A 13.5-mW 10-Gb/s 4-PAM Serial Link Transmitter in 0.13-µm CMOS Technology. - Bongsub Song; Kyunghoon Kim; Junan Lee; Jinil Chung; Youngjung Choi; Jinwook Burm (IEEE Trans. Circuits Syst. II Express Briefs, 2014)