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High-speed Optical Engines for Data Centers
400G DR4 / FR4 Silicon Photonic Hybrid Integrated Chip
Based on CMOS process, the silicon photonic chips with the advantages of high bandwidth,high speed,low power consumption and low cost.
Product details:
4 channels 4*100Gbps Mach-Zehnder Si-based hybrid integrated modulator
Operating Wavelength 1290nm-1330nm
High bandwidth response
Low half-wave voltage
Low modulation chirp
Small size
Performance:
Optical-electric performance
| Parameter* | unit | Min | Typ | Max |
|---|---|---|---|---|
| EO bandwidth¹ | GHz | 40 | 45 | 50 |
| Electrical Return Loss¹ | dB | -20 | -15 | -10 |
| Vπ | V | - | 2.0 | 2.8 |
| RF matching resistance | Ω | - | 40 | - |
| Operating wavelength | nm | 1290 | 1310 | 1330 |
| Coupling IL² | dB | 8.0 | 10.0 | 11.0 |
| Optical Loss on chip² | dB | 1.5 | 2.5 | 3.0 |
| ER | dB | 18 | 22 | 25 |
| Optical Return Loss | dB | -40 | -45 | - |
Other
| Coupling type² ³ | Grating Coupling(also edge coupling according to customer's requirement) |
| Input/output fiber type | 1310nm PM fiber |
| Chip dimension | 15.9mm * 4.9mm |
| Chip thickness | 725+/-15 μm |
| Operating temp | 0-50° |
¹ Bandwidth testing result with high frequency probe
² Currently using grating coupling, [1 input/4 outputs(1X4) type] transmission loss in one channel is 15dB (Optical Source Power: +18dBm, Output Power: +3dBm), [independent 4 channels type] transmission loss in one channel is 8.5dB；
³ According customer’s requirement, the end coupling could be applied, [1 input/4 outputs(1X4) type] transmission loss in one channel is 11.6dB (Optical Source Power: +18dBm, Output Power: +6.4dBm), [independent 4 channels] transmission loss in one channel is 5.1dB；
