參數(shù)資料
型號: XRT75L03DIV
廠商: Exar Corporation
文件頁數(shù): 5/134頁
文件大?。?/td> 0K
描述: IC LIU E3/DS3/STS-1 3CH 128LQFP
標(biāo)準(zhǔn)包裝: 72
類型: 線路接口裝置(LIU)
驅(qū)動器/接收器數(shù): 3/3
規(guī)程: DS3,E3,STS-1
電源電壓: 3.135 V ~ 3.465 V
安裝類型: 表面貼裝
封裝/外殼: 128-LQFP 裸露焊盤
供應(yīng)商設(shè)備封裝: 128-LQFP(14x20)
包裝: 托盤
XRT75L03D
á
REV. 1.0.0
THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH SONET DESYNCHRONIZER
97
Figure 36 was copied directly out of Telcordia GR-253-CORE. However, this figure can be simplified and
redrawn as depicted below in Figure 37.
FIGURE 36. AN ILLUSTRATION OF TELCORDIA GR-253-CORE'S RECOMMENDATION ON HOW MAP DS3 DATA INTO
AN
STS-1 SPE
FIGURE 37. A SIMPLIFIED "BIT-ORIENTED" VERSION OF TELCORDIA GR-253-CORE'S RECOMMENDATION ON HOW
TO MAP
DS3 DATA INTO AN STS-1 SPE
For DS3 Mapping, the STS-1 SPE has the following structure.
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
25I
I
C3
R
25I
I
C2
R
25I
C1
R
POH
87 bytes
R = [r, r, r, r, r, r, r, r]
I = [i, i, i, i, i, i, i, i]
C1 = [r, r, c, i, i, i, i, i]
C2 = [c, c, r, r, r, r, r, r]
C3 = [c, c, r, r, o, o, r, s]
i = DS3 data
r = fixed stuff bit
c = stuff control bit
s = stuff opportunity bit
o = overhead communications channel bit
Fixed
Stuff
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
208i
s
1r
2o
2r
2c
16r
208i
6r
2c
16r
205i
c
18r
r
c
s
i
o
- Fixed Stuff Bits
- Stuff Control/Indicator Bits
- DS3 Data Bits
- Stuff Opportunity Bits
- Overhead Communication Bits
POH
相關(guān)PDF資料
PDF描述
MS3100F22-5P CONN RCPT 6POS WALL MNT W/PINS
VI-B1T-MW-F4 CONVERTER MOD DC/DC 6.5V 100W
MS27472T14B15P CONN RCPT 15POS WALL MT W/PINS
VI-21R-MX-F4 CONVERTER MOD DC/DC 7.5V 75W
VI-21R-MX-F3 CONVERTER MOD DC/DC 7.5V 75W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XRT75L03DIV-F 功能描述:外圍驅(qū)動器與原件 - PCI 3-Ch DS3, E3, STS-1 RoHS:否 制造商:PLX Technology 工作電源電壓: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FCBGA-1156 封裝:Tray
XRT75L03DIVTR 功能描述:時鐘合成器/抖動清除器 3CHNNEL E3/DS3/STS 1 SONET DE-SYNCH RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數(shù)量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel
XRT75L03DIVTR-F 功能描述:接口 - 專用 RoHS:否 制造商:Texas Instruments 產(chǎn)品類型:1080p60 Image Sensor Receiver 工作電源電壓:1.8 V 電源電流:89 mA 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:BGA-59
XRT75L03ES 功能描述:時鐘合成器/抖動清除器 3 CH T3/E3/STS1 LIU+JA 3.3V RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數(shù)量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel
XRT75L03IV 功能描述:外圍驅(qū)動器與原件 - PCI 3CH E3/DS3/STS1 JITTER ATTENUATOR RoHS:否 制造商:PLX Technology 工作電源電壓: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FCBGA-1156 封裝:Tray