参数资料
型号: XRT91L80IB
厂商: Exar Corporation
文件页数: 15/46页
文件大小: 0K
描述: IC TXRX SONET/SDH 4BIT 196STBGA
产品变化通告: XRT91L80IB Obsolescence 6/Sept/2010
标准包装: 126
类型: 收发器
规程: SONET/SDH
电源电压: 3.3V
安装类型: 表面贴装
封装/外壳: 196-LFBGA
供应商设备封装: 196-STBGA(12x12)
包装: 托盘
XRT91L80
xr
2.488/2.666 GBPS STS-48/STM-16 SONET/SDH TRANSCEIVER
REV. 1.0.0
26
4.4
SONET Jitter Requirements
SONET equipment jitter requirements are specified for the following three types of jitter. The definitions of each
of these types of jitter are given below. SONET equipment jitter requirements are specified for the following
three types of jitter.
4.4.1
Jitter Tolerance:
Jitter tolerance is defined as the peak-to-peak amplitude of sinusoidal jitter applied on the input OC-N
equipment interface that causes an equivalent 1dB optical power penalty. OC-1/STS-1, OC-3/STS-3, OC-12/
STS-12 and OC-48/STS-48 category II SONET interfaces should tolerate, the input jitter applied according to
the mask of Figure 19, with the corresponding parameters specified in the figure.
FIGURE 19. JITTER TOLERANCE MASK
OC-N/STS-N LEVEL
1
3
12
48
F0 (HZ)
10
F1 (HZ)
30
600
F2 (HZ)
300
6000
F3 (HZ)
2K
6.5K
25K
100K
F4 (HZ)
20K
65K
250K
1000K
A1 (UIPP)
0.15
A2 (UIPP)
1.5
A3 (UIPP)
15
Input
Jitter
Amplitude
(UIpp)
A3
A2
A1
f0
f1
f2
f3
f4
slope= -20dB/decade
Jitter Frequency (Hz)
48
10
600
15
6000
100K
1000K
0.15
1.5
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