WFN186_WM8580.81_aw*.qxp 2/27/06 10:53 AM Page 1 Multi-Channel Audio CODECs with S/PDIF Transceiver WM8580 A comprehensive solution for LCD-TV and AV Receivers, the WM8580 and WM8581 Multi-Channel Audio Signal Processors radically simplify audio path design. WM8581 Combining the features of up to 6 independent devices in one package, the WM8580 and WM8581 provide a complete audio signal processing solution. The CODECs use Wolfson’s renowned audio converter architecture and, along with world-class S/PDIF jitter rejection performance, are all packaged in a compact 48-lead TQFP. DSP HDMI, Memory Card etc Digital Audio Interface (1) Digital Audio Interface (2) WM8581 ONLY WM8580, WM8581 Analog Audio Input ADC Multiple S/PDIF Inputs from DVD, Hi-Fi, etc M U X S/PDIF in DAC Volume Control DAC Volume Control DAC LINE Volume Control DAC AUX 7.1 or Audio 5.1 or Audio HP S/PDIF out GPIO Expander GPIO SPKR Volume Control AUDIO ROUTING TV Tuner, Microphone, DVD, VCR Multiple Output Strategies Control Interface PLL Xtal MCLK 2-Wire, 3-Wire, Hardware Control Systems PRODUCT BENEFITS APPLICATIONS Complete high performance Audio Signal Processor on a single chip Flat Panel TV Radically simplifies LCD-TV and AV receiver audio path design AV Receivers World-class S/PDIF jitter rejection enables accurate lock onto, and recovery of, poor quality input signals Surround Sound Processors DVD Recorders ADC and DACs can run at independent sample rates Hi-Fi systems Unique second audio interface allows users to input independent digital sources for features such as Picture in Picture and HDMI Capable of processing and converting a range of audio formats from a variety of sources to outputs PC Soundcards WFN186_WM8580.81_aw*.qxp 2/27/06 10:53 AM Page 2 WM8580 Multi-Channel Audio CODECs with S/PDIF Transceiver WM8581 PRODUCT FEATURES PRODUCT DETAILS WM8580 WM8581 DAC Channels 6 8 ADC Channels 2 2 S/PDIF Inputs 4 4 S/PDIF Outputs 1 1 Hardware Control YES YES Software Control YES YES Package 48–TQFP 48–TQFP 103dB SNR (‘A’ weighted @ 48kHz) DAC 100dB SNR (‘A’ weighted @ 48kHz) ADC DAC sampling frequency: 8kHz – 192kHz ADC sampling frequency: 8kHz – 192kHz Two independent master or slave audio data interfaces AUDIO ROUTING Both interfaces support I2S, left, right justified or DSP data formats Powerful routing inside the WM8580 and WM8581 allows audio data in multiple formats to be seamlessly routed to multiple destinations – greatly reducing design complexity and PCB space. Independent ADC and DAC sample rates and formats 16/20/24/32 bit word lengths S/PDIF transceiver with internal clock recovery AUDIO CODEC Two digital audio interfaces The core structure is a high quality multi-channel audio CODEC – perfect for 5.1 or 7.1 audio and providing solutions for line out, HP and AUX on modern DTV and PC sound cards. Digital volume controls 2 and 3-wire serial control interface with readback, or hardware control interface S/PDIF TRANSCEIVER Each device integrates a 4:1 S/PDIF transceiver based on Wolfson’s proprietory PLL technology ensuring industry leading S/PDIF performance. DUAL AUDIO INTERFACE Wolfson’s multiple audio interfaces allow seamless connection to multiple DSPs, memory cards and Nicam Decoders. WORLD HEADQUARTERS USA SALES OFFICE JAPAN SALES OFFICE ASIA PACIFIC SALES OFFICE Wolfson Microelectronics plc Wolfson Microelectronics, Inc. Wolfson Microelectronics plc Wolfson Microelectronics plc Westfield House 26 Westfield Road Edinburgh 16875 West Bernardo Drive Suite 280 6F Shinbashi 29 Mori Building 4-2-1 Shinbashi 2F, No.39, Alley 20 Lane 407, Sec. 2 San Diego EH11 2QB United Kingdom CA 92127 USA Minato-ku Tokyo 105-0004 Japan Tiding Boulevard, NeiHu District Taipei 114 Taiwan t: +44 (0) 131 272 7000 f: +44 (0) 131 272 7001 e: [email protected] t: +1 (0) 858 676 5090 f: +1 (0) 858 676 0484 e: [email protected] t: +81 (0) 3 5733 8677 f: +81 (0) 3 3578 1488 e: [email protected] t: +886 (0) 2 875 11600 f: +886 (0) 2 875 10201 e: [email protected] © COPYRIGHT 2006, WOLFSON MICROELECTRONICS PLC. and the wave logo are a registered trademark of Wolfson Microelectronics plc. All other trademarked names, whether indicated as such or not, are the property of their respective owners. The information in this document is believed to be accurate in all respects at the time of publication but is subject to change without notice. Wolfson Microelectronics plc assumes no responsibility for errors and omissions, and disclaims responsibility for any consequences resulting from the use of information contained in the document. For more information please visit www.wolfsonmicro.com or sign up for Wolfson eNews at http://www.wolfsonmicro.com/enews/ CA-FL-8580/81-02/06 www.wolfsonmicro.com CONTACT DETAILS