1 / 32

BRINGING DIGITAL TECHNOLOGY TO LIFE

BRINGING DIGITAL TECHNOLOGY TO LIFE. Company overview. Wolfson Microelectronics. A leading high performance mixed-signal semiconductor company Broad product portfolio with digital consumer market focus

mayda
Download Presentation

BRINGING DIGITAL TECHNOLOGY TO LIFE

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. BRINGING DIGITAL TECHNOLOGY TO LIFE

  2. Company overview Wolfson Microelectronics • A leading high performance mixed-signal semiconductor company • Broad product portfolio with digital consumer market focus • Providing the interface between ‘real world’ signals such as sound and light, and digital electronics • Differentiated by features and performance • Wolfson’s mixed-signal ICs are crucial to end-user enjoyment of digital consumer products www.wolfsonmicro.com

  3. Company overview Wolfson today Worldwide Presence • 5 sales and technical support locations • Over 150 customers Broad Product Portfolio • Range of over 50 products • Consumer audio, portable devices, digital imaging • Over 50 million products shipped (LTM) Strong Financial Performance • FY 2003 sales: $33.7 million • H1 2003 sales: $29.3 million www.wolfsonmicro.com

  4. Company overview Competitive strengths ProductDefinitionExpertise • Technical expertise in product definition • Proven process: from design to mass production • Over 50 products developed and in production Product Execution Capability Proven Supplier • Sole source supplier to leading OEMs/ODMs • More than 50 million products shipped (LTM) Expert Frontline Support • Taiwan and China local offices • Direct technical and sales support www.wolfsonmicro.com

  5. “Bringing digital technology to life” Market overview www.wolfsonmicro.com

  6. Market overview Digital Consumer : driving demand for mixed-signal CAGR: 28% • Notes: • ‘Point and shoot’ cameras only • Includes Play-only, recorders, portable, combo and HTiBs. • Includes keypad and pen-based devices, converged devices and some mobile phones Source: IDC 2003 www.wolfsonmicro.com

  7. “Bringing digital technology to life” Wolfson’s route to market www.wolfsonmicro.com

  8. United States Europe Edinburgh Manchester San Diego Wolfson’s route to market International sales presence Asia Yokohama Shen- Zhen Taipei • Each region has • Technical sales • Field application engineers • Customer services • Extensive agent and distribution network established in all regions www.wolfsonmicro.com

  9. Wolfson’s route to market Global Customer Base 2003 2002 2001 www.wolfsonmicro.com

  10. “Bringing digital technology to life” Wolfson’s products and roadmap www.wolfsonmicro.com

  11. Linear Image Sensor Analogue Front End Analogue Signal Conditioning A/D Converter DigitalImage Processing DigitalOutput Image Wolfson products Wolfson’s products and roadmap Wolfson’s products Audio Products A/D Converter DSP / Controller D/A Converter Line-in Mic Imaging Products www.wolfsonmicro.com

  12. IMAGING 20 20 Msps Msps WM8199 WM8199 16 bits 16 bits WM8198 WM8198 WM8214 WM8214 WM8298 WM8298 WM819X WM819X 30/40MHz MFP AFE 30/40MHz MFP AFE 6 6 Msps Msps WM8213 WM8213 6/12 6/12 Msps Msps 14 bits 14 bits WM819X WM819X AUDIO 6/12 6/12 Msps Msps WM8216 WM8216 WM8740 WM8740 50/60MHz Digital 50/60MHz Digital 120dB 120dB WM8718 WM8718 112dB Stereo DAC 112dB Stereo DAC Copier AFE* Copier AFE* 120dB 120dB WM8215 WM8215 Stereo DAC Stereo DAC 112dB 112dB WM8181 WM8181 112dB Stereo DAC 112dB Stereo DAC WM8719 WM8719 with DSD support with DSD support 12 bits 12 bits WM8150 WM8150 WM8756 WM8756 WM814X WM814X 8 8 - - Channel Channel LOW-POWER PORTABLE 6 6 - - Channel Channel 106dB 106dB WM8770/1 WM8770/1 WM8728 WM8728 Low pin Low pin * In development * In development Codecs Codecs WM8746 WM8746 6 6 - - Channel Channel DAC DAC WM8772 WM8772 count count Codec Codec Time Time MFP AFE MFP AFE 2002 2002 2003 2003 1998 1998 - - 2000 2000 2001 2001 WM8720 WM8720 WM8733 WM8733 103dB 103dB Next generation AC’97 Next generation AC’97 Next generation Next generation Audio Codec and Touch Audio Codec and Touch WM9712 WM9712 WM8726 WM8726 value DAC value DAC Screen Controller Screen Controller AC’97 Audio Codec and AC’97 Audio Codec and 100dB 100dB WM9705 WM9705 Stereo ADC Stereo ADC WM8738 WM8738 WM8725 WM8725 Touch Screen Controller Touch Screen Controller Functionality 2001 2001 2002 2002 2003 2003 Time Time AC’97 Codec AC’97 Codec WM9710 WM9710 90dB 90dB with H/P Driver with H/P Driver Next generation Next generation 1998 1998 - - 1999 1999 2000 2000 WM8751 WM8751 WM8721 WM8721 WM8731 WM8731 MP3 Codec MP3 Codec WM8711 WM8711 Next generation Next generation WM8750 WM8750 WM8731 WM8731 Low power ADC Low power ADC WM8721 WM8721 WM8739 WM8739 ADC with ALC ADC with ALC WM8737 WM8737 and MIC pre and MIC pre - - amp amp DACs DACs with with H/P output H/P output 2001 2001 2002 2002 Time Time Wolfson’s products and roadmap Product portfolios www.wolfsonmicro.com

