产品描述
STM-1（ATM）光电转换器提供STM-1(ATM)电接口到STM-1光接口的接口转换，STM-1（ATM）光电转换器完成STM信号在SDH上的传输,或155M的SDH光电转换. 主要应用于SDH 设备或ATM 设备SDH 接口之间的互连，或其它具有155.520Mbit/s 接口的终端设备的互连。
功能特点
◆ 基于自主知识产权的集成电路；
◆ 提供2种环回功能：光接口向远端环回,或光接口本地环回.
◆ 电接口采用75Ω阻抗，CMI编码；
◆ 机架式设备网管接口采用SNMP。
◆ 对在实际运行时电缆、光缆长度变化下有可能引起的信号衰减等问题均作了严格的均衡和处理，从而保证了整个系统的性能。
◆ 可选AC 220V，DC -48V、DC +24V，直流电源无正负极之分；
技术参数
◆ 以STM-1电接口
标 准： 电接口符合G.703标准
速 率： 155.52Mbit/s
码 型： CMI码
阻 抗： 75Ω
连 接 器： BNC（75Ω）
◆ STM-1光接口
速 率： 155.52Mbit/s
波 长： 1.31/1.55um
功 率: -9dBm/-5dBm
灵 敏 度: 优于-36dBm
距 离： 0-120公里
连 接 器： FC/SC
◆ 电源需求
系统电源： AC180V ~ 260V；DC –48V；DC +24V
功 耗： ≤5W
◆ 尺寸大小
台式： 216（宽）X140（深）X31（高）mm
◆ 工作环境
工作温度: -10℃ ~50℃
工作湿度: 5% ~ 95% (无凝露)
存储温度: -40 ℃~ 80℃
存储湿度: 5%~ 95% (无凝露)
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
所有评论仅代表网友意见，与本站立场无关。