User Manual
����������������������������������������������������������������� Maxim Integrated Products 5
MAX98089
Low-Power, Stereo Audio Codec
with FlexSound Technology
Functional Diagram
SDA
SCL
I
2
C
E5F5F4 E2
MCLK
CLOCK
CONTROL
G8 MIC2N
G9 MIC2P
F8
E6
JACKSNS
JACK
DETECTION
JDETEN
MBEN
F7
MICBIAS
REG
INABYP
MIC2BYP
PGAM2:
+20dB TO 0dB
PGAM1:
+20dB TO 0dB
PA2EN:
0/20/30dB
EXTMIC
PA1EN:
0/20/30dB
EXTMIC
MIC1N/
DIGMICCLK
E8
MIC1P/
DIGMICDATA
DSTS
MAS1
DAI1
SEL1 SEL2
BCLK1
BCLKS1
D1 D4 D2 E4 E1 F2 F3 G1 G3 G2
LRCLK1
SDOUT1
SDIN1
SIDETONE
DVST:
0dB TO -60dB
LTEN1
LBEN2
AUTOMATIC
GAIN
CONTROL
EQ1EN EQ2EN
DVEQ1:
0dB TO -15dB
DV1G:
0/6/12/18dB
DV2:
0dB TO -15dB
DCB2
5-BAND
PARAMETRIC
EQ
5-BAND
PARAMETRIC
EQ
DVEQ2:
0dB TO -15dB
FLEXSOUND
TM
TECHNOLOGY
MULTI BAND ALC
EXCURSION LIMITER
DV1:
0dB TO -15dB
MODE1
DVFLT
DALEN
MIXDAR
DACL
DAREN
DACR
+
+
BIT
CLOCK
FRAME
CLOCK
DATA
OUTPUT
DATA
INPUT
MAS1
HIZOFF1 SDIEN1 SDIEN2
MAS2
DAI2
BCLK2
LRCLK2
SDOUT2
SDIN2
BIT
CLOCK
FRAME
CLOCK
DATA
OUTPUT
DATA
INPUT
MAS2
HIZOFF2
F1
LRCLKS1 SDOUTS1 SDINS1 DVDDS1 BCLKS2
LRCLKS2 SDOUTS2 SDINS2 DVDDS2
G4
DVDD
G5
AVDD
MUX
LBEN1
REF G6
F6
REG
BIAS
MAX98089
NOISE GATE
MODE1
AVFLT
SRMIX_
AVLG: 0/6/
12/18dB
AVL:0dB
TO -15dB
AVRG: 0/6/
12/18dB
AVR:0dB
TO -15dB
AUDIO/
VOICE
FILTERS
AUDIO
FILTERS
AUDIO/
VOICE
FILTERS
MIX
MIX
MIXDAL
MIX
IRQ
ADREN
DGND
G7
AGND
C6, C7, D5, D6, D7, E3
N.C.
ADLEN
MIX
MIXADL
MIXADR
MIX
ADCR
ADCL
INBDIFF
PGAINB:
+20dB TO -6dB
D8
INB2
E7
INB1
E9
INA2/EXTMICN
F9
INA1/EXTMICP
+
PGAINB:
+20dB TO -6dB
INADIFF
PGAINA:
+20dB TO -6dB
+
PGAINA:
+20dB TO -6dB
MIXRECR
MIX
MIXRECL
MIX
MIXSPR
MIX
MIXSPL
MIX
MIXHPR
MIX
0dB
0dB
RECVOLL:
+8dB TO -62dB
RECLEN
RECREN
RECVOLR:
+8dB TO -62dB
RECBYP
SPKBYP
RECP/
LOUTL/
RXINP
A6
RECN/
LOUTR/
RXINN B6
MIXHPL
MIX
SPKLP
SPKLN
SPVOLL:
+8dB TO -62dB
LINEMODE
A4, B4
SPKLVDD
A3, B3
A5, B5
SPKLGND
C4, C5
SPKRVDD C3, D3
SPKRP C1, C2
SPKRN A1, B1
SPLEN
SPREN
POWER/
DISTORTION LIMITER
SPVOLR:
+8dB TO -62dB
MIXHPL_
PATH SEL
MIXHPR_
PATH SEL
SPKRGND A2, B2
PVDD A7
HPGND
A9
B7B8A8
HPVSS
B9
HPVDD C1N C1P
CHARGE
PUMP
HPVOLL:
+3dB TO -67dB
HPL
HPSNS
C9
C8
HPLEN
HPVOR:
+3dB TO -67dB
HPR D9
HPREN
+6dB
+6dB
SAMPLE RATE
CONVERTER
PORT S2PORT S1
NOTE: BUMP NUMBERS SHOWN FOR WLP PACKAGE.
SEE THE PIN DESCRIPTION SECTION FOR TQFN PINOUT.