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QSFP+ Direct Attach Cables are compliant with the SFF-8436 specifications. SFP+ Direct Attach Cables are compliant with the SFF-8431, SFF-8432 and SFF-8472 specifications. Various choices of wire gauge are available from 30 to 24 AWG with various choices of cable length (up to 7m).
| Number of Lanes | Tx& Rx |
| Channel Data Rate | 10.3125 Gbps |
| Operating Temperature | 0 to + 70°C |
| Storage Temperature | -40 to + 85°C |
| Supply Voltage | 3.3 V nominal |
| Electrical Interface |
38 pins edge connector(QSFP+) 20 pins edge connector(SFP+) |
| Management Interface | Serial, I^2 C |
| Parameter | Symbol | Min | Typ. | Max. | Notes |
| Differential Impedance | Zd | 90Ω | 100Ω | 110Ω | |
| Differential Input Return Loss | SDDXX | <-12+2* SQRT (f) with f in GHz | 0.01~4.1GHz | ||
|
<-6.3+13* Log10/(f/5.5) with f in GHz |
4.1~11.1GHz | ||||
| Common Mode Output Return Loss | SCCXX | < -7+1.6*f with f in GHz | 0.01~2.5GHz | ||
| -3 | 2.5~11.1GHz | ||||
| Difference Waveform Distortion Penalty | dWDPc | 6.75 | |||
| VMA Loss | L | 4.4 | |||
| VMA Loss to Crosstalk Ratio | VCR | 3.25 |
