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AD1886A Datasheet(PDF) 1 Page - Analog Devices |
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AD1886A Datasheet(HTML) 1 Page - Analog Devices |
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1 / 28 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 that may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. a AD1886A One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781/329-4700 www.analog.com Fax: 781/326-8703 © Analog Devices, Inc., 2001 AC’97 SoundMAX® Codec FUNCTIONAL BLOCK DIAGRAM G A M G A M G A M SYNC BIT_CLK G A M A M AD1886A MIC1 MIC2 AUX CD VIDEO LINE_OUT_L MONO_OUT LINE PHONE_IN LINE_OUT_R G A M OSCILLATOR XTAL_OUT XTAL_IN RESET SDATA_IN JS SDATA_OUT G A M G A M 16-BIT - D/A CONVERTER 16-BIT - D/A CONVERTER SPDIF MV HP_OUT_R HP_OUT_L 0dB/ 20dB PGA PGA 16-BIT - A/D CONVERTER 16-BIT - A/D CONVERTER SAMPLE RATE GENERATORS PHAT STEREO G = GAIN A = ATTENUATE M = MUTE PHAT STEREO MV MV MV MV CHIP SELECT VREF ID1 ID0 SPDIF OUT VREFOUT G A M PC_BEEP JACK SENSE AC’97 2.1 FEATURES Variable Sample Rate Audio Multiple Codec Configuration Options External Audio Power-Down Control AC’97 FEATURES AC’97 2.2 Compliant Greater than 90 dB Dynamic Range Stereo Headphone Amplifier 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: LINE-IN, CD, VIDEO, and AUX Two Analog Line-Level Mono Inputs for Speakerphone and PC BEEP Mono MIC Input w/Built-In 20 dB Preamp, Switchable from Two External Sources High-Quality CD Input with Ground Sense Stereo Line Level Outputs Mono Output for Speakerphone or Internal Speaker Power Management Support 48-Terminal LQFP Package ENHANCED FEATURES 20-Bit SPDIF Output w/32 kHz, 44.1 kHz, and 48 kHz Symbol Rates Full Duplex Variable Sample Rates from 7040 Hz to 48 kHz with 1 Hz Resolution Jack Sense Pins Provide Automatic Output Switching Software-Enabled VREFOUT Output for Microphones and External Power Amp Split Power Supplies (3.3 V Digital/5 V Analog) Mobile Low-Power Mixer Mode Extended 6-Bit Master Volume Control Extended 6-Bit Headphone Volume Control Digital Audio Mixer Mode Phat™ Stereo 3D Stereo Enhancement SoundMAX is a registered trademark and Phat is a trademark of Analog Devices, Inc. |
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