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AD1984AJCPZ データシート(PDF) 1 Page - Analog Devices |
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AD1984AJCPZ データシート(HTML) 1 Page - Analog Devices |
1 / 20 page High Definition Audio SoundMAX Codec AD1984A 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. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 U.S.A. Tel: 781.329.4700 www.analog.com Fax: 781.461.3113 ©2008 Analog Devices, Inc. All rights reserved. FEATURES Microsoft Vista Premium Logo for desktop 96+ dB audio outputs, 90 dB audio inputs WLP 3.0 and 4.0 Security feature prevents unauthorized recording 2 stereo headphone amplifiers Internal 32-bit arithmetic for greater accuracy Impedance and presence detection on all jacks Full analog mixer with DAC inputs 3 independent microphone bias pins Digital and analog PCBeep 3 general-purpose digital I/O (GPIO) pins 3.3 V analog supply voltage 1.7 V to 1.9 V or 3.3 V digital supply voltages 1.5 V or 3.3 V HD Audio link signaling voltage Advanced power management modes 48-lead, RoHS compliant LFCSP_VQ package 192 kHz DACs/ADCs 2 independent stereo DAC/ADC pairs Simultaneous record of 2 stereo channels Simultaneous playback of 2 stereo channels Independent 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz sample rates 16-, 20-, and 24-bit resolution Selectable stereo mixer on outputs STEREO DIGITAL MICROPHONE INTERFACE Two 192 kHz digital microphone channels Supports 1 or 2 microphones per pin Selectable bit clock rates of 1.5 MHz, 2.0 MHz, and 3.0 MHz Mono and stereo array support 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz sample rates 16-, 20-, and 24-bit resolution S/PDIF OUTPUT Supports 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz sample rates 16-, 20-, and 24-bit data; PCM and AC3 formats Digital PCM gain control AUXILIARY PINS Stereo CD/auxiliary I/O port with ground sense Stereo auxiliary/dock I/O port Mono out pin for internal speakers or telephony Figure 1. Functional Block Diagram ADC0 ADC1 DAC0 DM_CLK DM_1/2 DM_2 DIGITAL MICROPHONE MONO OUT PORT A PORT D PORT F AD1984A H D A U D I O I N T E R F A C E PORT B PORT E PORT C DAC1 PCBEEP HP HP DIGITAL PCBEEP S/PDIF |
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