CX28331-1X CONEXANT [Conexant Systems, Inc], CX28331-1X Datasheet - Page 64

• Manufacturer Part Number: CX28331-1X
• Description: Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
• Manufacturer: CONEXANT [Conexant Systems, Inc]

Appendix B
B.1 Evaluation Module Schematic
Figure B-1. Recommended Schematic for the CX2833i-1x Device
B-2
7
6
5
4
3
2
1
7
6
5
4
3
2
1
SW2
SW1
8
9
10
11
12
13
14
8
9
10
11
12
13
14
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
TAIS1/TMUXA2
TCLK1
RLOS1
RCLK1
REQH1/TMUXDAT
LLOOP1
TMUXIO1
VGG
TPOS1/TNRZ1
TNEG1/NC1
REFCLK1
RPOS1/RNRZ1
RNEG1/RLCV1
XOE1
DVDD2
RLOOP1
PDB1
TMUXIO2
LBO1
RBIAS
7
6
5
4
3
2
1
SW3
8
9
10
11
12
13
14
Conexant
REQH3/TMUXA1
TAIS3/TMUXA4
RPOS3/RNRZ3
RNEG3/RLCV3
TPOS3/TNRZ3
TNEG3/NC3
Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
REFCLK3
RLINE3M
RLINE3P
LLOOP3
RLOOP3
RVDD3
TCLK3
RLOS3
RCLK3
DVSS2
RVSS3
XOE3
PDB3
LBO3
6
5
4
3
2
1
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
SW5
7
8
9
10
11
12
CX28331/CX28332/CX28333
100985A
100985_017