CX28331/CX28332/CX28333
1.0 Pin Description
Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
1.1 Pin Assignments
Figure 1-4. CX28331-3x Pin Diagram
NC
NC
NC
NC
VDD
VDD
NC
NC
VSS
1
2
3
4
5
6
7
8
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
DVDDC
ENDECDIS
PD
RLOOP
LLOOP
RNEG/RLCV
RPOS/RNRZ
RCLK
RLOS
NC
NC
NC
9
TVSS
TMONP
TLINEP
TLINEM
TMONM
TVDD
RVDD
RLINEP
RLINEM
RVSS
VSS
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
CX28331-3x
TAIS
TCLK
TPOS/TNRZ
TNEG/NC
TLOS
REFCLK
REQH
XOE
LBO
TMONTST
E3MODE
NC
NC
NC
NC
NC
VDD
DVSSC
100985_015
100985A
Conexant
1-11