  13. “Bringing digital technology to life” Competitive Differentiation www.wolfsonmicro.com

  14. Competitive Strengths Competing through innovation • Technically superior, cost effective solutions • Focus on mixed-signal for digital consumer • Compelling product portfolios Wolfson’s success factors Based on • Product innovation • Skilled mixed-signal designers • Focused sales and technical support • Proven high-volume supplier www.wolfsonmicro.com

  15. Summary Highlights Experienced sales and technical support team Leading high performance mixed-signal company Broad product portfolio with digital consumer market focus Strong track record of profitable growth Proven high volume supplier Wide customer base www.wolfsonmicro.com

  16. “Bringing digital technology to life” Bringing Life to Mobile Phones www.wolfsonmicro.com

  17. Strategy Mobile Phone Product Evolution 3nd Generation WM8753 Hi-Fi audio CODEC and PCM speech CODEC WM97XX Hi-Fi audio CODEC and T/P controller 4th Generation WM87XX WM97XX 1st Generation WM8731 audio CODEC 2nd Generation WM8750 Hi-Fi audio CODEC WM9712 Hi-Fi audio CODEC and T/P controller • Wolfson has complete portfolio of products designed for the next generation of multi-media and smartphone mobile phones • The products combine the highest quality audio with PCM telephony processing, touch panel interfaces and other mixed-signal functions www.wolfsonmicro.com

  18. WM8753 Dual CODEC WM8753 Features • The WM8753L is a highly featured dual codec designed for combined telephony and Hi-Fi audio applications • Contains stereo ADC, stereo DAC and separate mono DAC • Provides inputs and mixing to integrate MP3, speech, and other audio sources • Drives headphones, ear speaker and external speaker via power amplifier • Supports simultaneous music and speech during voice call • Small size, ease of use, low power consumption and efficient design • Applications include: • Smartphone • Multi media phone • Personal Digital Assistant www.wolfsonmicro.com

  19. WM8753 Dual CODEC Application of WM8753 www.wolfsonmicro.com

  20. WM8753 Dual CODEC WM8753 Benefits • Reduce driver complexity and CPU loading • No Hi-Fi PCM streams between apps and comms processors • Multiple audio streams mixed by apps processor so that only one stream is sent across I2S interface • No need for mixer in comms sub-system • Speech and Hi-Fi audio mixed in terminal in analogue domain • Speech and audio mixture can be played back over air interface in real-time • Karaoke • Personal commentary on soundtrack (e.g. sport) www.wolfsonmicro.com

  21. WM8753 Dual CODEC Product Features • Lowest power consumption in class: • 7mW Stereo playback @1.8V • <6mW for PCM codec operation @1.8V • 20mW all-on @1.8V • Only codec which runs at 1.8V (analogue), 1.42V (digital) • Extends battery life • I2S digital audio interface • Standard interface enabling connection to most processors • Supports all PocketPC sample rates • 8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz • Choice of package for maximum flexibility: • 5mm x 5mm 52-pin BGA or • 7mm x 7mm 48-pin QFN www.wolfsonmicro.com

  22. WM8753 Dual CODEC Wolfson’s products • High integration level • Simplifies design and implementation • Analogue mixers reduce CPU loading • Highly suited to GSM/GPRS solutions with digital I,Q • No need for analogue interface IC • Consistent with Intel PCA architecture • Both speech and Hi-Fi codec are part of the Apps processor subsystem • Consistent with 3G view of audio as an application • Apps and comms power management can be kept separate and optimised independently • Simplified driver development • Apps processor driver implements all CODEC functions • Communications processor driver only needs to stream speech to the PCM codec www.wolfsonmicro.com

