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Maxim manual Package Information, MAX9777/MAX9778, Qfn Thin.Eps

Models: MAX9778 MAX9777

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MAX9777/MAX9778

Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux

Package Information

(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information, go to www.maxim-ic.com/packages.)

QFN THIN.EPS

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Maxim manual Package Information, MAX9777/MAX9778, Qfn Thin.Eps

Contents

Simplified Block Diagram Stereo 3W Audio Power Amplifiers withFeatures Headphone Drive and Input MuxABSOLUTE MAXIMUM RATINGS ELECTRICAL CHARACTERISTICSMAX9777/MAX9778 ELECTRICAL CHARACTERISTICS continued MAX9777/MAX9778PARAMETER ELECTRICAL CHARACTERISTICS continuedMAX9777/MAX9778 vs. FREQUENCY SPEAKER MODE Typical Operating Characteristicsvs. FREQUENCY SPEAKER MODE TOTAL HARMONIC DISTORTION PLUS NOISEPOWER DISSIPATION vs. OUTPUT POWER SPEAKER MODE Typical Operating Characteristics continuedOUTPUT POWER vs. LOAD RESISTANCE SPEAKER MODE MAX9777/MAX9778ENTERING SHUTDOWN SPEAKER MODE Typical Operating Characteristics continuedCROSSTALK vs. FREQUENCY SPEAKER MODE TOTAL HARMONIC DISTORTION PLUS NOISETypical Operating Characteristics continued 0.01ENTERING SHUTDOWN HEADPHONE MODE Typical Operating Characteristics continuedCROSSTALK vs. FREQUENCY HEADPHONE MODE SUPPLY CURRENT vs. SUPPLY VOLTAGE SPEAKER MODESUPPLY CURRENT vs. SUPPLY VOLTAGE HEADPHONE MODE Typical Operating Characteristics continuedMAX9777/MAX9778 SUPPLY CURRENT vs. SUPPLY VOLTAGE HEADPHONE MODENAME Pin DescriptionMAX9777/MAX9778 FUNCTIONMAX9777/MAX9778 Table 1a. MAX9777 HPS SettingDetailed Description Headphone Sense Input HPS Table 1b. MAX9778 HPS SettingMAX9777/MAX9778 MUTEDigital Interface Figure 3. 2-Wire Serial-InterfaceTiming DiagramMAX9777/MAX9778 SMBus is a trademark of Intel CorpTable 2. MAX9777 I2C Slave Addresses MAX9777/MAX9778MAX9777/MAX9778 Table 3. MAX9777 MUTE Register FormatTable 4. MAX9777 SHDN Register Format MAX9777/MAX9778 Table 5. MAX9777 Control Register FormatTable 6. MAX9777 Status Register Format Read Data FormatMAX9777/MAX9778 Applications InformationPower Dissipation and Heat Sinking BTL Speaker AmplifiersMAX9777/MAX9778 Component SelectionLayout and Grounding MAX9777/MAX9778Gain Select BIAS CapacitorMAX9777 Typical Application CircuitsMAX9777/MAX9778 MAX9778 Typical Application Circuits continuedMAX9777/MAX9778 MAX9777 Functional DiagramsMAX9777/MAX9778 MAX9778 Functional Diagrams continuedMAX9777/MAX9778 THIN QFN Pin ConfigurationsTHIN QFN QFN THIN.EPS Package InformationMAX9777/MAX9778 Package Information continued MAX9777/MAX9778