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XRT75L03D
THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH SONET DESYNCHRONIZER
REV. 1.0.0
3
FIGURE 2. PIN OUT OF THE XRT75L03D
ORDERING INFORMATION
PART NUMBER
PACKAGE
OPERATING TEMPERATURE RANGE
XRT75L03DIV
128 Pin LQFP
- 40°C to + 85°C
R L O L_2
RL O S _ 2
IC T
R L O L_0
RL O S _ 0
Rx DG N D _ 0
RP O S _ 0
RNE G _ 0 /L C V _ 0
Rx Clk _ 0
Rx DV DD_ 0
Rx DV DD_ 2
RP O S _ 2
RNE G _ 2 /L C V _ 2
Rx Clk _ 2
Rx DG N D _ 2
A G ND_ 0
J A G ND_ 2
J A G ND_ 0
JA V D D _ 0
JA V D D _ 2
JA 0
JA T x /R x
JA 1
Tx A G N D _ 0
DM O _ 0
Tx A V D D _ 0
Tx
O
N
_
1
T
NDa
ta
_
1
T
P
D
a
ta_1
Tx
C
lk
_
1
MR
in
g
_
1
MT
IP
_
1
TA
O
S
_
1
TA
O
S
_
2
T
x
L
EV_
1
T
x
L
EV_
2
TTI
P
_
1
Tx
V
D
_
1
TR
in
g
_
1
T
x
G
ND_
1
Tx
A
G
N
D
_
2
MR
in
g
_
2
MT
IP
_
2
T
x
G
ND_
2
TR
in
g
_
2
Tx
V
D
_
2
TTI
P
_
2
DM
O
_
2
Tx
A
V
D
_
2
T
NDa
ta
_
2
T
P
D
a
ta_2
Tx
C
lk
_
2
T
x
G
ND_
0
TR
in
g
_
0
Tx
V
D
_
0
TTI
P
_
0
MT
IP
_
0
MR
in
g
_
0
T
NDa
ta
_
0
T
P
D
a
ta_0
Tx
C
lk
_
0
T
x
L
EV_
0
TA
O
S
_
0
Tx
O
N
_
0
R L O L_1
RL O S _ 1
EXD G N D
SF M _ E N
E 3 Clk /CL K _ E N
D S 3Clk /C LK _O U T
S T S -1 C lk /12M
EXD VD D
Rx DV DD_ 1
RP O S _ 1
RNE G _ 1 /L C V _ 1
Rx Clk _ 1
Rx DG ND _ 1
A G ND_ 1
J A DG ND
J A G ND_ 1
JA D V D D
JA V D D _ 1
RE F A V D D
RX A
RX B
RE F G ND
Tx O N _ 2
Tx A G N D _ 1
DM O _ 1
T x A V DD_ 1
X R T 75L 0 3 D
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
10
2
10
1
10
0
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
10 3
10 4
10 5
10 6
10 7
10 8
10 9
11 0
11 1
11 2
11 3
11 4
11 5
11 6
11 7
11 8
11 9
12 0
12 1
12 2
12 3
12 4
12 5
12 6
12 7
12 8
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
TE
S
T
R
ESE
T
A
G
ND_
2
LO
S
T
H
R
ST
S
-1
/D
S
3
_
1
LL
B
_
1
RL
B
_
1
RE
Q
E
N_
1
E
3_1
Rx
A
V
D
_
1
R
ing
_1
RT
IP
_
1
Rx
A
G
ND_
1
Rx
A
G
ND_
2
RT
IP
_
2
R
ing
_2
Rx
A
V
D
_
2
E
3_2
RE
Q
E
N_
2
RL
B
_
2
LL
B
_
2
ST
S
-1
/D
S
3
_
2
Rx
A
G
ND_
0
RT
IP
_
0
R
ing
_0
Rx
A
V
D
_
0
E
3_0
RE
Q
E
N_
0
RL
B
_
0
LL
B
_
0
ST
S
-1
/D
S
3
_
0
L
O
S
M
U
T
/IN
T
HO
S
T
/H
W
Rx
M
O
N/
S
D
O
Rx
O
N
/S
D
I
T
x
Cl
k
INV
/S
Cl
k
Rx
Cl
k
INV
/C
S
SR
/D
R