |
 |
 |
| TelCom Semiconductors (-> Microchip) |
 |
 |
| Teledyne (-> TelCom Semiconductors) |
 |
 |
| Telefunken (-> Vishay) |
 |
 |
| Temex |
 |
 |
| Temic Semiconductors (-> Atmel) |
 |
 |
| Tensilica |
 |
 |
| Tensleep |
 |
 |
| Terosil (-> On Semiconductors) |
 |
 |
| Texas Advanced Optoelectronic Solutions (TAOS) |
 |
 |
| Texas Instruments |
 |
 |
| Thaler Corporation |
 |
 |
| THAT Corporation |
 |
 |
| Thesys (-> Melexis) |
 |
 |
| THine |
 |
 |
| Thomson (SGS-) (-> ST Microelectronics) |
 |
 |
| Tiger Jet Network |
 |
 |
| Toko Semiconductor |
 |
 |
| Topsil |
 |
 |
| Torex Semiconductors |
 |
 |
| Toshiba |
 |
 |
| Toyoda Gosei |
 |
 |
| TransDimension |
 |
 |
| Transmeta |
 |
 |
| TranSwitch |
 |
 |
| Transys Electronics |
 |
 |
| Trimble |
 |
 |
| Trinamic Microchips |
 |
 |
| Tripath Technology |
 |
 |
| TriQuint Semiconductor |
 |
 |
| TSMC |
 |
 |
| Tundra Semiconductor |
 |
 |