Filed by Microchip Technology Incorporated Pursuant to Rule 425 under the Securities Act of 1933 Subject Company: Telcom Semiconductor, Inc. Commission File No. 0-21184 The following slides were used at an investor conference on October 30, 2000. - -------------------------------------------------------------------------------- vin Why expand Microchip's Analog capability? . Analog market growing from $22B in `99 to $48B in `03* . Proprietary analog enjoys high, sustainable margins . $1.50 of analog for every $1.00 of microcontroller** . Leverage: . Brand recognition . Over 30,000 current PICmicro customers . Sales and Applications resources . Technology investment . Design re-use * Source: SIA June 2000 ** Source: Design News-1998 - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- vin Why TelCom Semiconductor? . Analog business is a natural fit for Microchip's microcontroller product line . TelCom: 6,000 Analog customers, 230 Analog products and high quality engineering team accelerate our Analog initiative by years . TelCom's analog products and capabilities can increase microcontroller / analog attach rates . TelCom can leverage Microchip's existing fab capacity for both existing and future products . Attractive value - $185M enterprise value - $115M cash - -------------------------------------------------------------------------------- - ------------------------------------------------------------------------------- vin Microchip's Stand-alone Analog Customer Growth [BAR GRAPH APPEARS HERE] TelCom adds 6,000 stand- alone analog customers. Q299 Q399 Q499 Q100 Q200 Q300 Q400 Q101 Q201 ---- ---- ---- ---- ---- ---- ---- ---- ---- # of Customers 0 7 83 383 529 570 1263 1472 1704 - ------------------------------------------------------------------------------- - ------------------------------------------------------------------------------- vin Revenue Breakdown by Market Microchip TelCom --------- ------ Consumer 36% 2% Automotive 19% 0% Industrial 15% 28% Communications 15% 52% Computing 15% 13% - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- vin The Embedded Control Signal Chain "The Combined Footprint" [FLOW CHART APPEARS HERE] - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- vin Design-in Revenue Opportunity . Tracking $2.1B of PICmicro design opportunities Available "attached" opportunity $ Analog per Total available # of $1.00 microcontroller opportunity $ products --------------------- ------------- -------- Microchip $.05 $100M 30 Microchip & TelCom (Today) $.30 $600M 180 Microchip & TelCom (18 mo.) $.45 $900M 280 - --------------------------------------------------------------------------------