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1µF
6.3V
C19
0.1µF
C18
0.1µF
C9
1µF
6.3V
C10
0.1µF
C11
1µF
6.3V
C12
10µF
10V
C13
2.2uH
L1
INP
INM
2
1
S1
GND
BCLK2
WCLK2
DIN2
RESET
10.0k
R6
IOVDD
0.1µF
C20
GND
0.01µF
C14
1000pF
C21
DNP
DNP
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
0.1µF
C16
1µF
6.3V
C17
10µF
10V
C15
DNP
DNP
GND
GND
GND
GND
RESET
ADR1_MISO
ADR0_SCLK
SPI_SELECT
IRQ_GPIO4
RESET
SPI-SEL
ADR
IRQ
ANALOG
INPUT
10.0k
R11
IOVDD
10.0k
R12
IOVDD
10.0k
R13
IOVDD
10.0k
R14
IOVDD
ADR1_MISO
ADR0_SCLK
SPI_SELECT
IRQ_GPIO4
GND
0.1µF
C1
0.1µF
C2
0.1µF
16V
C3
1000pF
C22
DNP
DNP
TP10
NC1
TP11
NC2
0
R1
MOSI
SS
SCL_SS
SDA_MOSI
+5.0V
+1.8V
+1.8V
TP14
VBST
IOVDD
SPEAKER
OUT
GND
22µF
16V
C4
22µF
16V
C5
1.00k
R7
DNP
DNP
4700pF
C23
DNP
DNP
GND
1.00k
R8
DNP
DNP
4700pF
C24
DNP
DNP
GND
TP8
OUTM1
DNP
TP9
OUTP1
DNP
ASI2
ASI1
MCLK1
BCLK1
WCLK1
DIN1
DOUT-TAS2555
10.0k
R2
IOVDD
10.0k
R3
IOVDD
10.0k
R4
IOVDD
10.0k
R5
IOVDD
GND
DOUT2
1
2
3
4
5
6
7
8
J5
PSIA
VBAT
GND
22µF
16V
C8
1
2
3
J15
1
2
3
J16
1
2
3
J17
1
2
3
J18
1
2
3
J19
1
2
3
J20
5
4
1
2
3
6
7
8
J21
STEREO-M
GND
GND
TP1
MCLK
TP2
BCLK
TP3
WCLK
TP4
DIN
TP5
DOUT
ICC-GPI3
ICC-GPIO10
ICC-GPIO9
ICC-GPI3
ICC-GPIO10
ICC-GPIO9
ICC-GPI3
ICC-GPIO10
ICC-GPIO9
BCLK2
WCLK2
DIN2
DOUT2
SCL_SS
SDA_MOSI
SCL_SS
SDA_MOSI
GND
WCLK-TAS2555
BCLK-TAS2555
MCLK-TAS2555
MCLK1
BCLK1
WCLK1
DIN1
DOUT-TAS2555
DOUT-TAS2555
DIN-TAS2555
SCL
SDA
I2C
I2S
TP6
GND
GND
TP7
GND
GND
1
2
3
J1
DNP
LB2
CONN
DIN1
BCLK1
WCLK1
1
2
J4
1
2
J6
1
2
J7
1
2
J9
1
2
J10
1
2
J11
1
2
J12
1
2
J13
1
2
J14
DNP
SCL_SS
SDA_MOSI
INP
C3
INM
D3
MCLK_GPI2
D6
BCLK1_GPIO1
B6
WCLK1_GPIO2
A5
DIN1_GPI1
B5
DOUT1_GPIO3
A6
BCLK2_GPIO5
F6
WCLK2_GPIO6
E5
DIN2_GPI8
C5
DOUT2_GPIO7
E6
SCL_SS
F3
SDA_MOSI
E4
ICC_GPI3
B4
ICC_GPIO9
A4
ICC_GPIO10
B3
ADR1_MISO
G3
ADR0_SCLK
F5
SPI_SELECT
G4
IRQ_GPIO4
D5
RESET
G5
NC1
G1
NC2
G2
SW
B1
SW
B2
VBOOST
C1
VBOOST
C2
VBAT
A3
DVDD
C6
AVDD
F4
IOVDD
G6
VREG
D2
SPK_P
F1
SPK_M
D1
VSENSE_P
E2
VSENSE_M
F2
DGND
C4
AGND
E3
IOGND
D4
PGND_B
A1
PGND_B
A2
PGND
E1
U1
TAS2555YZR
1
2
J3
5
4
1
2
3
6
7
8
J22
STEREO-S
1
2
J8
1
2
J2
0
R42
0
R46
DNP
DNP
Schematics, PCB Layout, and Bill of Materials
Figure 9. TAS2555EVM Schematic
14
TAS2555 Evaluation Module
SLOU411 – August 2015
Copyright © 2015, Texas Instruments Incorporated