
CS61318
+
33 µF
+5V
0.1 µF
+
1.0 µF
Control
&
Monitor
Frame
Format
Encoder/
Decoder
RGND
28 TAOS
1 MCLK
26 RLOOP
27 LLOOP
12 LOS
23 NLOOP
11 JASEL
5 MODE
7 RPOS
6 RNEG
8 RCLK
21
RV+
15
TV+
TGND
SD I 24
SDO 25
CS61318
IN
HARDWARE
MODE
RTIP 19
R1
R2
RRING 20
1
0.47 µF
5
T1 1:1
2
RECEIVE
LINE
6
3 TPOS
4 TNEG
2 TCLK
9 XTALIN
10 XTALOUT
RGND
22
TRING
TTIP
R3 0.47 µF
16
2
13
R4
6
T2 1:N
1
TRANSMIT
5 LINE
TGND
14
Figure 13. Hardware Mode Configuration
R1 (Ω)
R2 (Ω)
R3 (Ω)
R4 (Ω)
T2
E1
75 Ω
Coaxial Cable
37.5
37.5
15
15
1:1.58
E1
120 Ω
Twisted Pair
60
60
15
15
1:2
NOTE: The 0.47µF capacitor between R1 & R2 may be omitted if common mode noise is not an issue.
NOTE: The optional 0.47µF DC blocking cap eliminates DC saturation current through T2
DS441PP2
27