參數(shù)資料
型號： T7698
廠商： Lineage Power
英文描述： Quad T1/E1 Line Interface and Octal T1/E1 Monitor(四T1/E1線接口和八T1/E1監(jiān)控器)
中文描述： 四T1/E1線路接口和八路的T1/E1監(jiān)視器（四個T1/E1線接口和八T1/E1的監(jiān)控器）
文件頁數(shù)： 26/112頁
文件大?。?/td> 1359K
代理商： T7698
Data Sheet
January 1999
T7698 Quad T1/E1 Line Interface and Octal T1/E1 Monitor
26
Lucent Technologies Inc.
Line Interface Units: Receive
(continued)
DS1 Receiver Specifications
During DS1/T1 operation, the RLIU will perform as specified in Table 10.
1.Below the nominal pulse amplitude of 3.0 V with the line interface circuitry specified (see Line Interface Unit: Line Circuitry section).
2.Cable loss at 772 kHz.
3.Using Lucent transformer 2795B and components listed in Table 111.
Table 10. DS1 RLIU Specifications
Parameter
Min
Typ
Max
Unit
Spec
Analog Loss of Signal:
Threshold to Assert
Threshold to Clear
Hysteresis
Time to Assert (ALTIMER = 0)
Receiver Sensitivity
2
Jitter Transfer:
3 dB Bandwidth
Peaking
Generated Jitter
17.5
13.5
—
1.0
11
18
14
4
—
15
23
17.5
—
2.6
—
dB
1
dB
1
dB
ms
dB
I.431
—
—
I.431
—
—
—
—
3.84
—
0.04
—
0.1
0.05
kHz
dB
UIp-p
Figure 6 on page 27
Figure 12 on page 37
GR-499-CORE
ITU-T G.824
Figure 5 on page 27
Figure 11 on page 37
Jitter Accommodation
—
—
—
—
Return Loss
3
:
51 kHz to 102 kHz
102 kHz to 1.544 MHz
1.544 MHz to 2.316 MHz
Digital Loss of Signal:
Flag Asserted When Consecutive Bit
Positions Contain
Flag Deasserted when
Data Density Is and
Maximum Consecutive Zeros Are
14
20
16
—
—
—
—
—
—
dB
dB
dB
—
—
—
100
12.5
—
—
—
—
—
—
—
—
15
99
zeros
% ones
zeros
zeros
ITU-T G.775,
T1M1.3/93-005
—
TR-TRY-000009
ITU-T G.775, T1M1.3/
93-005
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