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ICD-ST30
IC3003 LLM4903MMX/J5000273 (MAIN BOARD)
IC3004 AK4566VN-L (MAIN BOARD)
4-11. IC BLOCK DIAGRAMS
IC3001 LA7473V-TLM (MAIN BOARD)
IC3002 NJM2781RB1 (MAIN BOARD)
EXTNF2R
EXTNF1R
EXT IN-R
CTL-2
MIC VCC
HPFSW
INT IN-R
INTNFR
MIXOUTR
MIXINL
INTOUTR
GND
CTL-1
EXT IN-L
RF
INT IN-L
EXTNF1L
EXTNF2L
VCC
INTNFL
INTOUTL
MIXINR
MIXOUTL
HPF IN-L
OUT
-L
BIAS
SIT/MONO
HPF IN-R
OUT
-R
INT/EXT
1
2
3
4
5
6 7 8
9 10
11 12
13 14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
EXT MIC
DET
EXT MIC
AMP L
EXT MIC
AMP R
INT MIC
AMP L
MIX
AMP L
OUTPUT
AMP L
RIPPLE
FILTER
MIC
VCC
VCC
INT MIC
AMP R
MIX
AMP R
OUTPUT
AMP R
BIAS
ON
OFF
ON
OFF
EXT
INT
EXT
INT
1
2
3
4
8
7
6
5
REG
GND
V+
OUT
IN-
NOISE
REG
STBY
IN+
1
2
3
4
8
7
6
5
BIAS
VDD/2
AV=-1
VO2
GND
VDD
VO1
XSHUTDOWN
BYPASS
+IN
-IN
7
8
14
13
12
11
10
9
28
22
23
24
25
26
27
5
6
4
3
2
1
15
17
16
18
19
20
21
AUDIO I/F
CONTROLLER
CONTROL
REGISTER
PDN
CSN
CCLK
HP AMP
MOUT
CDTI
LRCK
MCLK
BICK
SDTI
SDTO
DVDD
DVSS
HVSS
HVDD
HPR
AINL1
AINR1
AINL2
AINR2
A
VDD
A
VSS
VCOM
VREF
LIN
RIN
MIN
MOUT
MUTET
HPL
IPGA & ADC
DAC
ADC
DAC
HPF
DATT
VCOM
VREF
BOOST
IPGA
AINL1
AINL2
AINR1
AINR2
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