WiMAX Wave 2 Software + Development Tools Will Spur Deployment Embargoed until September 26, 2007

Industry Trend: Mobile Broadband Data 0.001 0.01 0.1 1 10 100 GSM GPRS, cdma2000 EDGE, CDMA2000-1x CDMA2000 1x-EV-DO CDMA2000 1x-EVDV W-CDMA HSDPA, HSUPA CDMA2000 1x-EV-DO R. A “4G” SMS, IMS Text E-mailing Ring Tones Simple games Multimedia messaging Video clips, Web browsing Games Streaming audio Streaming video clips Enterprise Apps (Word, Excel, Outlook) Complex games Robust Web Browsing Video conferencing, VoD Interactive gaming Wireless VPNs, Streaming video Source : iSuppli MULTIMEDIA STREAMING E-MAIL INTERACTIVITY Peak Data Transmission (Mbps) Deployment of 3G worldwide is the primary driving force Operators see source of new revenue and increased ARPU around broadband-speed data services Quality, capacity and latency issues remain

Capex Spending Beyond 3G North American Spending by Technology Carrier spending begins in 2007 with significant momentum seen in 2008. Competitive solution needed against existing broadband and broadcast technologies Mobile TV and video viewed as “must-have” technologies Chart provided by iSuppli Research Q4 2006

Carrier-Class WiMAX Wave 2 Software Will Spur Development for OEMs Physical Layer Toolkit for WiMAX Forum Wave 1 and Wave 2 Certification Requirements The WiMAX library provides the physical layer building blocks for implementing a Wave 2 certified system. Production Quality 802.16e Software Code is optimized for TI’s optimized wireless infrastructure DSPs, based on C64x+ core. Development follows ISO certified software development process. Testing and Integration Library is accompanied by test platforms and test vectors. Integrated uplink chain is provided as a reference implementation of the receive path. Detailed user’s guide and benchmarks are provided.

WiMAX Wave 2 Software Offers New Building Blocks

TI Software Accelerates Product Development, Lowers Risk, Cost Enables WiMAX PHY Application Mobile WiMAX Profile Feature set Clean, Flexible APIs, Re-entrant Production Quality, Full Support Optimized for wireless infrastructure DSPs, based on C64x+™ DSP core Example Integration/Simulator Customer System Development TI c64x+ DSPs Customer Application Framework Customer Application (802.16e PHY) RTOS (TI DSP BIOS/other) TI WiMAX Wave 2 Library TI Chip Support Library TI c64x+ Foundation Library TI WiMAX Development Platform TI c64x+ DSPs TI Example Integration/Simulation TI WiMAX Wave 2 Library TI c64x+ Foundation Library Shortens time to demo, time to market Complements TI foundation software including DSP BIOS, etc. TI Chip Support Library

Development Platform Enables Complete System Testing JTAG Power Modules AIF AMC Connector DDR Memory Faraday Power Power Module DDR Memory CPLD SGMII Phy JTAG AIF

TI Is The Only Provider With the Complete Solution Software Optimized software library includes MIMO and beamforming algorithms Building blocks can enhance range, throughput or both Silicon TMS320TCI6487 3GHz multi-core device delivers optimized performance Complete analog signal chain TMS320TCI6487 Hardware Platforms Development platforms from third parties enable evaluations and network trials AMC cards available from Mercury Computer System Expertise Design portfolio leverages system-level benchmarks Benchmarks illustrate system architectures to support existing 3G designs plus WiMAX

Optimized Silicon Delivers Performance, System Partitioning TMS320TCI6487 – 3GHz Features New C64x+™ Core Three (3) C64x+ DSP Cores at 1GHz each 16/32 bit ISA, doubled MPY vs C64x core RSA instruction set extension for CR processing (downlink & uplink) Memory 3 MB of total L2 memory Acceleration VCP2, TCP2 Peripherals 2x sRIO (1x links) 10/100/1000 Mbps Ethernet - SGMII Antenna interface supporting OBSAI / CPRI – 6 links McBSP (TDM) DDR2-667MHz 65nm Process

Texas Instruments: Commitment, Leadership and Expertise Product roadmap continues to deliver low-cost, high- performance solutions Early positions with TDM and VoIP technologies benefit future products Early positions in 3G and advanced wireless standards through contribution in standards bodies Leadership Expertise 8 out of the top 8 3G base station OEMs use TI technology; 4 of the top 4 WiMAX OEMs use TI Only solution provider to offer broadband, fixed line and mobile solutions In-house process and manufacturing capabilities deliver more robust solutions Systems expertise via acquisitions and breadth of product portfolio delivers the only end-to-end signal chain solution Only carrier-class quality management PIQUA™ software Proven experience with OFDM-based technology drives WiMAX and LTE solutions