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IC1401 PCM1808PWR
DELTA-SIGMA
MODULATOR
VREF 1
REFERENCE
DELTA-SIGMA
MODULATOR
AGND
2
VCC
3
POWER
VDD
4
SUPPLY
DGND
5
SCKI 6
LRCK 7
IC1452 WM8768GEDS/R
MODE
1
MCLK
2
BCLK
3
LRCLK
4
DVDD
5
AUDIO
INTERFACE,
DGND
6
DIGITAL
FILTERS
DIN1
7
DIN2
8
DIN3
9
DNC
10
ML/I2S
11
MC/IWL
12
MD/DM
13
MUTE
14
CONTROL
INTERFACE
– STEREO SW Board –
IC2100 MC74HC4316ADR2G
ANALOG
X
1
A
SWITCH
Y
2
A
ANALOG
Y
3
B
SWITCH
4
X
B
B ON/OFF
5
LEVEL
CONTROL
TRANSLATOR
C ON/OFF
6
LEVEL
CONTROL
TRANSLATOR
ENABLE 7
GND 8
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
1/64
SERIAL
DECIMATION
INTERFACE
FILTER
WITH
MODE/FORMAT
HIGH-PASS
CONTROL
FILTER
CLOCK & TIMING CONTROL
28 AVDD
27 AGND
LOW
26 VOUT3R
STEREO
PASS
DAC
25 VOUT3L
FILTER
LOW
STEREO
24 VOUT2R
PASS
DAC
23 VOUT2L
FILTER
LOW
STEREO
22 VOUT1R
PASS
DAC
21 VOUT1L
FILTER
20 NC
19 NC
18 VMID
17 VREFP
16 VREFN
15 TESTREF
16 VCC
A ON/OFF
LEVEL
15
CONTROL
TRANSLATOR
D ON/OFF
LEVEL
14
CONTROL
TRANSLATOR
13
X
D
ANALOG
12
Y
D
SWITCH
11
Y
C
ANALOG
X
10
C
SWITCH
9
VEE
14
VINR
13
VINL
12
FMT
11
MD1
10
MD0
&
9
DOUT
8
BCK
– HDMI SW Board –
IC5002 TK11150CSCL-G
5
OVER HEAT &
OVER CURRENT
PROTECTION
CONTROL
CIRCUIT
BANDGAP
REFERENCE
1
2
STR-KM5000
IC1906 SI-3050KM-TLS
VC
1
VIN
2
GND
3
TSD
–
+
REF
VOUT
4
ADJ
5
4
–
+
3
43
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