TLV320AIC31xx and TLV320DAC31xx Power （TLV320AIC31xx TLV320DAC31xx权力）.pdf

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2017-09-03 发布于浙江
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TLV320AIC31xx and TLV320DAC31xx Power （TLV320AIC31xx TLV320DAC31xx权力）.pdf

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TLV320AIC31xx and TLV320DAC31xx Power （TLV320AIC31xx TLV320DAC31xx权力）

Application Report SLAA468B – October 2010– Revised September 2014 TLV320AIC31xx and TLV320DAC31xx Power Consumption Characterization Dominik Hartl, Nate Enos AIP - Audio Converters ABSTRACT One of the main properties of the TLV320AIC31xx and TLV320DAC31xx audio converter family is low power consumption. Power consumption can be tuned to minimize power consumption and maximize the performance. This application report provides a detailed description with scripts for setting up the TLV320AIC31xx and TLV320DAC31xx devices for minimum power consumption. The document also compares different-use cases in their corresponding power consumption and performance. Throughout this document, TLV320AIC31xx/DAC31xx is used as an abbreviation for TLV320AIC31xx and TLV320DAC31xx. Contents 1 Introduction 3 2 General Setup Description 3 2.1 Test Setup 4 2.2 Stereo Playback via Headphone 5 2.3 Stereo Playback via Headphones and Speakers 9 2.4 Mono Record 13 2.5 Mono Record Plus Stereo Playback via Headphone 16 2.6 Mono Record Plus Stereo Playback via Headphone and Speakers 19 2.7 Power-Down Mode 22