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Schematic Diagram page
22
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L309
BLM18BD471SN1D
1608
1
2
002:2D
002:3B
R344 0
002:7E
TYP 140mA
2D
1
2
AUD+3.3V
5B
004:1C
001:D4
002:2D
004:2C
AudioRSTn
001:D5
002:6D
POWER2TD
001:D4
AMP_MUTN
002:5E
DSP_WS
002:5E
DSP_SCLK
002:5E
DSP_SD_F
002:5E
DSP_SD_NF
001:D4
002:2D
001:D4
004:4C
AUD_SDA
002:2D
AUD_SCL
004:4C
3D
AMP_MCLK
002:2D
002:3B
L306
002:7E
BLM18BD471SN1D
2B
1
2
AUD+3.3V
5B
1608
004:1C
MCLK_SEL
001:D4
I303
SN74LVC1G3157DCK
1
B2
S
6
HDM_MCLK
1
6
001:D6
2
5
2
GND
VCC
5
3
B1
A
4
ADC_MCLK2
3
4
002:5D
GND1
AUDIO MCLK SELECT
• Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
TABLE OF CONTENTS
3
GND
PLL
11pin
PLL IC
C329
0.1/16
1005
1
2
C327
C333
4700p
4700p
1
2
1
2
1005
1005
C326
C331
0.047/16
R319
0.047/16
R320
1005
470-1%
1005
470-1%
1
2
1
2
1
2
1
2
15pin
R342
1
1.0k
2
TAS5706PAPR
I301
1.0k
R340
1
2
PDN
VREG_EN
G6
G5
G4
OSC_RES
1.0k
DVSS-20
R343
1
2
G7
G24
G23
MUTE
LRCLK
G8
G25
G34
SCLK
SDIN2
G9
G26
G35
SDIN1
DVSS-26
G10
G27
G28
100
VR_DIG
R317
1
2
100
SDA
R318
1
2
G11
G12
G13
SCL
HPSEL
AMP_PGND
STEST
TEST2
GND1
32pin
33pin
I303
0
1
2
R357
AMP_MCLK
2C
0
1
2
R358
DAC_MCLK
004:2C
4
5
SPEAKER AMP
GND
1.
2.
PVCC
10pin
002:2D
002:3B
TYP 20mA
002:7E
AUD+3.3V
2B
2D
004:1C
58pin
GND1
001:D7
5D
AUD+11V
6B
AMP_PGND
004:2E
GND
C338
220/25
WT
OUT_B-64
1
2
1
2
PVCC_B-63
C303
1.0/25-B
1
G3
G2
G1
2
PVCC_B-62
C304
0.1
1
2
C339
0.033/25
BST_B
1
2
G22
G21
G20
C340
1.0/25-B
VCLAMP_AB
1
2
BST_A
C341
0.033/25
G33
G32
G19
AVCC
AGND
1
2
G36
G31
G18
BYPASS
C342
1.0/25-B
1
2
BST_D
C343
0.033/25
1
2
G29
G30
G17
VCLAMP_DV
C344
1.0/25-B
1
2
AMP_PGND
C345
0.033/25
BST_C
G14
G15
G16
1
2
PVCC_D-52
C346
0.1
1
2
PVCC_D-51
C347
1.0/25-B
C348
220/25
WT
OUT_C-50
1
2
OUT_C-49
GND
AMP_PGND
001:D7
5B
AUD+11V
6B
004:2E
SPEAKER AMP
Slave Address:36h
HEADPHONE AMP
75
6
001:D7
5B
’
AUD+11V
5D
004:2E
P301
PA-04H
1
Lout-P
IC
2
Lout-N
3
Rout-P
4
Rout-N
G1
G2
AMP_PGND
7
D8MW
R345
R348
R351
R354
0
0
0
0
1
2
1
2
1
2
1
2
3
4
3
4
3
4
3
4
5
6
5
6
5
6
5
6
7
8
7
8
7
8
7
8
2010
2010
2010
2010
R321
R323
R346
R349
R352
R355
0
0
0
0
0
0
1
1
1
1
1
1
2
2
2
2
2
2
3
4
3
4
3
4
3
4
3
4
3
4
5
6
5
6
5
6
5
6
5
6
5
6
7
8
7
8
7
8
7
8
7
8
7
8
2010
2010
2010
2010
2010
2010
R322
R324
R347
R350
R353
R356
0
0
0
0
0
0
1
1
1
1
1
1
2
2
2
2
2
2
3
4
3
4
3
4
3
4
3
4
3
4
5
6
5
6
5
6
5
6
5
6
5
6
7
8
7
8
7
8
7
8
7
8
7
8
2010
2010
2010
2010
2010
2010
GND1
AMP_PGND
TERMINAL BOARD SHEET: 003
Audio output
A
B
C
D
E
F
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