参数资料
型号: DS26503LN
英文描述: T1/E1/J1 BITS Element
中文描述: T1/E1/J1收发BITS的元素
文件页数: 27/123页
文件大小: 995K
代理商: DS26503LN
DS26503 T1/E1/J1 BITS Element
27 of 123
6.3 Line Build-Out
Table 6-3. E1 Line Build-Out
L2
PIN 13
0
0
1
1
1
1
*
TTD pin must be connected high in this mode
.
N.M. = not meaningful
Table 6-4. T1 Line Build-Out
L1
PIN 12
0
0
0
0
1
1
L0
PIN 11
0
1
0
1
0
1
APPLICATION
N (1)
RETURN LOSS
Rt (1)
75
normal
120
normal
75
with high return loss*
120
with high return loss*
Reserved
Reserved
1:2
1:2
1:2
1:2
N.M.
N.M.
21dB
21dB
0
0
6.2
11.6
L2
PIN 13
0
0
0
0
1
1
1
1
L1
PIN 12
0
0
1
1
0
0
1
1
L0
PIN 11
0
1
0
1
0
1
0
1
APPLICATION
N (1)
RETURN
LOSS
N.M.
N.M.
N.M.
N.M.
N.M.
Rt (1)
DSX-1 (0 to 133 feet)/0dB CSU
DSX-1 (133 to 266 feet)
DSX-1 (266 to 399 feet)
DSX-1 (399 to 533 feet)
DSX-1 (533 to 655 feet)
Reserved
Reserved
Reserved
1:2
1:2
1:2
1:2
1:2
0
0
0
0
0
6.4 Receiver Operating Modes
Table 6-5. Receive Path Operating Mode
RMODE3
PIN 64
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
RMODE2
PIN 61
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
RMODE1
PIN 4
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
RMODE0
PIN 3
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
RECEIVE PATH OPERATING MODE
T1 D4
T1 ESF
J1 D4
J1 ESF
E1 FAS
E1 CAS
E1 CRC4
E1 CAS and CRC4
E1 G.703 2048kHz Synchronization Interface
Reserved
Reserved
6312kHz Synchronization Interface
Reserved
Reserved
Reserved
Reserved
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