Skip to content 
Description
Features of qsfp56 200g sr4
- Supports 212.5Gb/s PAM4.
- Digital Diagnostics Monitoring Interface
- Built-in 200G PAM4 DSP
- Up to 100m reach over OM4 MMF with KRP4 FEC
- Hot PluggableQSFP56 form factor
- Uncooled 4 channels 850nm VCSEL array
- 4 channels PIN photo detector array
- Commercial operating case temperature range: 0~ 70ºC
- RoHS-6 Compliant
- Power dissipation<6W
- TDEC<4.5dB
- Single MPO-12 receptacle
Standard
- IEEE 802.3cd 200GE SR4
- QSFP MSA compliant
- Compliant to SFF-8636
Application
- Top of Rack (ToR) switch connection: Connect the server network card to the switch at the top of the cabinet;
- Interconnection between cabinets: In the same data center hall, when the distance is less than 100 meters, stack or spine connections of switches are used;
- Breakout mode: Through MPO to 4xLC branch jumper, split a 200G port into 4 50G ports, and connect low-speed devices.
Specification of qsfp56 200g sr4
| Absolute Maximum Ratings | ||||
| Parameter | Symbol | Min | Max | Unit |
| Storage Ambient Temperature | TSTG | -20 | 85 | ℃ |
| Operating Humidity | HO | 5 | 85 | % |
| Power Supply Voltage | Vcc | -0.3 | 3.6 | V |
| Signal Input Voltage | Vcc-0.3 | Vcc +0.3 | V | |
| Recommended Operating Conditions | |||||
| Parameter | Symbol | Min | Typical | Max | Unit |
| Operating Case Temperature | Tc | 0 | 70 | ℃ | |
| Power Supply Voltage | Vcc | 3.13 | 3.3 | 3.47 | V |
| Data Rate,each Lane（PAM4） | 53.125 | Gbps | |||
| Fiber Length 50/125μm core MMF | – | – | 100 | m | |
| Optical transmitter Characteristics | ||||||
| Parameter | Symbol | Min | Typical | Max | Unit | Notes |
| Launched Power (avg.) Per Lane | Pavg | -6.5 | 4 | dBm | ||
| Wavelength Range | λ0 | 840 | 850 | 860 | nm | |
| Spectral Width(-20dB) | ∆λ | 0.6 | nm | |||
| Extinction Ratio | ER | 3 | dB | |||
| Transmitter OFF Output Power | POff | -30 | dBm | |||
| Optical Modulation Amplitude(OMA outer) | OMA | -4 | 3 | dBm | ||
| Transmitter and dispersion eye closure(TDEC) | TDEC | 4.5 | dB | |||
| Optical receiver Characteristics | ||||||
| Parameter | Symbol | Min | Typical | Max | Unit | Notes |
| Receiver Wavelength Range | 840 | 850 | 860 | nm | ||
| Average Receiver Power Per Lane | -8.4 | 4 | dBm | |||
| Receiver Sensitivity Per Lane | Sen | -7 | dBm | 1 | ||
| Optical Power Input Overload | Pin-max | 4 | dBm | |||
| Receiver Reflectance | Rr | -12 | dB | |||
Ordering information
| Part. No | Specifications | ||||||||
| Pack | Rate (Gbps) | Tx (nm) | Po (dBm) | RX | Sen (dBm) | Temp (℃) | Reach (M) | DDM | |
| QSFP56-200G-SR4 | QSFP56 | 200G | VCSEL 850 | -6.5~4 | PIN | ＜-7 | 0~70 | 100 | Y |
