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AD1881A Arkusz danych(PDF) 1 Page - Analog Devices |
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AD1881A Arkusz danych(HTML) 1 Page - Analog Devices |
1 / 26 page REV. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. a AD1881A One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781/329-4700 World Wide Web Site: http://www.analog.com Fax: 781/326-8703 © Analog Devices, Inc., 2000 AC’97 SoundMAX® Codec FUNCTIONAL BLOCK DIAGRAM G A M G A M G A M SYNC BIT_CLK PHAT STEREO G A M MV MV AD1881A MIC1 MIC2 AUX CD VIDEO LINE_OUT_L MONO_OUT LINE_IN PHONE_IN LINE_OUT_R G = GAIN A = ATTENUATE M = MUTE MV = MASTER VOLUME NC = NO CONNECT OSCILLATORS XTL_OUT XTL_IN CS1 EAPD MODE RESET SDATA_IN CS0 MODE/SYNCHRONIZER SDATA_OUT G A M G A M G A M 16-BIT D/A CONVERTER 16-BIT D/A CONVERTER PC_BEEP PHAT STEREO MV LNLVL_OUT_R LNLVL_OUT_L 0dB/ 20dB PGA PGA 16-BIT A/D CONVERTER 16-BIT A/D CONVERTER SAMPLE RATE GENERATORS D A M G A M NC NC POP POP A M AC’97 2.1 FEATURES Variable Sample Rate True Line-Level Output Supports Secondary Codec Modes AC’97 FEATURES Designed for AC’97 Analog I/O Component 48-Lead LQFP Package Multibit Converter Architecture for Improved S/N Ratio Greater than 90 dB 16-Bit Stereo Full-Duplex Codec Four Analog Line-Level Stereo Inputs for Connection from LINE, CD, VIDEO, and AUX Two Analog Line-Level Mono Inputs for Speakerphone and PC BEEP Mono MIC Input Switchable from Two External Sources High Quality CD Input with Ground Sense Stereo Line-Level Output Mono Output for Speakerphone or Internal Speaker Power Management Support ENHANCED FEATURES Mobile Low Power Mixer Mode Digital Audio Mixer Mode Full Duplex Variable 8 kHz to 48 kHz Sampling Rate with 1 Hz Resolution PHAT™ Stereo 3D Stereo Enhancement Split Power Supplies (3.3 V Digital/5 V Analog) Extended 6-Bit Master Volume Control Audio Amp Power-Down Signal SoundMAX is a registered trademark and PHAT is a trademark of Analog Device, Inc. |
Podobny numer części - AD1881A_15 |
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Podobny opis - AD1881A_15 |
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