參數(shù)資料
型號(hào): XRT81L27IV
廠商: EXAR CORP
元件分類: 數(shù)字傳輸電路
英文描述: SEVEN CHANNEL E1 LINE INTERFACE UNIT WITH CLOCK RECOVERY
中文描述: DATACOM, PCM TRANSCEIVER, PQFP128
封裝: TQFP-128
文件頁(yè)數(shù): 11/30頁(yè)
文件大?。?/td> 194K
代理商: XRT81L27IV
á
XRT81L27
SEVEN CHANNEL E1 LINE INTERFACE UNIT WITH CLOCK RECOVERY
REV. 1.1.0
9
127
RPOS_0/
RDATA_0
O
Receiver 0 Positive /NRZ Data Output:
(see pin 35
)
128
RNEG_0/
LCV_0
O
Receiver 0 Negative Data Output:
(see pin 34)
PIN DESCRIPTIONS
N
OTE
: I -H
indicates an input pin with a 50k
pull-up Resistor, I-L indicates an input pin with a 50k
pull-down resistor.
P
IN
#
N
AME
T
YPE
D
ESCRIPTION
T
ABLE
1: P
IN
N
UMBER
BY
P
IN
N
AME
C
HANNEL
RTIP RR
ING
TTIP
TR
ING
RC
LK
RPOS
RNEG
LOS
TC
LK
TPOS
TNEG
PDT
TAOS
TV
DD
TG
ND
0
4
5
7
9
1
127
128
2
120
119
118
6
117
8
10
1
93
92
90
88
96
98
97
95
105
106
107
91
108
89
87
2
17
18
12
14
125
123
124
126
116
115
114
11
113
13
15
3
80
79
85
83
100
102
101
99
109
110
111
86
112
84
82
4
20
21
23
25
33
35
34
36
37
38
39
22
40
24
26
5
77
76
74
72
60
58
59
57
54
53
52
75
51
73
71
6
68
67
28
30
64
62
63
61
43
44
45
27
46
29
31
GLOBAL SIGNALS
RST
3
RClkP
65
MODE
32
MClk
70
SR/DR
69
TClkP
66
ICT
94
CONTROLLER INTERFACE
SDO
47
SDI
48
SClk
49
CS
50
POWER PINS
VDD
41
56
122
GND
42
55
121
AVDD
16
81
103
AGND
19
78
104
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