Under Embargo until December 10, 2007 Introducing Cypress West Bridge™Astoria TM

2 - Cypress Confidential – Agenda West Bridge™ Family Architecture West Bridge™ Antioch System Solution MLC NAND Flash Market Analysis West Bridge™ Astoria™ System Solution

3 - Cypress Confidential – Emb. CPU Embedded World From North & South to West Bridge™ West Bridge CPU North Bridge South Bridge Memory Peripherals PC World

4 - Cypress Confidential – West Bridge Value Proposition Emb. CPU Peripherals Complement functionality of main CPU Enable connectivity to next-generation peripherals and memory High Performance, optimized path for specific applications Offload main CPU from data-intensive operations Bridge to latest interfaces standards Direct connection between peripherals

5 - Cypress Confidential – West Bridge Value Proposition Emb. CPU Peripherals Peripheral controller enabling new interfaces Improves system performance and offload main CPU West Bridge™

6 - Cypress Confidential – West Bridge – One Year Later Smart PhonesData Cards Millions units shipped already and 20+ designs in progress Multimedia Phones

7 - Cypress Confidential – West Bridge™Antioch™ Combined USB and Mass Storage Controller One Year Ago - Antioch

8 - Cypress Confidential – Baseband Processor Multimedia Phone Market Need 3. Dedicated path from USB to Storage 2. High-Speed USB for PC Data Mass Storage 1. High-Density Storage Support

9 - Cypress Confidential – Antioch Performance Comparison Download time for 1GB of data (in seconds) t 9 x 7 x 1 x 32 x 6 x 7 min 1 sec 5 min 35 sec 57s 8 min 37 sec 30 min 29 sec 1 Gigabyte in under 1 min !

10 - Cypress Confidential – MLC NAND Market Analysis

11 - Cypress Confidential – Storage Density Demand Evolution Source: Gartner Research Report 2007

12 - Cypress Confidential – NAND Flash Cost Trends Cost/GB Date SLC NAND MLC NAND $10.00 $7.00 $13.70 $ Year Ago Today Source: DRAMeXchange Nov 2007

13 - Cypress Confidential – Goal: Lower System NAND Costs MPU 1 GB SLC NAND MPU 1 GB MLC NAND $13.70 $4.70

14 - Cypress Confidential – MLC NAND Design Challenges Detect Bits (ECC) Process Technology (nm) MLC SLC 9x 7x 5x 4x Error Correction Requirements Complex NAND Management Complexity increasing with Tech Higher ECC requirement Bad block Management Wear leveling Performance is a challenge Performance goes down with Tech Needs creative Interleaving schemes No Standard NAND I/Fs varies with NAND vendors Vendor-specific optimized commands Timing varies with vendors

15 - Cypress Confidential – West Bridge™Astoria™ Multimedia Mass Storage Controller

16 - Cypress Confidential – Introducing Cypress N-Xpress TM Technology N-Xpress TM Wear Leveling 4-bit Error Correction Coding Bad Block Management Dynamic Interleaving ……. Full NAND Management 4-bit RS ECC Bad block management Wear leveling Dynamic Interleaving Connect up to 16 NANDs High performance throughput Support Lowest Cost NAND Support all NAND vendors Supports all densities Same processor interface

17 - Cypress Confidential – Astoria: Configurable Storage Interface …… Up to 16 MLC NAND MPU Cypress N-Xpress TM Engine SD/MMC & SDIO Engine Configurable Storage Interface Adds SDIO devices and storage at once Astoria TM

18 - Cypress Confidential – Astoria: Flexible Processor Interface …… Up to 16 MLC NAND MPU Cypress N-Xpress TM Engine SD/MMC & SDIO Engine Configurable Storage Interface Flexible Proc. I/F Connect to any Embedded MPU Astoria TM

19 - Cypress Confidential – Astoria: West Bridge SLIM Architecture …… Up to 16 MLC NAND MPU Cypress N-Xpress TM Engine SD/MMC & SDIO Engine Configurable Storage Interface Flexible Proc. I/F USB 2.0 SIE & XCVR Astoria TM SLIM TM Full Multitasking and HS-USB Support

20 - Cypress Confidential – West Bridge Astoria Cypress N-Xpress TM technology Full MLC NAND management Dynamic interleaving over up to 16 devices Support all NAND vendors Latest mass storage interface support Removable storage : SDHC, MMC+, SDIO Embedded storage : MLC NAND, HDD (CE-ATA) Flexible µP interface Async and Sync. SRAM, SPI, ADMUX, NAND Hi-Speed USB support USB 2.0 compliant at 480Mbps 16 configurable endpoints SLIM™ architecture Independent data paths among PC, Storage and µP Dedicated path from PC to mass storage Low Power and space-saving solution 26MHz, 19.2MHz clock input support Small foot-print (6mm x 6mm,.5mm pitch vfBGA) 4 programmable low-power modes

21 - Cypress Confidential – Availability Sampling now Full production H1 2008

22 - Cypress Confidential – Expanding West Bridge World West Bridge Antioch West Bridge Astoria Next Gen. West Bridge …………