QSFP28-100G-CW4 100G Module CWDM
Optical SFP Module
100Gbps QSFP28 Transceiver, CWDM4, 2KM
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QSFP28-100G-CW4
100Gbps QSFP28 Transceiver, CWDM4, 2KM
Features
- Transmission data rate up to 26Gbps per channel
- 4 channels full-duplex transceiver modules
- 4 x 26Gb/s DFB-based CWDM uncooled transmitter
- 4 channels PIN ROSA
- Internal CDR circuits on both receiver and transmitter channels
- Duplex LC receptacle
- Maximum link length of 2km for SMF
- Hot Pluggable QSFP28 form factor
- Real Time Digital Diagnostic Monitoring
- Maximum power consumption 3.5W
- Single +3.3V power supply
- Compatible with RoHS
- Commercial operating case temperature: 0 to +70°C
Application
- Data Center Interconnect
- 100G CWDM4 applications
- Infiniband EDR interconnects
- Enterprise networking
Standard
- Compliant withIEEE 802.3bm
- Compliant with QSFP28 MSA
- Compliant withSFF-8436
Absolute Maximum Ratings
| Parameter | Symbol | Min | Max | Unit |
| Power Supply Voltage | Vcc | -0.3 | 4 | V |
| Signal Input Voltage | Vcc-0.3 | Vcc +0.3 | V | |
| Damage Threshold, each Lane | TH | 5.5 | dBm | |
| Storage Temperature | Ts | -40 | +85 | °C |
| Operating Humidity | – | 5 | 95 | % |
Recommended Operating Conditions
| Parameter | Symbol | Min | Typical | Max | Unit |
| Operating Case Temperature | Tc | 0 | 70 | ℃ | |
| Power Supply Voltage | Vcc | 3.135 | 3.3 | 3.465 | V |
| Power Supply Current | Icc | 1060 | mA | ||
| Data Rate,each Lane | 25.78125 | Gbps | |||
| Link Distance with SMF | D | 2 | km |
Optical and Electrical Characteristics
| Optical transmitter Characteristics | |||||||
| Parameter | Symbol | Min | Typical | Max | Unit | Notes | |
| Launched Power (avg.) | Pavg | -6.5 | 2.5 | dBm | |||
| Total Output. Power | Pout | 8.5 | dBm | ||||
| OMA, each Lane | POMA | -4 | 2.5 | dBm | |||
| TDP, each Lane | TDP | 3 | dB | ||||
| Wavelength Assignment | λ0 | 1264.5 | 1271 | 1277.5 | nm | ||
| λ1 | 1284.5 | 1291 | 1297.5 | ||||
| λ2 | 1304.5 | 1311 | 1317.5 | ||||
| λ3 | 1324.5 | 1331 | 1337.5 | ||||
| Spectral Width(-20dB) | ∆λ | 1 | nm | ||||
| Side Mode Suppression Ratio | SMSR | 30 | dB | ||||
| Extinction Ratio | ER | 3 | dB | ||||
| Transmitter OFF Output Power | POff | -30 | dBm | ||||
| Differential Line Input Impedance | RIN | -130 | Ohm | ||||
| Output Eye Mask definition
{X1, X2, X3, Y1, Y2, Y3} |
{0.31, 0.4, 0.45, 0.34, 0.38, 0.4} | ||||||
| Output Eye Diagram | Compliant with IEEE802.3ae eye mask | ||||||
| Optical receiver Characteristics | |||||||
| Parameter | Symbol | Min | Typical | Max | Unit | Notes | |
| Receiver Sensitivity | S | -10.0 | dBm | 1 | |||
| Stressed Receiver Sensitivity
(OMA), each Lane |
-7.3 | dBm | |||||
| Average Receive Power, each
lane |
-11.5 | 2.5 | dBm | ||||
| Receive Power (OMA),
each lane |
2.5 | dBm | |||||
| Receiver Electrical 3 dB upper Cutoff Frequency, each Fc Lane | FC | 31 | GHz | ||||
| Optical Power Input Overload | Pin-max | 4.5 | dBm | ||||
| LOS | Optical De-assert | Pd | -14 | dBm | |||
| Optical Assert | Pa | -16 | |||||
| LOS Hysteresis | LOSH | 0.5 | 2 | dB | |||
| Vertical Eye Closure Penalty | VECP | 1.9 | dB | ||||
| Stressed Eye J2 Jitter | J2 | 0.33 | UI | ||||
| Stressed Eye J4 Jitter | J4 | 0.48 | UI | ||||
Notes:
- Measured with a PRBS 231-1 test pattern, @25.78Gb/s, BER<10-12.
Ordering information
| Part. No | Specifications | ||||||||
| Pack | Rate
(Gbps) |
Tx
(nm) |
Po
(dBm) |
RX | Sen
(dBm) |
Temp
(℃) |
Reach
(km) |
DDM | |
| QSFP28-100G-CWDM | QSFP28 | 100G | DFB
CWDM |
-6.2~2.5 | PIN | <-10.0 | 0~70 | 2 | Y |
