Datasheet

Maxim Integrated │ 163
MAX98090 Ultra-Low Power Stereo Audio Codec
www.maximintegrated.com
Figure 54. Typical Application Circuit with Digital Microphone Input and Stereo Line Outputs
IRQ
1.8V
10k
Ω
SDA
SCL
1µF
CPVSS
1
µF
CPVDD C1N
1µF
C1P
HPGND DGND SPKLGND SPKRGNDAGND
MAX98090
BCLK
LRCLK
SDIN
SDOUT
DIGITAL
MICROPHONE 1
DIGITAL
MICROPHONE 2
IN1/DMD
IN2/DMC
DATA
CLOCK
DIFFERENTIAL
LINE INPUT
1µF
1
µF
IN5*
IN6*
DIFFERENTIAL
LINE INPUT
1µF
1
µF
IN3
IN4
10µF
1.8V 1.2V
0.1µF 1µF
1µF
3.7V
10µF 1µF
1µF1µF
AVDD DVDD SPKLVDD* SPKRVDD*DVDDIOHPVDD
MCLK
CONTROLLER
INTERUPT
I
2
C INTERFACE
DIGITAL AUDIO
INTERFACE
PORT (DAI)
MASTER CLOCK
(10MHz TO 60MHz)
1µF
1µF
2.2µF
V
BIAS
REF
4Ω/
8Ω
SPKLP
SPKLN
4Ω/
8Ω
SPKRP
SPKRN
RCVP/LOUTL
1µF
RCVN/LOUTR
HPR
HPL
RECEIVER/
LINE OUTPUT
(SINGLE-ENDED
LINE OUT MODE)
LEFT
SPEAKER
OUTPUT
RIGHT
SPEAKER
OUTPUT
HEADPHONE
OUTPUT JACK
HPSNS
JACKSNS
2.2kΩ
1µF
MICBIAS
*IN5 AND IN6 ARE WLP PACKAGE ONLY. SPKLVDD/SPKRVDD ARE TITLED SPKVDD ON THE WLP PACKAGE (BYPASS EACH SPKVDD AS SHOWN).
DATA
CLOCK