A Co-Designed DC-Coupled 30-Gbps Burst-Mode Receiver and CDR with 3.2-ns Locking Time for Fast Optical Switching

Wang, XinXinWangCoudyzer, GertjanGertjanCoudyzerVandierendonck, AchimAchimVandierendonckCammarata, SimoneSimoneCammarataSingh, NishantNishantSinghPannier, TinusTinusPannierGovaerts, BrunoBrunoGovaertsGeeroms, WarreWarreGeeromsMeysmans, CaroCaroMeysmansYin, XinXinYinBauwelinck, JohanJohanBauwelinckTorfs, GuyGuyTorfs2026-05-282026-05-282025979-8-3315-9532-6nahttps://imec-publications.be/handle/20.500.12860/59461The O-band receiver locks in 3.2 ns (strong) and 4.6 ns (weak) with 3-dB inter-burst power variation and 25 ns guard intervals at −6.75/−9.75 dBm. In 4440 bursts, 97.8% show locking time under 5 ns, and 99.4% have BER <2 E-3 over 170 ns payloads.engA Co-Designed DC-Coupled 30-Gbps Burst-Mode Receiver and CDR with 3.2-ns Locking Time for Fast Optical SwitchingProceedings paper10.1109/ecoc66593.2025.11263367WOS:001680185000445