标准光模块
40G QSFP+ ER4 40km
Description
40G QSFP+ ER4 40km
北亿纤通（F-tone Networks）40G QSFP + ER4光模块,专为双工单模光纤上的40G以太网40GBASE-ER4和OTN OTU3链路而设计,使用CWDM波长（1271nm,1291nm,1311nm,1331nm）支持高达40km的传输距离。
产品特性:
● 热插拔QSFP封装
● 支持39.8 Gb/s至44.6Gb/s
● 18.5dB链路插入损耗预算
● 单3.3V电源
● 单模光纤（SMF）上最大链路长度为40km
● 非制冷4x10Gb/s DML发射器
● XLPPI电气接口
● Dual LC接口
● 工作温度:0至70°C
● 最大功耗3.5W
● RoHS-6兼容（无铅）
应用:
● 数据中心40GE端口
● 城域网数据中心互联DCI
40G QSFP+ ER4产品核心优势:
● 自主研发核心40G ER4 ROSA器件和 40G ER4 TOSA 器件
● 核心器件具备规模化生产能力 （产能大）
● 核心器件封装工艺高效率高良率 (高效益,性价比高)
● 40G ER4(APD) ROSA采用气密性封装,BOX使用成熟的陶瓷管壳平行封焊结构,可通过双85高温高湿 2000小时可靠性测试。
● 40G ER4 ROSA 内置高灵敏度APD雪崩光电二极管,内置基于TFF自由空间光设计的DeMux光学解复用无源元件,该元件具有极低插损和温度适宜能力强的优势,全温范围过40KM光纤测试灵敏度可达-22dBm @ error free（零误码）
● 40G ER4 TOSA 采用准气密封装,内置4x 10G CWDM 非制冷DML激光器,采用TFF自由空光设计的Mux光学复用元器件,具有极低插损低和温度适宜能力强的优势。
● 功耗低,全温工作模块典型功耗小于3.0W
● 支持双速率 40GE和OTN OTU3
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