|                                                      |  State of Other Jurisdiction or Incorporation |
|-----------------------------------------------------------|----------------------------------------------------|
| Integrated Circuit Systems, Inc.                          | Pennsylvania                                       |
| IDT Massachusetts Holding Co.                             | Delaware                                           |
| IDT Massachusetts, Inc.                                   | Delaware                                           |
| IDT New York, Inc.                                        | New York                                           |
| Integrated Device Technology, Inc.                        | Delaware                                           |
| Integrated Device Technology International Holding Co.    | California                                         |
| Quadic Systems                                            | Maine                                              |
| Newave Semiconductor Corporation                          | California                                         |
| Silicon Logic Engineering                                 | Wisconsin                                          |
| Integrated Device Technology Asia Limited                 | Hong Kong                                          |
| IDT Asia, Limited                                         | Hong Kong                                          |
| Integrated Device Technology Bermuda, Ltd.                | Bermuda                                            |
| IDT Europe Limited                                        | United Kingdom                                     |
| I.D.T. France S.A.R.L.                                    | France                                             |
| Integrated Device Technology International Holdings, Inc. | California                                         |
| IDT Integrated Device Technology AB (Sweden)              | Sweden                                             |
| Integrated Device Technology GmbH                         | Germany                                            |
| Integrated Device Technology Ireland Holding, Ltd.        | Ireland                                            |
| Integrated Device Technology (Israel) Ltd.                | Israel                                             |
| Integrated Device Technology S.r.l.                       | Italy                                              |
| Integrated Device Technology Korea, Inc.                  | Korea                                              |
| Integrated Device Technology (Malaysia) SDN. BHD          | Malaysia                                           |
| IDT Singapore Pte. Ltd.                                   | Singapore                                          |
| IDT Shanghai Co. Ltd.                                     | China                                              |
| Nippon IDT K.K.                                           | Japan                                              |
| IDT Canada Inc.                                           | Canada                                             |
| IDT Canada Holdings Inc.                                  | Canada                                             |
| ZettaCom, Inc.                                            | Delaware                                           |
| Tundra Semiconductor, Inc.                                | Delaware                                           |
| Tundra Semiconductor, Inc. (UK) Ltd.                      | United Kingdom                                     |
| Tundra Semiconductor International Ltd.                   | Barbados                                           |
| Tundra Semiconductor (India) Private Ltd.                 | India                                              |
|                                                      |                                               |