Generic QDD-400-2Q-CU Compatible 400G QSFP-DD DAC Breakout Cable (400G QSFP-DD to 2x 200G QSFP56, 0.5~2.5-meter, Passive)
Optcore’s 400G QSFP-DD DAC breakout cable offers a low-priced replacement for Generic QDD-400-2Q-CU 400G passive copper breakout cable without lowering the quality of your network connectivity. Instead of Generic, it is an OPTCORE 400G QSFP-DD DAC breakout cable produced by a third-party manufacturer. This 400G QSFP-DD DAC cable has been programmed and tested to be compatible with the original Generic QDD-400-2Q-CU 200G QSFP56 DACs. It is suited for interconnecting high-speed 400G networking applications such as servers, switches, data centers, high-performance computing networks, enterprise core, and distribution layers.
Features
• Connector A: 1x QSFP-DD 400Gbps Rated Connector (QSFP-DD MSA Compliant)
• Connector B: 2x QSFP56 200Gbps Rated Connector (QSFP56 MSA Compliant)
• Economically Links up a QSFP-DD port with an upstream 200GbE-QSFP56 Switch
• Supports aggregate data rates of 400Gbps (PAM4)
• Optimized construction to minimize insertion loss and cross talk
• Bridge the gap between your 200G and 400G capable switches/host adapters
• Reduced power budget and lower port cost compared to 400G optics and AOC
Specification
| OEM Part Number | QDD-400-2Q-CU-50CM QDD-400-2Q-CU-1M QDD-400-2Q-CU-2M QDD-400-2Q-CU-2.5M |
Optcore Part Number | QDD-2Q56-DAC05M-GEN QDD-2Q56-DAC1M-GEN QDD-2Q56-DAC2M-GEN QDD-2Q56-DAC2B-GEN |
| Form Factor | QSFP-DD DAC Breakout Cable | Data Rate | 400Gbps to 2x 200Gbps |
| Passive or actively equalized | Passive | Supply Voltage | 3.3V |
| Cable Length | 0.5~2.5 meter (1.6~8.2 ft) | Cable impedance | 100 Ω |
| Cable Type | Twinax Copper Cable | Wire Gauge | 28/30AWG |
| Minimum cable bend radius | 45~60 mm | Cable Jacket Type | PVC |
| Connector | QSFP-DD to 2x QSFP56 | Digital Diagnostic Monitoring | N/A |
| Environment | Operating: 0°C to 70°C Storage: -40°C to 85°C |
Weight | 0.6 kg |
| Application | Data centers, high-end servers Enterprise wiring closets |
Compliance | IEEE802.3cd InfiniBand EDR SFF-8436, RoHS |
Order Information
| QDD-2Q56-DAC05M-GEN | Generic QDD-400-2Q-CU-50CM Compatible 1.6ft (0.5M) 400G QSFP-DD to 2x 200G QSFP56 Passive Direct Attach Copper Breakout Cable |
| QDD-2Q56-DAC1M-GEN | Generic QDD-400-2Q-CU-1M Compatible 3ft (1m) 400G QSFP-DD to 2x 200G QSFP56 Passive Direct Attach Copper Breakout Cable |
| QDD-2Q56-DAC2M-GEN | Generic QDD-400-2Q-CU-2M Compatible 6ft (2m) 400G QSFP-DD to 2x 200G QSFP56 Passive Direct Attach Copper Breakout Cable |
| QDD-2Q56-DAC2B-GEN | Generic QDD-400-2Q-CU-3M Compatible 8ft (2.5m) 400G QSFP-DD to 2x 200G QSFP56 Passive Direct Attach Copper Breakout Cable |
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