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1
FB23
28 DVDD
D
DAC_3.3V
FB600
27 DGND
26 LDOO
25 XSMT
R229
0R
24 ADR1
0R
R211
23 LRCK
LRCK
0R
R194
22 DIN
DSP_SDOUT1
R231
0R
21 BCK
BCLK
R193
10K
20 SCK
R195
NC
19 GPIO6
LRCKDSP_SDO1BCLK
0R
R201
18 MODE2
DAC_3.3V
R222
0R
17 MODE1
0R
R221
16 ADR2
R230
NC
15 GPIO3
I2C Address
1
0
0 1
1
ADR2
ADR1
R/W
C
1
0
0 1
1
0
0
R/W
1
0
0 1
1
1
0
R/W
FB14
28 DVDD
DAC_3.3V
FB600
27 DGND
26 LDOO
25 XSMT
B
0R
R46
24 ADR1
0R
R48
23 LRCK
LRCK
R49
0R
22 DIN
DSP_SDOUT2
0R
R50
21 BCK
BCLK
R51
10K
20 SCK
R44
NC
19 GPIO6
0R
R43
18 MODE2
DAC_3.3V
R42
0R
17 MODE1
R41
0R
16 ADR2
R40
NC
15 GPIO3
A
V5
V4
V3
V2
V1
PROTOTYPE-A3
YMJ
2017.3.14
ISS
CHANGE RECORDS
DATE
REVISER
1
CONFIDENTIAL UNDER NDA
2
U16
1
CPVDD
2.2u10V
2
CAPP
C253
3
CPGND
C236 2.2u6.3V
R216 470R
4
R_TW
CAPM
R238 470R
C182 2.2u6.3V
C241
5
VNEG
L_TW
2.2u10V
6
C211
OUTL
L_TW_OP
0R
0R
7
C217
PCM5121
OUTR
R_TW_OP
8
FB24
FB600
AVDD
DAC_3.3V
9
AGND
10u6.3V
10
VCOM
C229
11
SDA
I2C_SDA
12
SCL
R180
0R
13
GPIO5
I2C_SCL
R202
0R
14
GPIO4
U4
1
CPVDD
2.2u10V
2
CAPP
C72
3
CPGND
470R
C77 2.2u6.3V
R_WF
4
CAPM
R32
C80 2.2u6.3V
2.2u10V
470R
5
VNEG
L_WF
C73
R33
PCM5121
6
C71
OUTL
L_WF_OP
0R
7
OUTR
C70
R_WF_OP
0R
8
FB17
FB600
AVDD
DAC_3.3V
9
AGND
10u6.3V
10
VCOM
C75
11
SDA
12
SCL
I2C_SDA
R34
0R
LRCK71
13
GPIO5
I2C_SCL
R37
0R
LRCK72
14
GPIO4
2
3
AMP_VCC
ON
OFF
0R
R119
1 MODSEL
R158
1K
2 SDZ
AMP_SDZ
100K
R160
3 FAULTZ
4 RINP
L_WF
C97
1u10V
5 RINN
2.2u10V
6 PLIMIT
C138
R108
7 GVDD
MASTER
100K 1%
R141
8 GAIN/SLV
26DB
20K 1%
9 GND
10 LINP
L_TW
C125 0.47u10V
11 LINN
R45
R183
AMP_VCC
12 MUTE
NC
0R
IC-TPA311XD2
13 AM2
R198
DAC_3.3V
100K
14 AM1
R212
2
AMP_MUTE
15 AM0
10K
Q13
16 SYNC
3904
TPA3116D2
AMP_SYS
AMP_VCC
ON
OFF
R24
0R
1 MODSEL
R14
1K
2 SDZ
AMP_SDZ
R31
100K
3 FAULTZ
4 RINP
R_TW
1u10V
C42
5 RINN
C41 2.2u10V
6 PLIMIT
SLAVE
R11
7 GVDD
26DB
47K 1%
R13
8 GAIN/SLV
75K 1%
9 GND
10 LINP
R_WF
C43 0.47u10V
11 LINN
R227
NC
R15
0R
12 MUTE
AMP_VCC
13 AM2
R27
100K
DAC_3.3V
IC-TPA311XD2
14 AM1
R28
10K
2
AMP_MUTE
15 AM0
Q1
16 SYNC
3904
TPA3116D2
AMP_SYS
C85
47P
Change to 47P
3
4
L1
10uH
U24
32
PVCC
31
PVCC
0.22u50V
30
BSPR
C89
29
OUTPR
28
GND
L3
27
OUTNR
10uH
C108
26
BSNR
0.22u50V
Thermal
25
GND
0.22u50V
24
BSPL
L6
PAD
C112
23
OUTPL
10uH
22
TOP
GND
21
OUTNL
C121
20
BSNL
0.22u50V
19
PVCC
18
PVCC
17
AVCC
L7
AMP_VCC
10uH
L8
10uH
U1
32
PVCC
31
PVCC
0.22u50V
30
BSPR
C32
29
OUTPR
28
GND
L9
27
OUTNR
10uH
C28
26
BSNR
0.22u50V
Thermal
25
GND
0.22u50V
24
BSPL
L10
PAD
C29
23
OUTPL
10uH
TOP
22
GND
21
OUTNL
C33
20
BSNL
0.22u50V
19
PVCC
18
PVCC
17
AVCC
L11
AMP_VCC
10uH
BoomBox II
TITLE:Schematic
AMP+DAC
Part NO:NA
4
5
CON3
C62
NC
L_WF+
2
C79
D
L_WF-
1
NC
2PIN_2.5B
L_WF+
L_WF-
C174
CON9
NC
L_TW+
2
C197
L_TW-
1
NC
2PIN_2.5
L_TW+
C
L_TW-
C57
CON1
NC
R_TW+
2
C56
1
R_TW-
NC
2PIN_2.5B
LRCK68
R_TW+
R_TW-
B
C59 NC
CON2
R_WF+
2
C58 NC
R_WF-
1
2PIN_2.5
R_WF+
R_WF-
A
MODEL:XXX
SCALE: FREE
REV: V1.0
SHEET: 1/4
APPROVAL
CHECKED
DESIGN
YangMJ
Luosj
5
From No.:FM-QMP005-13
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