Place of Origin:
Wuhan China
Brand Name:
Springtek
Certification:
ISO9001 RoHS FCC CE
Model Number:
S-QS40P007-C
40G QSFP+ to QSFP+ DAC Cable 7M
Ordering information
| Part Number | Product Description | Fiber Spec. |
| S-QS40P007-C | 40G QSFP+ DAC Cable 7M | 0~70℃ |
Description
Springtek 40G QSFP+ direct attach passive cable uses shielded high-speed differential cable, whichIt conforms to 40g Ethernet ieee802.3ba standard and sff-8436 qsfp+ standard, supports 40g transmission rate, and is also downward compatible with low rate applications. Qsfp+ passive cable is the preferred solution for 40g rate short distance application, which is widely used in data transmission between data center and cabinet or between adjacent cabinets.
Springtek 40G QSFP+ Its biggest characteristics are low cost, ultra-low power consumption (less than 0.1W) and high reliability.
Features
Applications
Recommended Operating Conditions
| Parameter | Symbol | Min | Typ | Max | Unit |
| Storage Ambient Temperature | -40 | +85 | °C | ||
| Operating Case Temperature | Tc | 0 | +70 | °C | |
| Power Supply Voltage | VCC3 | 3.14 | 3.3 | 3.47 | V |
| Power consumption | PD | 0.2 | W | ||
| Data Rate Per Lane | 1 | 41.2 | Gb/s |
High Speed Characteristics
| Performance | Symbol | Min | Typ | Max | Unit | Symbol |
| Differential Impedance | TDR | 90 | 100 | 110 | Ώ | |
| Insertion loss | SDD21 | -17.04 | dB | At 5.15625 GHz | ||
| Differential Return Loss | SDD11 | See 1 | dB | At 0.05 to 4.1 GHz | ||
| SDD22 | See 2 | dB | At 4.1 to 11.1 GHz | |||
| Differential to common-mode return loss | SCC11 |
|
-10 | dB | At 0.2 to 11.1GHz | |
| SCC22 | ||||||
|
Common-mode to common-mode output
|
SCD11 | -3 |
dB |
At 0.01 to 11.1 GHz | ||
| SCD22 | ||||||
|
Notes: 1. Reflection Coefficient given by equation SDD11(dB) < -12 + 2 × SQRT(f ), with f in GHz 2. Reflection Coefficient given by equation SDD11(dB) < -6.3 + 13 × log10(f/5.5), with f in GHz |
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