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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD1985 датащи(PDF) 1 Page - Analog Devices |
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AD1985 датащи(HTML) 1 Page - Analog Devices |
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1 / 48 page  AC ’97 SoundMAX® Codec AD1985 Rev. A 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: 781.326.8703 © 2004 Analog Devices, Inc. All rights reserved. AC ’97 2.3 COMPLIANT FEATURES 6 DAC channels for 5.1 surround Greater than 90 dB dynamic range 20-bit resolution on all DACs S/PDIF Output Integrated stereo headphone amplifiers Variable rate audio Double rate audio (fS = 96 kHz) Line-level mono phone input High quality CD mixer input Selectable MIC input with preamp AUX and line in stereo inputs External amplifier power down (EAPD) Power management modes Jack sensing and peripheral enumeration/identification 48-lead LQFP package ENHANCED FEATURES Integrated parametric equalizer (EQ) Stereo microphone with preamplifiers Integrated PLL for system clocking Variable sample rate 7 kHz to 96 kHz 7 kHz to 48 kHz in 1 Hz increments 96 kHz for double rate audio Advanced jack sense with auto topology switching Software enabled VREFOUT for microphones and external power amp Software enabled outputs for jack sharing Auto down-mix and channel spreading Microphone to mono output Stereo microphone analog passthrough to outputs Built-in stereo microphone and Center/LFE pin sharing Selectable Center/LFE tip/ring swapping to support various speaker products FUNCTIONAL BLOCK DIAGRAM PCM L/R ADC RATE PCM C/LFE DAC RATE PCM FRONT DAC RATE PCM SURR DAC RATE DAC SLOT LOGIC ADC SLOT LOGIC AC '97 CONTROL REGISTERS EAPD ANALOG MIXING CONTROL JACK SENSE PLL SPDIF TX ID0 ID1 RESET SYNC BITCLK SDATA_OUT SDATA_IN JS0 JS1 JS2 JS3 EAPD 16-BIT 16-BIT Σ-∆ ADC CODEC CORE 20-BIT Σ-∆ DAC 20-BIT Σ-∆ DAC 20-BIT Σ-∆ DAC 20-BIT Σ-∆ DAC EQ 20-BIT Σ-∆ DAC EQ 20-BIT Σ-∆ DAC Σ-∆ ADC M G = GAIN A = ATTENUATION M = MUTE Z = HIGH Z M G M Z G M GA MGA M GA M GA M GA M GA G G M GA M GA M GA MMM GA M GA M GA M GA M GA M GA M M M MIC1 MIC2 PHONE_IN CD_L CD_GND CD_R AUX_L AUX_R LINE_IN_L CD DIFF AMP LINE_IN_R MZ A LFE_OUT MZ A CENTER_OUT MZ A LINE_OUT_L M A MONO_OUT MZ A LINE_OUT_R M A SURR_OUT_L/ HP_OUT_L M A SURR_OUT_R/ HP_OUT_R HP HP VREF G VREFOUT VOLTAGE REFERENCE AD1985 XTL_OUT XTL_IN SPDIF_OUT PC BEEP GENERATOR Σ Σ Σ M A Figure 1. |
Аналогичный номер детали - AD1985 |
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Аналогичное описание - AD1985 |
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