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ADAV400 Datasheet(PDF) 1 Page - Analog Devices |
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ADAV400 Datasheet(HTML) 1 Page - Analog Devices |
1 / 36 page ![]() Audio Codec with Embedded SigmaDSP® Processor ADAV400 Rev. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibilityis assumedbyAnalogDevicesforitsuse,norforanyinfringements of patents or other rightsofthirdpartiesthatmayresultfromitsuse.Specificationssubjecttochangewithoutnotice.No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners. 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 ©2006 Analog Devices, Inc. All rights reserved. FEATURES Fully programmable audio digital signal processing (DSP) for enhanced sound processing Scalable digital audio delay line Pool of 400 ms @ 48 kHz (200 ms for stereo channel) High performance, integrated analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) 1 stereo analog input (ADC) 4 stereo analog inputs with mux-to-stereo ADC 4 stereo (8-channel) analog outputs (DACs) Dedicated headphone output with integrated amplifier Multichannel digital I/O 8-channel I2S input and output modes 8- and 16-channel TDM input and output modes 2-channel (1 stereo) asynchronous I2S input with integrated sample rate converter (SRC), supporting sample rates from 5 kHz to 50 kHz Features SigmaStudio™, a proprietary graphical programming tool for fast development of custom signal flows Includes various third-party audio algorithms I2C® control interface Operates from 3.3 V (analog), 1.8 V (digital core), 3.3 V (digital interface) Features on-chip regulator for single 3.3 V operation 80-lead LQFP package (14 mm × 14 mm) Temperature range: 0°C to 70°C APPLICATIONS ATV and AV audio applications TV audio processing Set top box (STB) HTiB General audio enhancement FUNCTIONAL BLOCK DIAGRAM MULTICHANNEL DIGITAL OUTPUTS I2C INTERFACE SRC ASYNCHRONIZE DIGITAL INPUT SYNCHRONIZE MULTICHANNEL DIGITAL INPUT PROGRAMMABLE AUDIO PROCESSOR CORE A–V SYNC DELAY MEMORY PLL VOUT1 VOUT2 AUXL2 AUXR2 ADAV400 DAC ADC HPOUTL HPOUTR DAC AUXL1 AUXR1 LRCLK1 BCLK1 MCLKI MCLKO SCL SDA AD0 SDIN0 SDIN1 SDIN2 SDIN3 BCLK0 LRCLK0 AINL1 AINR1 AINL4 AINR4 SDO0 SYSTEM CLOCKS SDO1 SDO2 SDO3 DAC VOUT3 VOUT4 DAC Figure 1. |