Progress on High-Speed 980 nm VCSELs for Short-Reach Optical Interconnects
Figure 5
Eye diagrams at 20 and 25 Gbit/s and temperatures of 25 and 85°C with corresponding driving currents and signal to noise ratios in a BTB configuration with (27 − 1) PRBS in a NRZ format (a) and bit error rates at the bit rate of 25 Gbit/s at 25 and 85°C at the current of 12 mA for a BTB, NRZ, (27 − 1) PRBS configuration (b) for a VCSEL with 10 μm-diameter oxide aperture.
