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MAX3881
+3.3V、2.488Gbps、SDH/SONET 1:16解串器与时钟恢复

低功耗、低成本收发器芯片组


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概述
完整的数据资料 (PDF, 240kB)
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The MAX3881 deserializer with clock recovery is ideal for converting 2.488Gbps serial data to 16-bit-wide, 155Mbps parallel data for SDH/SONET applications. Operating from a single +3.3V supply, this device accepts high-speed serial-data inputs and delivers single-ended PECL parallel data outputs and a differential PECL parallel clock output for interfacing with digital circuitry.

The MAX3881 includes a low-power clock recovery and data retiming function for 2.488Gbps applications. The fully integrated phase-locked loop (PLL) recovers a synchronous clock signal from the serial NRZ data input; the signal is then retimed by the recovered clock. The MAX3881's jitter performance exceeds all SDH/SONET specifications. An additional 2.488Gbps serial input is available for system loopback diagnostic testing. The device also includes a TTL-compatible loss-of-lock (active-low LOL) monitor.

The MAX3881 is available in the extended temperature range (-40°C to +85°C) in a 64-pin TQFP-EP package.

现备有评估板:  MAX3881EVKIT  

关键特性   应用/使用
  • Single +3.3V Supply
  • 530mW Operating Power
  • Fully Integrated Clock Recovery and Data Retiming
  • Exceeds ANSI, ITU, and Bellcore Specifications
  • Additional High-Speed Input Facilitates System Loopback Diagnostic Testing
  • 2.488Gbps Serial to 155Mbps Parallel Conversion
  • Differential PECL Clock Output
  • Single-Ended PECL Data Outputs
  • Tolerates >2000 Consecutive Identical Digits
  • Loss-of-Lock Indicator

 
  • 2.488Gbps SDH/SONET传输系统
  • 上/下路复用器
  • 数字交叉连接

    图表
    MAX3881:典型应用电路
    典型应用电路

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    参考文献: 19-1996; Rev. 1; 2001-12-14
    本页最后一次更新: 2007-06-15


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