Multimode 25G SFP28 To SFP28 Active Optical Cable AOC 3M
25G SFP28 to SFP28 AOC Cable 3M
Ordering information
| Part Number | Product Description | Fiber Spec. |
| S-PP25A003-C | 25G SFP28 AOC Cable 3M | 0~70℃ |
Description
Springtek SFP28 Active Optical Cables are direct-attach fiber assemblies with SFP28 connectors. They are suitable for very short distances and offer a cost-effective way to connect within racks and across adjacent racks.
Springtek SFP28 Active Optical Cable’s length is up to 70 meters over OM3 MMF or 100 meters over OM4 MMF. This module is designed to operate over multimode fiber systems using a nominal wavelength of 850nm.
Features
- Hot-pluggable SFP28 cable ends
- Supports 25.78Gbps bit rate
- Maximum link length of 70m over OM3 MMF and 100m over OM4 MMF
- Operating environment temperature:0 ~ +70℃
- Low power consumption: <1W per end
- SFP28 housing with enhanced EMI shielding
- Single 3.3V power supply
- Flat, rubberized, LSZH cable
Applications
- 25GBASE-SR Ethernet
Standardl
- Compliant with SFF-8472
- Compliant with IEEE802.3by
- Compliant with SFF-8431
- RoHS complaint
Absolute Maximum Ratings
| Parameter | Symbol | Min | Max | Unit |
| Storage Temperature | Ts | -20 | +85 | °C |
| Operating Case Temperature | Tc | 0 | 70 | °C |
| Operating Humidity | RH | 0 | 85 | % |
| Supply Voltage | Vcc | -0.3 | 3.6 | V |
|
Note: Damage may occur if the transceiver is subjected to conditions beyond the limits. |
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Recommended Operating Conditions
| Parameter | Symbol | Min | Typical | Max | Unit |
| Operating Case Temperature | Tc | 0 | +70 | °C | |
| Supply Voltage | Vcc | 3.135 | 3.3 | 3.465 | V |
| Supply current | Icc | 300 | mA | ||
| Bit Rate | BR | 25.78125 | Gbps |
Transmitter
The following electrical characteristics are defined over the Recommended Operating Environment unless otherwise specified.
| Parameter | Symbol | Min | Typical | Max | Unit | Notes |
| Overload Differential Voltage pk-pk | TP1a | 900 | mV | |||
| Common Mode Voltage (Vcm) | TP1 | -350 | 2850 | mV | 2 | |
| Differential Termination Resistance Mismatch | TP1 | 10 | % | At 1MHz | ||
| Differential Return Loss(SDD11) | TP1 | See CEI-28G-VSR Equation 13-19 |
dB | |||
| Common Mode to Differential conversion and Differential toCommon Mode conversion(SDC11, SCD11) | TP1 | See CEI-28G-VSR Equation13-20 |
dB | |||
Stressed Input Test |
TP1a | See CEI-28G-SR Section13.3.11.2.1 |
Receiver
| Parameter | Symbol | Min | Typical | Max | Unit | Notes |
| Differential Voltage, pk-pk | TP4 | 900 | mV | |||
| Common Mode Voltage (Vcm) | TP4 | -350 | 2850 | mV | 2 | |
| Common Mode Noise, RMS | TP4 | 17.5 | mV | |||
| Differential Termination Resistance Mismatch | TP4 | 10 | % | At 1 MHz | ||
| Differential Return Loss(SDD22) | TP4 | See CEI-28G-VSR Equation13-19 |
dB | |||
| Common Mode to Differential conversion and Differential to Common Mode conversion(SDC22, SCD22) | TP4 | See CEI-28G-VSR Equation13-21 |
dB | |||
| Common Mode Return Loss(SCC22) | TP4 | -2 | dB | 3 | ||
| Transition Time, 20 to 80% | TP4 | 9.5 | ps | |||
| Vertical Eye Closure (VEC) | TP4 | 5.5 | dB | |||
| Eye Width at 10-15 probability(EW15) | TP4 | 0.57 | UI | |||
| Eye Height at 10-15 probability(EH15) | TP4 | 228 | mV | |||
| Notes: 1 Per terminal. 2. Vcm is generated by the host. Specification includes effects of ground offset voltage. 3. From 250MHz to 30GHz.. |
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