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參數(shù)資料
| 型號： | XRT83SL34 |
| 廠商： | Exar Corporation |
| 英文描述： | QUAD T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR |
| 中文描述： | 上海四的T1/E1/J1收發(fā)器時鐘恢復(fù)和抖動衰減器 |
| 文件頁數(shù)： | 14/80頁 |
| 文件大?。?/td> | 856K |
| 代理商： | XRT83SL34 |
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XRT83SL34
QUAD T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
PRELIMINARY
REV. P1.0.8
18
FUNCTIONAL DESCRIPTION
The XRT83SL34 is a fully integrated four chnnel short-haul transceiver intended for T1, J1 or E1 systems.
Simplified block diagrams of the device are shown in Figure 1, Host mode and Figure 2, Hardware mode.
In T1 applications, the XRT83SL34 can generate five transmit pulse shapes to meet the short-haul Digital
Cross-connect (DSX-1) template requirement. The operation and configuration of the XRT83SL34 can be
controlled through a parallel microprocessor Host interface or Hardware control.
MASTER CLOCK GENERATOR
Using a variety of external clock sources, the on-chip frequency synthesizer generates the T1 (1.544MHz) or
E1 (2.048MHz) master clocks necessary for the transmit pulse shaping and receive clock recovery circuit.
There are two master clock inputs MCLKE1 and MCLKT1. In systems where both T1 and E1 master clocks are
available these clocks can be connected to the respective pins. All channels of a given XRT83SL34 must be
operated at the same clock rate, either T1, E1 or J1 modes.
In systems that have only one master clock source available (E1 or T1), that clock should be connected to both
MCLKE1 and MCLKT1 inputs for proper operation. T1 or E1 master clocks can be generated from 8kHz,
16kHz, 56kHz, 64kHz, 128kHz and 256kHz external clocks under the control of CLKSEL[2:0] inputs according
to Table 1.
NOTE: EQC[4:0] determine the T1/E1 operating mode. See
Table 5 for details.
FIGURE 4. TWO INPUT CLOCK SOURCE
FIGURE 5. ONE INPUT CLOCK SOURCE
MCLKE1
MCLKT1
MCLKOUT
1.544MHz
or
2.048MHz
+/-50ppm
1.544MHz
+/-50ppm
Two Input C lock Sources
MCLKE1
MCLKT1
MCLK OUT
1.544MHz
or
2.048MHz
One Input Clock Source
Input Clock Options
8kHz
16kHz
56kHz
64kHz
128kHz
256kHz
1.544MHz
2.048MHz
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| XRT83SL34ES | 功能描述:外圍驅(qū)動器與原件 - PCI 4 CHT1/E1 LIUSH 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 |
| XRT83SL34IV | 功能描述:時鐘合成器/抖動清除器 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 |
| XRT83SL34IV-F | 功能描述:時鐘合成器/抖動清除器 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 |
| XRT83SL38 | 制造商:EXAR 制造商全稱:EXAR 功能描述:OCTAL T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR |
| XRT83SL38_07 | 制造商:EXAR 制造商全稱:EXAR 功能描述:OCTAL T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER |
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