23.2 A 5Gb/s/pin 8Gb LPDDR4X SDRAM with power-isolated LVSTL and split-die architecture with 2-die ZQ calibration scheme. - Chang-Kyo Lee; Yoon-Joo Eom; Jin-Hee Park; Junha Lee; Hye-Ran Kim; Kihan Kim; Young Choi; Ho-Jun Chang; Jonghyuk Kim; Jong-Min Bang; Seungjun Shin; Hanna Park; et al. (ISSCC, 2017)

A 7.5Gb/s/pin LPDDR5 SDRAM With WCK Clocking and Non-Target ODT for High Speed and With DVFS, Internal Data Copy, and Deep-Sleep Mode for Low Power. - Kyung-Soo Ha; Chang-Kyo Lee; Dongkeon Lee; Daesik Moon; Jin-Hun Jang; Hyong-Ryol Hwang; Hyung-Joon Chi; Junghwan Park; Seungjun Shin; Dukha Park; Sang-Yun Kim 001; Sukhyun Lim; et al. (ISSCC, 2019)