Cisco 思科 QDD-400G-SR8-S 相容 PAM4 QSFP-DD 光纖模組 400GBASE-SR8 400Gbps 850nm 多模 MTP/MPO-16 APC 100m DOM
Cisco 思科 QDD-400G-SR8-S 相容光纖收發模組, 主要應用於 400GBASE Ethernet 乙太網路, 是一種 400Gbps 並行傳輸雙倍密度四通道小型可插拔式 QSFP-DD 模組. QSFP-DD SR8 在啟用了主機端 FEC 糾錯功能下, 採用 850nm 的光波波長, 提供了高達 400Gb/s 的資料傳輸性能, 多模光纖 (MMF) OM4 達 100 公尺; OM3 達 70 公尺. 此模組完全相容於多源協議 QSFP-DD Multi-Source Agreement (MSA), IEEE 802.3cm 400GBASE-SR8 及 IEEE 802.3bs 400GAUI-8 產業規範. 電信號介面為 MSA 相容之 76-pin 金手指板端連接器, 光纖連接介面為 MTP/MPO-16 APC 接口. 全雙工 QSFP-DD 光纖模組以八路光纖 53.125 Gbps PAM4 獨立差動信號對的發射端與接收端信號型式聚合為 400 Gbps 總資料傳輸率. 內建數位診斷監控功能 (DDM/DOM), 提供使用者以 2-wire 通信介面 (TWI/I2C) 對模組狀態進行實時的查詢. 出廠時, 針對客戶應用環境的網路設備品牌, 進行相容性寫碼, 使其性能完全等效於原廠 Cisco 思科 QDD-400G-SR8-S 收發模組.
產品特色
- 產品功能等同於 Cisco 思科 型號 QDD-400G-SR8-S
- 可熱插拔 QSFP-DD 光纖模組
- 總聚合傳輸速率達 400Gbps
- 8 通道 850nm VCSEL 雷射
- 8 通道 PIN 光二極體
- MTP/MPO-16 APC 光纖連接口
- 在主機 FEC 糾錯功能啟用下, 互連距離可達 OM4 100m, OM3 70m
- 8x 53.125Gbps PAM4 重定時 400GUAI-8 電信號介面
- 可以 2-wire 通信介面 (TWI/I2C) 讀取模組 DDM/DOM 內容.
- 3.3V 單一電壓供電
- 功率消耗 < 10W
- 商規應用溫度, 模組外殼表面介於 0 to 70°C
- 符合多源協議 QSFP-DD MSA, CMIS
- 符合產業規範 IEEE 802.3cm 400GBASE-SR8
- 符合安規要求 RoHS, REACH, CE, FCC 標準
應用領域
- 400G Ethernet 乙太網路
- Data Center 資料中心
主要規格
Cisco 思科 對應相容型號 | QDD-400G-SR8-S | 外殼型態 | QSFP-DD |
最高速率 | 400Gbps | 最遠距離 | 100m (328ft) @OM4, 70m (230ft) @OM3 |
光波波長 | 850nm | 連接介面 | MTP/MPO-16 APC |
數位監控 (DDM/DOM) | Support | 傳輸媒介 | MMF |
雷射種類 | 8x VCSEL | 光二極體 | PIN |
發射功率 | -6 to 4dBm | 接收靈敏度 | < -7.9dBm |
消光比 | 3dB | 接收飽和功率 | 4dBm |
Transmitter and Dispersion Eye Closure Quaternary | 4.5dB | 功率預算 | 1.9dB |
光電封裝 | COB Packaging | 信號調節 | DSP for TX and RX |
電信號 | 8x50G | 光信號 | 8x50G |
調變種類 | PAM4 | Host FEC | Support |
功率消耗 | 10W | 商用溫度 | 0 to 70°C (32 to 158°F) |
曙曜科技為使用者提供高性價比的替代方案. 諸如下表等多種 Cisco 思科 網路設備, 皆有對應相容高速互連產品. 歡迎您諮詢.
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商品評價
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