Figure 3. Cs8427 Digital Audio Transceiver - Cirrus Logic Crystal CDB8427 Manual

/RST
SUP2
SUP3
TCBLD
C1 .01uF
6
1
MUTE
VD
2
3 R1 R2
L1
4 47K 47K
47UH
5
OPT1
C2
J1
.1uF
1
PHONO-JACK J11 2
3
TRANSFORMER HDR3X1
C4
T 1
1 8
R15 R17
.1uF
236 110
4 5
TP11
J14 TP12
J13 HDR3X1
TP13
1 1
TP14
2 2
3 3
C6
J12
R20
HDR3X1 .1uF
1
2 4.7K
3
1
HDR3X1 C40 2
VD
J15
3
22pF
3
HDR3X1
2
XLR-FEMALE
1
J3
R3 R4 R5 R6 R7 R8
47K 47K 47K 47K 47K 47K
T P1 U1
TP2
1
TP3 C D O U T
2
TP4 /CS
3
/EMPH
T P5
4
T P6 RXP
5
TP7 RXN
6
VA
TP8
7
TP9 AGND
8
TP10 FILT
9
/RST
RMCK 10
RMCK
11
RERR
ILRCK
12
ILRCK
ISCLK 13
ISCLK
SDIN
14
SDIN
1000pF
R22
J5
C7 5.11K
HDR4X2
.1uF C12
+
C10 .082uF
C13
VA
1uF 50V
U2A
D1
74VHC125
R25
2 3 2 1
825
LED_R

Figure 3. CS8427 Digital Audio Transceiver

SFMT1
SFMT0 APMS
SUP1 H/S
/CS CDIN
SUP0 SUP5
R9
47K
C D O U T CCLK
CS8427_SPI
TP28
TP27
28
CCLK
27 TP26
CDIN TP25
26
T X P
TP24
25
T X N TP23
24
H/S TP22
23
VD
22
DGND
OMCK
21
OMCK
20
U
19
INT
SDOUT
18
SDOUT
OLRCK
17
OLRCK
16 OSCLK
OSCLK
15
TCBL
1000pF
J6
C9
C8 HDR4X2
2200pF
.1uF
C11
C14
VD
1uF 50V
C16
1000pF
U3
14 1
VD NC
R26
100
8 7
Out GND
12.888MHz
S/AES
INT
SUP4
CEN
VD
R10 R11 R12 R13 R14 6.2K
47K 47K 47K 47K
C3
.1uF
C5
TRANSFORMER
.1uF
R16 110
1
R18 2
J16
3
TP21
681
TP20
HDR3X1
TP19
TP18
TP17
TP16
R19
TP15
84.5
J17
R21
1
22K1 HDR3X1 2
3
C41
22pF
J4
XLR-MALE
L2 FERRITE BEAD
VD
C15 R24 2 Ohms
+
C17
1uF 50V
.1uF
6
1
2
3
4
5
OPT2
PHONO-JACK
T2 J2
1 8
4 5
3
2
1