A 1 Gb/s PAM-8 Variable-Gain Transimpedance Amplifier (VG-TIA) in 180 nm CMOS Technology. - Fikriye Elif Karakuzu; Eray Kütük; Arda Yildiz; Irem Cömertoglu; Ali Dogus Güngördü; Mustafa Berke Yelten (SMACD, 2025)