INM1
GND
BCLK2-1
WCLK2-1
DIN2-1
RESET1
10.0k
R6
IOVDD
GND
ADR1-1_MISO
ADR0-1_SCLK
SPI_SELECT1
IRQ_GPIO4-1
RESET1
SPI-SEL
ADR
IRQ
IOVDD
ADR1-1_MISO
ADR0-1_SCLK
SPI_SELECT1
IRQ_GPIO4-1
GND
MOSI
SS
SCL1_SS
SDA1_MOSI
ASI2
ASI1
10.0k
R2
IOVDD
10.0k
R3
IOVDD
10.0k
R4
IOVDD
10.0k
R5
IOVDD
GND
DOUT2-1
1
2
3
4
5
6
7
8
J5
PSIA
1
2
3
J15
1
2
3
J16
1
2
3
J17
1
2
3
J18
1
2
3
J19
1
2
3
J20
ICC-GPI3
ICC-GPIO10
ICC-GPIO9
BCLK2-1
WCLK2-1
DIN2-1
DOUT2-1
GND
MCLK1
BCLK1
WCLK1
DIN1
DOUT-DUT1
SCL
SDA
I2C
I2S
TP6
GND
GND
TP7
GND
GND
LB2
CONN
DIN1
BCLK1
WCLK1
J9
J10
J11
J12
J13
J14
SCL1_SS
SDA1_MOSI
J3
10.0k
R11
10.0k
R12
10.0k
R13
10.0k
R14
ICC
ICC-GPI3
ICC-GPIO9
ICC-GPIO10
WCLK-DUT
BCLK-DUT
MCLK-DUT
DIN-DUT
J22
RESET1
0.1µF
C20
GND
DOUT-DUT1
MIX
MUX
TO
DUT2
DIN1
BCLK1
WCLK1
MCLK1
ASI1
MCLK1
BCLK1
WCLK1
DIN1
DOUT-DUT1
0.1µF
C9
1µF
C10
2.2uH
L1
0.01µF
C14
1000pF
C21
DNP
DNP
GND
GND
GND
GND
GND
GND
GND
0.1µF
16V
C3
1000pF
C22
DNP
DNP
+5.0V
TP14
VBST1
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
VBAT1
GND
22µF
16V
C8
J2
0
R42
0
R46
DNP
DNP
VBOOST1
SPK1+
SPK1-
SW1
ADDR = 0x98
(ADR1=L, ADR0=L)
J8
OUT1
SW1
VBAT1
0.1µF
C11
1µF
C12
10µF
C13
GND
GND
GND
+1.8V
J4
DVDD1
0.1µF
C16
1µF
C17
10µF
C15
DNP
DNP
GND
GND
GND
+1.8V
J6
AVDD1
DVDD1
AVDD1
1µF
C19
0.1µF
C18
GND
GND
IOVDD
J7
IOVDD1
IOVDD1
DIN1
BCLK1
DOUT-DUT1
MCLK1
WCLK1
TP1
MCLK1
TP2
BCLK1
TP3
WCLK1
TP4
DIN1
TP5
DOUT1
DIN1
BCLK1
DOUT-DUT1
MCLK1
WCLK1
TP10
NC1
TP11
NC2
PGND_B
A1
PGND_B
A2
VBAT
A3
ICC_GPIO9
A4
WCLK1_GPIO2
A5
DOUT1_GPIO3
A6
SW
B1
SW
B2
ICC_GPIO10
B3
ICC_GPI3
B4
DIN1_GPI1
B5
BCLK1_GPIO1
B6
VBOOST
C1
VBOOST
C2
INP
C3
DGND
C4
DIN2_GPIO8
C5
DVDD
C6
SPK_M
D1
VREG
D2
INM
D3
IOGND
D4
IRQ_GPIO4
D5
MCLK_GPI2
D6
PGND
E1
VSENSE_P
E2
AGND
E3
SDA_MOSI
E4
WCLK2_GPIO6
E5
DOUT2_GPIO7
E6
SPK_P
F1
VSENSE_M
F2
SCL_SSZ
F3
AVDD
F4
ADR0_SCLK
F5
BCLK2_GPIO5
F6
NC2
G1
NC1
G2
ADR1_MISO
G3
SPI_SELECT
G4
RESET
G5
IOVDD
G6
U1
TAS2557YZR
0.1µF
C1
0.1µF
C2
INP1
Hardware Documentation
14
SLOU461 – November 2016
Copyright © 2016, Texas Instruments Incorporated
TAS2557 Evaluation Module
Figure 10. TAS2557EVM Channel 1 Schematic