Instruction Manual
26 DS963DB1
CDB53L30
6 Schematics
Figure 6-5. S/PDIF Transmitter
NC
1.ASP1_SDOUT
1.ASP2_SDOUT
2.ASP1_SDOUT
2.ASP2_SDOUT
SPDIF Transmitter
I2C Address: 0x28
Coaxial S/PDIF TX
Optical S/PDIF TX
Note:
To use the CS8406 transmit ter, the CS53L30 must be configured
for I2S format with a MLCK/LRCK ratio of 128, 256, or 512.
4x1 SDIN MUX
1
SDA/ CDOU T
2
AD0/CS
3
AD2
4
RXP
5
TEST
6
VD
7
TEST
8
TEST
9
RST
10
TEST
11
TEST
12
ILRCK
13
ISCLK
14
SDIN
15
TCBL
16
TEST
17
TEST
18
TEST
19
INT
20
U
21
OMCK
22
GND
23
VL
24
H/S
25
TXN
26
TXP
27
AD1/CKIN
28
SCL/CCLK
U81
CS8406-CZZ-SOFTWARE MODE
1
GND
2
VCC
3
IN
4
N.C.
5
N.C.
OPT2
DLT2180A
R258
0
R83
10K
R137
0
C137
0.1uF
X5R
C138
0.1uF
X5R
C246
0.1uF
X5R
C11
0.1uF
X5R
C12
0.1uF
X5R
C13
0.1uF
X5R
C32
0.1uF
X5R
C14
0.1uF
X5R
C33
0.1uF
X5R
R82 0
R49 0
R10 0
1
VCCA
2
A1
3
A2
4
GND
5
DIR
6
B2
7
B1
8
VCCB
U23
SN74LVC2T45DCUR
1
VCCA
2
A1
3
A2
4
GND
5
DIR
6
B2
7
B1
8
VCCB
U10
SN74LVC2T45DCUR
1
VCCA
2
A1
3
A2
4
GND
5
DIR
6
B2
7
B1
8
VCCB
U8
SN74LVC2T45DCUR
1
+
2
N/C
3
N/C
4
-
5
-
6
N/C
7
N/C
8
+
Q2
SC979-03LF-Z
J35
C53
22pF
C0G
C77
0.01UF
X7R
R131 210
R132
107
1
B4
2
B3
3
B2
4
B1
5
A
6
NC
7
OE
8
GND
9
S2
10
S1
11
S0
12
B8
13
B7
14
B6
15
B5
16
VCC
U12
SN74CB3Q3251PW
R133 22.1
R134
0
C79
0.1uF
X5R
R55 0
NO POP
R50 0
NO POP
R31 0
NO POP
R156 0
R157 0
R158 0
R159 0
R160 0
R161 0
+3.3V
SPDIF_TX . RST
[5]
+3.3V
+3.3V
CS8406.OMCK [3]
UC.I2C.SCL [3,5]
UC.I2C.SDA [3,5]
+3.3V
+3.3V
CS53L30-1.ASP1_SDOUT[2,4]
CS53L30-1.ASP2_SDOUT/AD0[2,4]
CS53L30-2.ASP1_SDOUT[2,4]
CS53L30-2.ASP2_SDOUT/AD0[2,4]
+3.3V
SPDIF_TX . LRCK[4]
SPDIF_TX . SCL K[4]
+1.8V
VA
+1.8V
VA
+1.8V
VA
+3.3V
SPDIF_TX.SDIN_SEL0 [5]
SPDIF_TX.SDIN_SEL1 [5]
CS8406.ILRCK
CS8406.ISCLK
CS8406.SDIN