标准光 ？
25Gb/s SFP28 CWDM 40km 光 ？(中文版)
Description
25Gb/s SFP28 CWDM 40km 光 ？(中文版)
产品形貌
F-tone Networks的FTCS-C3325G-40Dxx 25Gb/s SFP28光 ？橛晌甯霾糠肿槌桑篖D驱动器、限幅放大器、数字诊断监视器、CWDM DFB激光器和APD光电探测器。 ？槭萘绰烦ご20km，接纳9/125um单模光纤。
？楣庋连为双工LC，应与SFP+28Gbps兼容，并向后兼容古板10G SFP+可插拔。SFP28 CWDM LR ？槭且桓鏊蜃氨，在统一物理封装中具有发射器和吸收器以及控制治理接口（2线接口）。2线接口用于串行ID、数字诊断和 ？榭刂乒π。
发射器将25Gbit/s串行PECL或CML电数据转换为切合25GBASE-LR标准的串行光学数据。提供了开放集电极兼容的传输禁用（TxDis）。逻辑“1”或该引脚上没有毗连将榨取激光器传输。此引脚上的逻辑“0”提供正常操作。变送用具有内部自动功率控制回路（APC），以确保在电源电压和温度转变时代输出恒定的光功率。提供了一个与集电极开路兼容的传输故障（TxFault）。TXFault是 ？槭涑龃サ，当该触点为高电平时，体现 ？楸渌推饕鸭觳獾接爰す獠僮骰蚯寰蚕喙氐墓收献刺。TXFault输出触点为开路漏极/集电极，应使用4.7-10 kΩ规模内的电阻器将其拉至主机中的VccHost。TXDisable是一个 ？槭淙氪サ。当TX_Disable被断言为高电平或坚持开路时，SFP28 ？楸渌推魇涑鲇乇。该触点应通过4.7 kΩ至10 kΩ的电阻器拉高至VccT
吸收器将25Gbit/s的串行光学数据转换为串行PECL/CML电数据。提供了集电极开路兼容的信号消耗。RxLOS当为高时体现光信号电平低于相关标准中划定的电平。RxLOS触点为开路漏极/集电极输出，应通过4.7-10 kΩ规模内的电阻器或有源终端将其拉至主机中的VccHost。建议对发射机和吸收机举行电源滤波。RxLOS信号旨在作为装置SFP28的系统的吸收信号强度低于指定规模的起源指示。这种指示通常指向未装置的电缆、断裂的电缆，或电缆远端的禁用、故障或断电变送器。
产品特征
● 高达25.78Gb/s的数据链路
● CWDM DFB激光器和APD吸收机
● 9/125um SMF上可达40km
● 热插拔SFP占地面积
● 支持数字监控接口
● 1级激光清静认证
● 经济高效的SFP28解决计划，实现更高的端口密度和更大的带宽
● 切合RoHS-10标准且无铅
● 单路+3.3V电源
● 用于治理规范的2线接口，切合SFF-8472用于光学光 ？榈氖终锒霞嗖饨涌
● 全金属外壳提供卓越的EMI性能
● 外壳事情温度
商业级：0~+70℃
拓展：-10～+80℃
工业级：-40～+85℃
产品应用
● 高速存储区域网络
● 盘算机集群交织毗连
● 自界说高速数据管道
● 机架间毗连
产品尺寸
产品形貌
|
产品型号 |
速率 (Gb/s) |
|
传输距离(km) |
温度规模 (℃) (级别) |
|
FTCS-C3325G-40D |
25.78 |
1270~1370 |
40 |
0~70 commercial |
|
FTCS-C3325G-40DE |
25.78 |
1270~1370 |
40 |
-10~80 Extended |
|
FTCS-C3325G-40DI |
25.78 |
1270~1370 |
40 |
-40~85 Industrial |
乐天堂 | F-tone Networks
企业邮箱：sales@f-tone.com
企业网站：www.f-tone.com
企业网站：www.sfpgmk.com
企业电话：028-85255257
企业传真：028-85977702
注：本产品有天下产化型号可选
本产品为SFP CWDM系列光 ？，若有需要，请联系乐天堂。
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.
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