Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
Simplified Block Diagrams
DVDD AND DVDDS2
1.7V TO 3.3V
AVDD AND CPVDD
2.6V TO 3.3V
PVDD
2.6V TO 5.5V
SDOUTS1
SDINS1
BCLKS1
LRCLKS1
SDOUTS2
SDINS2
BCLKS2
LRCLKS2
SDA
SCL
MAX9851
DAC
DIGITAL
INTERFACE 1
DAC
DIGITAL
FILTERING
AND
DIGITAL
MIXERS
ADC
INTERFACE 2
ADC
I2C
VIBRATOR
CONTROLLER
ANALOG
MIXERS
INTERNAL TRANSDUCER/VIBRATOR
LINEIN LINEIN
DVDD AND DVDDS2
1.7V TO 3.3V
AVDD AND CPVDD
2.6V TO 3.3V
MONO
RECEIVER
SPEAKER
LEFT
SPEAKER
RIGHT
SPEAKER
INTERNAL MICROPHONE
LEFT EXT MICROPHONE
RIGHT EXT MICROPHONE
SDOUTS1
SDINS1
BCLKS1
LRCLKS1
SDOUTS2
SDINS2
BCLKS2
LRCLKS2
SDA
SCL
MAX9853
DAC
DIGITAL
INTERFACE 1
DAC
DIGITAL
FILTERING
AND
MIXERS
DIGITAL
ADC
INTERFACE 2
ADC
I2C
VIBRATOR
CONTROLLER
ANALOG
MIXERS
MONO
RECEIVER
SPEAKER
LEFT LINE
OUT
RIGHT LINE
OUT
INTERNAL MICROPHONE
LEFT EXT MICROPHONE
RIGHT EXT MICROPHONE
INTERNAL TRANSDUCER/VIBRATOR
LINEIN LINEIN
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