max98089 Maxim Integrated Products, Inc., max98089 Datasheet - Page 122

• Manufacturer Part Number: max98089
• Description: Low-power, Stereo Audio Codec With Flexsound Technology
• Manufacturer: Maxim Integrated Products, Inc.

Figure 41. Typical Application Circuit Using the Digital Microphone Input and Receiver Amplifier
MICROPHONE
JACKSNS
HEADSET
DIGITAL
DIGITAL
MIC 1
MIC 2
CLOCK
CLOCK
DATA
DATA
TO MICROCONTROLLER
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DIGITAL AUDIO
10MHz TO 60MHz
I
2
C CONTROL
LINE INPUT
LINE INPUT
CLOCK INPUT
PORT 1
PORT
2.2kI
10kI
1.8V TO
1FF
1FF
1FF
1FF
1FF
1FF
1FF
5.5V
0.1µF
1.8V TO 3.6V
IRQ
MCLK
BCLKS1
LRCLKS1
SDINS1
SDOUTS1
SDA
SCL
MIC1P/DIGMICDATA
MIC1N/ DIGMICCLK
MICBIAS
MIC2P
MIC2N
INA1/EXTMICP
INA2/EXTMICN
INB1
INB2
DGND
DVDDS1
Low-Power, Stereo Audio Codec
10µF
AGND HPGND SPKRGND SPKLGND
PVDD
with FlexSound Technology
1µF
DVDD
1.8V
MAX98089
1µF
AVDD
HPVDD
SPKLVDD
10µF
1µF
2.8V TO 5.5V
1FF
1µF
HPVSS
SPKRVDD
1FF
C1N
RECN/RXINN
RECP/RXINP
1µF
1.8V TO 3.6V
DVDDS2
SDOUTS2
JACKSNS
LRCLKS2
1FF
BCLKS2
SDINS2
HPSNS
SPKRN
SPKLP
SPKLN
SPKRP
C1P
HPR
HPL
REG
REF
MAX98089
0.1µF
1FF
JACKSNS
DIGITAL
AUDIO
PORT 2
2.2FF
32I
4I–8I
4I–8I