  23. DGND DCVDD DBVDD HPGND SPKVDD HPVDD capless DC MEASUREMENT LMSEL option OUT4 MM -/+ VREF OUT3 LM W EAR LINE1 LEFT ST2LO SPKR WM8753L MIXER LD2LO LOUT1VOL RM LINE2 Rx RXP -/+ LOUT1 RXN L VXD2LO RXMSEL LM2LO ADC ACIN DAC capless MONO2 option Hi-Fi DAC ACOP MONO PGA ST2MO DIGITAL MIXER PCM Codec or ALC LD2MO FILTERS R Tx MONO1 MICIN DIGITAL VXD2MO ADC VOLUME FILTERS RD2MO MONOVOL MIC1 TONE MM2MO CONTROL DAC RIGHT VOICE ST2RO MIXER VXD2RO DAC ALC MIX ROUT1 MIC Preamps +12dB to +30dB RD2RO ROUT1VOL RM2RO MIC2N MIC MUX LOUT2 MIC2 SPKR LOUT2VOL REC L - (-R) MIXER PLL1 = L+R ROUT2 -1 INV MICBIAS Rx PCM AUDIO I2S AUDIO CONTROL PLL2 ROUT2 INTERFACE INTERFACE INTERFACE 50k 50k ROUT2VOL VREFN Rpu 4k 5k 500k 500k AGND MCLK PVDD LRC PGND VREFP SDIN VMID VXFS BCLK SCLK AVDD GPIO4 VXDIN VXCKLK DACDAT ADCDAT VXDOUT PCMCLK CSB/GPIO5 GP1/CLK1 GP2/CLK2 MODE/GPIO3 WM8753 Block Diagram WM8753 Dual CODEC

  24. “Bringing digital technology to life” Bringing Life to Audio Applications www.wolfsonmicro.com

  25. Complete Audio Solutions for DVD Receivers www.wolfsonmicro.com

  26. Complete Audio Solutions for DVD Recorders www.wolfsonmicro.com

  27. Strategy Wolfson Audio Product Line Benefits • Wolfson has complete portfolio of products designed for the next generation of DVD, audio and video applications • 2, 6 and 8 channel DACs • 2, 5 and 8 channel ADCs • 2, 6 and 8 channel CODECs • S/PDIF receivers • Unique audio converter architecture that ‘sounds’ fundamentally better • Products that provide the perfect combination of performance with outstanding value www.wolfsonmicro.com

  28. “Bringing digital technology to life” Bringing Life to DVD Recorders www.wolfsonmicro.com

  29. WM8776 WM8776 CODEC with Input Multiplexor and H/P Driver www.wolfsonmicro.com

  30. WM8776 WM8776 CODEC Features • 108dB SNR (‘A’ weighted @ 48kHz) DAC • 102dB SNR (‘A’ weighted @ 48kHz) ADC • DAC Sampling Frequency: 32kHz – 192kHz • ADC Sampling Frequency: 32kHz – 96kHz • Five stereo ADC inputs with analogue gain adjust from +24dB to –21dB in 0.5dB steps • Programmable Limiter or Automatic Level Control (ALC) • Stereo DAC with independent analogue and digital volume controls • Stereo Headphone and Line Output • 3-Wire SPI Compatible or 2-Wire Software Serial Control Interface • Master or Slave Clocking Mode • Programmable Audio Data Interface Modes • I2S, Left, Right Justified or DSP • 16/20/24/32 bit Word Lengths • Analogue Bypass Path Feature • Selectable AUX input to the volume controls • 2.7V to 5.5V Analogue, 2.7V to 3.6V Digital supply Operation www.wolfsonmicro.com

  31. WM8776 CODEC Benefits • WM8776 is the industry leading multi-channel input device for next generation DVD recorders and players and AV receivers • Highest level of integration of this product type, designed to address the needs of these new emerging recordable media technologies and digital amplifiers • Unique split sample rate interface for the DAC and ADCWM8776, enabling the user to record at one sample rate and playback at another simultaneously • Based upon proven technology from the WM8770 product family www.wolfsonmicro.com

  32. Appendix Today’s Presenter Julian Hayes, VP Marketing • Mr. Hayes joined the Company as Audio Product Marketing Manager in May 1998. Prior to joining the company, he spent fourteen years at Analog Devices Inc., most recently as Business Development Manager/Consumer Specialist • Mr. Hayes has a Diploma in Marketing and an Honors Degree in Physics from Southampton University www.wolfsonmicro.com

More Related