1. European Zigbee Open House June 3 rd, 2003 Semiconductor Solutions for the “Real World” AMI Semiconductor

2. 2002 Acquired Alcatel Microelectronics’ (AME) Mixed-Signal Business Acquired MicroSemi Micro Power Products 2001 Francisco Partners & Citicorp Venture Capital Acquire Majority Interest Christine King Takes Helm as President & CEO 2000 Rode The Industry Wave of Growth and Demand 1980 Became Wholly-Owned Subsidiary of Gould/Japan Energy 1966 Founded - “The Original ASIC Company” 1990 Slow But Steady Growth History & Growth 1970 Publicly Traded Company 2003 Issued $200 Million in Bank Notes Confidential 2 AMI Semiconductor the Original ASIC Company

3. AMIS Revenue Growth 50 100 150 200 250 300 350 400 450 19941995199619971998199920002001 Revenue ($M) 2002 Confidential 3 AMI Semiconductor the Original ASIC Company

4. AMI Semiconductor Global Reach  Worldwide HQ in Pocatello, Idaho, USA  European HQ in Oudenaarde, Belgium, Europe  Wafer Sort & Final Test in Manila, Philippines, Asia Focus Market Segments  Automotive, Medical, Industrial, Communications Broad Real-World Technology  Sensors Interface, Signal Processing Intelligence, Low Data Rate Wireless, Non-Volatile Memory, Actuators, & Motor Interfaces A Worldwide Top 15 ASIC Vendor * *Bryan Lewis, Gartner Dataquest Confidential 4 AMI Semiconductor the Original ASIC Company

5. Industry Leading Customers Automotive (25%) Industrial (22% ) Communication (20%) Medical (11%) Computer, Consumer, & Other (22%) Mid-Range Digital ASICs PLD Conversions Mixed-Signal ASICs PLD Conversions Foundry Mixed-Signal ASICs PLD Conversions Foundry Mixed-Signal ASICs Digital ASICs Foundry Mixed-Signal ASICs Digital ASICs Confidential 5 AMI Semiconductor the Original ASIC Company

6. Mixed-Signal Technology to Interface With the Real World Sensor Interfaces Actuators Signal Processing Intelligence Memory Focus on Automotive, Medical and Industrial Applications Sensor Inputs: Pressure Temperature Acceleration Angular Rate Magnetics Transceivers Drivers: Motors Switches Relays Communications: Wireless Wired Real World Confidential 6 AMI Semiconductor the Original ASIC Company

7. AMIS Mixed-Signal Products “A 30 Year Legacy” Low Cost CMOS Wireless Solutions Quick Time-to-Market Mixed-Signal Specific Design Methodologies  Customer-driven  Proven Targeted Manufacturing Processes  Flexible  Long-life > 165 Mixed-Signal Engineers  Dedicated System Architects Confidential 7 AMI Semiconductor the Original ASIC Company

8. AMIS Wireless Offering Comparisons Sub 1 GHz Wireless Technology Confidential 8 AMI Semiconductor the Original ASIC Company

9. ASTRX1 Demo At Zigbee Open House, March 2003 Early Evaluation Kits Q4, 2003 Two Further Full ECOs Expected Full Productization Q1, 2004 ASTRX1 Update Acquisition time less than 0.5mS for Data Packet. Confidential 9 AMI Semiconductor the Original ASIC Company