SigmaTel, Inc. Fourth Quarter 2006 Earnings Conference Call - Webcast

  
    
  
  
    
      SigmaTel, Inc. (NASDAQ:SGTL), a leader in mixed-signal semiconductors, 
      will hold its quarterly conference call to discuss fourth quarter 
      results on Thursday, February 1, 2007, at 4:30PM Eastern Time (3:30PM 
      Central Time).
    
    
      This call is being webcast by Thomson/CCBN and can be accessed at 
      SigmaTel’s Web site at www.sigmatel.com.
    
    
      The webcast is also being distributed through the Thomson StreetEvents 
      Network. Individual investors can listen to the call at www.earnings.com, 
      Thomson’s individual investor portal, powered 
      by StreetEvents. Institutional investors can access the call via Thomson 
      StreetEvents (www.streetevents.com), 
      a password-protected event management site.
    
    
      About SigmaTel: SigmaTel, Inc. a fabless semiconductor company 
      headquartered in Austin, Texas, designs, develops, and markets 
      proprietary, analog intensive, mixed-signal ICs for a variety of digital 
      multimedia products in the consumer electronics and computing markets, 
      including portable compressed audio players, such as MP3 players, 
      notebook and desktop PCs, digital video cameras, multi-function 
      peripheral products, digital televisions, and set-top boxes. SigmaTel 
      provides complete, system-level solutions that include highly-integrated 
      ICs, customizable firmware and software, software development tools, 
      reference designs, and applications support. The company's focus is on 
      providing system-level solutions that enable customers to rapidly 
      introduce and offer electronic products that are small, light-weight, 
      power-efficient, reliable, and cost-effective. SigmaTel is ISO 9001:2000 
      certified and is committed to providing customers with high performance, 
      quality products along with superior customer service.