Exhibit 21

Subsidiaries of the Registrant

	Organized Under Law Of
Silicon Laboratories Canada ULC	Canada
Shenzhen Silicon Laboratories Technology Co. Ltd.	China
Silicon Laboratories Denmark Aps	Denmark
Silicon Laboratories Finland Oy	Finland
Silicon Laboratories France SAS	France
Silicon Laboratories GmbH	Germany
Silicon Laboratories Asia Pacific, Limited	Hong Kong
Silicon Laboratories Hungary Korlátolt Felelősségű Társaság	Hungary
Silabs India Private Limited	India
Silicon Laboratories Italy, S.r.l.	Italy
Silicon Laboratories Y.K.	Japan
Silicon Laboratories Norway AS	Norway
Silicon Laboratories International Pte. Ltd.	Singapore
Silicon Laboratories UK Limited	United Kingdom