36.7 A 1.54pJ/b 64Gb/s 16-QAM Intradyne Coherent Optical Receiver in 28nm CMOS. - Ahmed E. AbdelRahman; Mohamed Badr Younis; Mohamed Osama Selim; Mohamed Saad Aly; Mahmoud A. Khalil; Pavan Kumar Hanumolu (ISSCC, 2025)