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MAX98357A データシート(PDF) 2 Page - Maxim Integrated Products |
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MAX98357A データシート(HTML) 2 Page - Maxim Integrated Products |
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2 / 38 page ![]() MAX98357A/MAX98357B PCM Input Class D Audio Power Amplifiers 2 Maxim Integrated TABLE OF CONTENTS General Description .. .. .. ... ... .. ... .. ... .. ... ... .. ... ... ... .. ... .. ... ... .. ... ... .. ... ... .. ... . 1 Applications . ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. 1 Features . .. ... .. ... ... .. ... .. ... ... .. ... .. ... ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. ... .. . 1 Simplified Block Diagram .. .. ... ... .. ... ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... ... .. ... .. ... .. 1 Absolute Maximum Ratings . .. ... ... .. .. ... ... .. ... .. ... ... .. ... ... .. ... ... .. ... ... .. ... .. ... ... . 4 Package Thermal Characteristics.. .. ... ... .. ... ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... ... .. ... . 4 Electrical Characteristics .. .. ... .. ... .. ... .. ... ... ... .. ... ... .. .. ... ... .. ... ... .. ... ... .. ... ... .. 4 Typical Operating Characteristics . ... .. ... ... .. .. ... ... .. ... ... .. ... .. ... ... ... .. ... .. ... ... .. ... . 9 General .................................................................................... 9 Speaker Amplifier ............................................................................ 9 Pin Configurations .. .. ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. ... ... .. ... .. ... ... ... .. .. ... . 17 Pin Description .. .. ... ... .. ... ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... ... .. ... .. ... ... .. ... . 17 Detailed Description.. .. ... ... .. ... ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... ... .. ... .. ... ... .. 18 Digital Audio Interface Modes.................................................................. 18 MCLK Elimination......................................................................... 18 BCLK Jitter Tolerance ..................................................................... 18 BCLK Polarity ............................................................................ 18 LRCLK Polarity........................................................................... 18 Standby Mode ........................................................................... 19 DAC Digital Filters ........................................................................... 19 SD_MODE and Shutdown Operation ............................................................. 19 I2S and Left Justified Mode ................................................................. 21 TDM Mode .............................................................................. 21 Class D Speaker Amplifier ....................................................................30 Ultra-Low EMI Filterless Output Stage.........................................................30 Speaker Current Limit .....................................................................30 Gain Selection ...........................................................................30 Click-and-Pop Suppression .................................................................30 Applications Information.. .. ... ... .. ... ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... ... .. ... .. ... .. 31 Filterless Class D Operation ...................................................................35 Power-Supply Input ..........................................................................35 Layout and Grounding .......................................................................35 Functional Diagram . ... .. ... .. ... ... .. ... .. ... ... .. ... ... .. ... .. ... ... .. ... ... .. ... ... .. ... .. . 35 WLP Applications Information ..................................................................36 Ordering Information . ... .. ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... ... .. ... .. ... ... .. ... ... .. 36 Package Information.. .. ... ... .. ... ... .. ... .. ... .. ... ... .. ... ... .. ... .. ... ... ... .. ... .. ... ... .. 37 Revision History ... ... .. .. ... ... .. ... .. ... .. ... ... .. ... ... .. ... ... ... .. ... .. ... ... .. ... ... ... . 40 |
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