The Hermesys HydraX™ 100G SR4 Active Optical Cable is a QSFP28 active optical cable with integrated transceivers on both ends, purpose-built for high-density, high-speed data center interconnects. Its optical design overcomes the reach and EMI limitations of passive copper cabling while keeping installation as simple as a standard cable connection.
Key Features and Benefits
- Supports 100GBASE-SR4/EDR applications at 25.78125Gbps per lane
- Compliant to QSFP28 Electrical MSA SFF-8636
- Multi-rate operation from 10.3125Gbps up to 25.78125Gbps
- +3.3V single power supply
- Low power consumption, ≤3.0 W power dissipation
- Hot-pluggable QSFP28 footprint
- Commercial operating case temperature: 0°C to +70°C
- RoHS compliant
- UL certification available
- Available in lengths from 1m to 99m
Typical Applications
- 100GBASE-SR4 Data Center Interconnects
- InfiniBand QDR/EDR Networks
- High-Speed Server and Switch-to-Switch Links
- Other 100G Optical Link Applications
Reference Standard
- SFF-8636
- RoHS
- UL Certification
Technical Data
Part Number
COL-851HG-xxxC
Design Reference
SFF-8636
Ứng dụng
100GBASE-SR4 at 25.78125Gbps per lane; InfiniBand QDR, EDR and other optical links
Bit Rate
10.3125 – 25.78125 Gbps
Power Supply Voltage
+3.3V single supply (3.14V – 3.47V)
Power Dissipation
≤ 3.0 W
Operating Case Temperature
0°C to +70°C (Commercial)
Storage Temperature
-10°C to +85°C
Tiêu Chuẩn Tuân Thủ
QSFP28 Electrical MSA SFF-8636; RoHS compliant; UL certification (optional)
Cable Length Options
1m – 99m (xxx in COL-851HG-xxxC = length in meters)
General Specification
| Parameter |
Symbol |
Min. |
Typ. |
Max. |
Unit |
Notes |
| Absolute Maximum Ratings |
| Điện Áp Cấp Nguồn |
Vcc3 |
-0.5 |
– |
+3.6 |
V |
– |
| Storage Temperature |
Ts |
-10 |
– |
+85 |
°C |
– |
| Operating Humidity |
RH |
+5 |
– |
+85 |
% |
1 |
| Recommended Operating Conditions |
| Operating Case Temperature |
Tc |
0 |
– |
+70 |
°C |
– |
| Power Supply Voltage |
Vcc |
3.14 |
3.3 |
3.47 |
V |
– |
| Power Dissipation |
Pd |
– |
– |
3.0 |
W |
1 |
| Bit Rate |
BR |
10.3125 |
25.78125 |
– |
Gbps |
– |
Electrical Characteristics
| Parameter |
Symbol |
Min. |
Typ. |
Max. |
Unit |
Notes |
| Transmitter Electrical Characteristics |
| Differential Data Input Swing |
Vout |
200 |
– |
1000 |
mV |
– |
| Input Differential Impedance |
ZD |
90 |
100 |
110 |
Ω |
– |
| ModSelL |
Module Select |
VOL |
VEE-0.3 |
– |
0.4 |
V |
– |
| Module Unselect |
VOH |
2.0 |
– |
Vcc+0.3 |
V |
– |
| LPMode |
Low Power Mode |
VIL |
VEE-0.3 |
– |
0.8 |
V |
– |
| Normal Operation |
VIH |
2.0 |
– |
Vcc+0.3 |
V |
2 |
| ResetL |
Đặt Lại |
VIL |
VEE-0.3 |
– |
0.8 |
V |
– |
| Normal Operation |
VIH |
2.0 |
– |
Vcc+0.3 |
V |
– |
| Receiver Electrical Characteristics |
| Differential Data Output Swing |
Vin,P-P |
200 |
– |
1000 |
mVPP |
– |
| Output Differential Impedance |
ZD |
90 |
100 |
110 |
Ω |
– |
| ModPrsL |
Normal Operation |
VOL |
VEE-0.3 |
– |
0.4 |
V |
– |
| IntL |
Interrupt |
VOL |
VEE-0.3 |
– |
0.4 |
V |
– |
| Normal Operation |
VOH |
2.0 |
– |
Vcc+0.3 |
V |
– |
| Bit Error Rate |
BER |
– |
– |
E-12 |
– |
1 |
Note: 1. PRBS2^31-1 @ 25.78125Gbps