ZXA10 S300 (V1.1) Integrated Access Service Dispatching Unit Technical Manual
30
Confidential and Proprietary Information of ZTE CORPORATION
Input Jitter Tolerance at the STM-1 Interface
Table 5 and Figure 13 show the input jitter tolerance indexes at
the STM-1 interface.
T
A B L E
5
−
J
I T T E R
T
O L E R A N C E A T T H E
S T M - 1
I
N T E R F A C E
(
G . 8 2 5 )
Frequency f (Hz)
Requirement (Peak-
Peak)
2,048 kbit/s networks
1544 kbit/s networks
−
10 < f
≤
68.7
10.9 UI
10 < f
≤
19.3
−
38.9 UI (0.25 µs)
19.3 < f
≤
68.7
−
750
f
−
1 UI
68.7 < f
≤
500
750 f
−
1 UI
500 < f
≤
6.5 k
1.5 UI
6.5 k < f
≤
65 k
9.8 × 103 f
−
1 UI
65 k < f
≤
1.3 M
0.15 UI
F
I G U R E
1 3
−
I T T E R
T
O L E R A N C E A T T H E
S T M - 1
I
N T E R F A C E
Jitter Tolerance at the STM-4 Interface
Table 6 and Figure 14 show the jitter tolerance indexes at the
STM-4 interface.
T
A B L E
6
−
J
I T T E R
T
O L E R A N C E A T T H E
S T M - 4
I
N T E R F A C E
( G . 8 2 5 )
Frequency f (Hz)
Jitter tolerance
(Peak-Peak)
2,048 kbit/s networks
1544 kbit/s networks
−
10 < f
≤
18.5
277.5 f
−
1 UI
Содержание ZXA10 S300
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