MAX98095 audio hub with flexsound processor _________________________________________________________________ maxim integrated products 1 simplified block diagram 19-6204; rev 0; 4/12 ordering information appears at end of data sheet. for related parts and recommended products to use with this part, refer to www.maxim-ic.com/MAX98095.related . general description the MAX98095 is a full-featured high performance audio hub with low power consumption and advanced signal processing, making it ideal for a wide range of portable applications. three differential analog microphone inputs and four 1-bit digital microphone inputs accept audio from main, acces - sory, and background microphones. analog line inputs accept four single-ended or two differential audio signals. three digital audio interfaces support i 2 s/pcm/tdm audio formats. three integrated sample rate converters and highly configurable signal routing enable a wide range of use cases. the flexsound k audio processor provides low-power advanced signal processing, includ - ing equalization, dynamic range compression, speaker protection, microphone noise suppression, acoustic echo cancellation, and ambient aware outputs. integrated amplifiers can output signals from three dacs or any of the analog inputs. amplifiers include a differen - tial receiver amplifier, a stereo class d speaker amplifier, a stereo class h headphone amplifier and four single- ended line outputs. the ic is fully specified over the -40 n c to +85 n c extended temperature. benefits and features s 102db dr stereo dac (8khz < f s < 96khz) s 90db dr stereo adc (8khz < f s < 96khz) s 4.2mw headphone playback power consumption s stereo low emi class d amplifiers 3.2w per channel (4 i , pvdd_ = 5.0v) 1.2w per channel (8 i , pvdd_ = 4.2v) s stereo directdrive m headphone amplifiers 33mw per channel (32 i ) s differential receiver amplifier s 2 stereo single-ended/mono differential line inputs s 3 differential microphone inputs s flexsound audio processing enhanced speakerphone single/dual microphone noise suppression ambient aware receiver output acoustic echo cancellation s three i 2 s/pcm/tdm digital audio interfaces s asynchronous digital mixing and sample rate conversion s extensive click-and-pop reduction circuitry s i 2 c/spi control interface s 108 wlp package (6.4mm x 4.7mm, 0.5mm pitch) flexsound is a trademark of maxim integrated products, inc.directdrive is a registered trademark of maxim integrated products, inc. evaluation kit available MAX98095 digital or analoganalog or mic input stereo adc stereo adc mono dac control digital audio interface digital audio interface digital audio interface 1.8v 1.2v battery i 2 c/spi i 2 s/pc mi 2 s/pc mi 2 s/pcm flexsound dsp mic input line input line output earpiece amplifier class h amplifier charge pump power supply class d amplifier class d amplifier analog ? 5-band parametric eq ? compressor /e xpander ? asynchronous digital mixing ? sample rate conversion ? microphone noise suppression ? acoustic echo cancellation ? speaker protection ? ambient aware output s digital mic input jack detection for pricing, delivery, and ordering information, please contact maxim direct at 1-888-629-4642, or visit maxim?s website at www.maxim-ic.com. downloaded from: http:///
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