A 1.01-V 8.5-Gb/s/pin 16-Gb LPDDR5x SDRAM With Advanced I/O Circuitry for High-Speed and Low-Power Applications.

Yonghun Kim Yong-Hun Kim Yong Hun Kim Yonghun Kim 0001 Chungnam National University, School of Mechanical Engineering, Daejeon, Korea Korea Advanced Institute of Science and Technology (KAIST), Eco-Friendly and Smart Vehicles Center, Department of Mechanical Engineering, Daejeon, Korea https://orcid.org/0000-0001-6212-4517 Yonghun Kim 0002 Gwangju Institute of Science and Technology, School of Electrical Engineering and Computer Science, Korea https://orcid.org/0000-0001-5472-5961 Yonghun Kim 0003 Yong Hun Kim 0003 Chung-Ang University, School of Computer Science and Engineering, Seoul, Korea https://orcid.org/0000-0003-0289-8179 Yonghun Kim 0004 Yong Hun Kim 0004 Sejong University, School of Intelligent Mechatronics Engineering, Intelligent Navigation and Control Systems Laboratory (iNCSL), Seoul, Korea https://orcid.org/0000-0003-1855-0935 Yonghun Kim 0003 Yong Hun Kim 0003 Chung-Ang University, School of Computer Science and Engineering, Seoul, Korea https://orcid.org/0000-0003-0289-8179 Yonghun Kim 0004 Yong Hun Kim 0004 Sejong University, School of Intelligent Mechatronics Engineering, Intelligent Navigation and Control Systems Laboratory (iNCSL), Seoul, Korea https://orcid.org/0000-0003-1855-0935

Hyun-A. Ahn Yoo-Chang Sung Yong-Hun Kim Janghoo Kim Kihan Kim Dong-Hun Lee Young-Gil Go Jae-Woo Lee Jae-Woo Jung Yong-Hyun Kim Garam Choi Jun-Seo Park Bo-Hyeon Lee Jin-Hyeok Baek Daesik Moon Joo-Youn Lim Daihyun Lim Seung-Jun Bae Tae-Young Oh A 1.01-V 8.5-Gb/s/pin 16-Gb LPDDR5x SDRAM With Advanced I/O Circuitry for High-Speed and Low-Power Applications. 3479-3487 2024 October 59 IEEE J. Solid State Circuits 10 https://doi.org/10.1109/JSSC.2024.3396615 db/journals/jssc/jssc59.html#AhnSKKKLGLJKCPLBMLLBO24 streams/journals/jssc

Daewoong Lee Jaehyeok Baek Hye-Jung Kwon Daehyun Kwon Chulhee Cho Sang-Hoon Kim Donggun An Chulsoon Chang Unhak Lim Jiyeon Im Wonju Sung Hye-Ran Kim Sun-Young Park Hyoung-Joo Kim Ho-Seok Seol Juhwan Kim Jung-Bum Shin Gil-Young Kang Yong-Hun Kim Sooyoung Kim Wansoo Park Seok-Jung Kim Chan-Yong Lee Seungseob Lee TaeHoon Park Chi-Sung Oh Hyodong Ban Hyungjong Ko Hoyoung Song Tae-Young Oh SangJoon Hwang 0001 Kyung Suk Oh Jung-Hwan Choi Jooyoung Lee A 16-Gb T-Coil-Based GDDR6 DRAM With Merged-MUX TX, Optimized WCK Operation, and Alternative-Data-Bus Achieving 27-Gb/s/Pin in NRZ. 279-290 2023 58 IEEE J. Solid State Circuits 1 https://doi.org/10.1109/JSSC.2022.3222203 db/journals/jssc/jssc58.html#LeeBKKCKACLISKP23

Jongwon Yoon Woong-Ki Hong Yonghun Kim Seung-Young Park 0002 Nanostructured Vanadium Dioxide Materials for Optical Sensing Applications. 6715 2023 August 23 Sensors 15 https://doi.org/10.3390/s23156715 db/journals/sensors/sensors23.html#YoonHKP23

Hyun-A. Ahn Yoo-Chang Sung Yong-Hun Kim Janghoo Kim Kihan Kim Donghun Lee Young-Gil Go Jae-Woo Lee Jae-Woo Jung Yong-Hyun Kim Garam Choi Jun-Seo Park Bo-Hyeon Lee Jin-Hyeok Baek Daesik Moon Daihyun Lim Seung-Jun Bae Young-Soo Sohn Changsik Yoo Tae-Young Oh A 1.01V 8.5Gb/s/pin 16Gb LPDDR5x SDRAM with Self-Pre-Emphasized Stacked-Tx, Supply Voltage Insensitive Rx, and Optimized Clock Using 4th-Generation 10nm DRAM Process for High-Speed and Low-Power Applications. 1-4 2023 A-SSCC https://doi.org/10.1109/A-SSCC58667.2023.10348005 conf/asscc/2023 db/conf/asscc/asscc2023.html#AhnSKKKLGLJKCPLBMLBSYO23 Daewoong Lee Hye-Jung Kwon Daehyun Kwon Jaehyeok Baek Chulhee Cho Sanghoon Kim Donggun An Chulsoon Chang Unhak Lim Jiyeon Im Wonju Sung Hye-Ran Kim Sun-Young Park Hyoungjoo Kim Ho-Seok Seol Juhwan Kim Junabum Shin Kil-Youna Kang Yong-Hun Kim Sooyoung Kim Wansoo Park Seok-Jung Kim Chanyong Lee Seungseob Lee TaeHoon Park Chi Sung Oh Hyodong Ban Hyungjong Ko Hoyoung Song Tae-Young Oh SangJoon Hwang 0001 Kyung Suk Oh Jung-Hwan Choi Jooyoung Lee A 16Gb 27Gb/s/pin T-coil based GDDR6 DRAM with Merged-MUX TX, Optimized WCK Operation, and Alternative-Data-Bus. 446-448 2022 ISSCC https://doi.org/10.1109/ISSCC42614.2022.9731614 conf/isscc/2022 db/conf/isscc/isscc2022.html#LeeKKBCKACLISKP22 Dae-Hyun Kim 0003 Byungkyu Song Hyun-A. Ahn Woongjoon Ko Sung-Geun Do Seokjin Cho Kihan Kim Seung-Hoon Oh Hye-Yoon Joo Geuntae Park Jin-Hun Jang Yong-Hun Kim Donghun Lee Jaehoon Jung Yongmin Kwon Youngjae Kim Jaewoo Jung Seongil O Seoulmin Lee Jaeseong Lim Junho Son Jisu Min Haebin Do Jaejun Yoon Isak Hwang Jinsol Park Hong Shim Seryeong Yoon Dongyeong Choi Jihoon Lee Soohan Woo Eunki Hong Junha Choi Jae-Sung Kim Sangkeun Han Jong-Min Bang Bokgue Park Jang-Hoo Kim Seouk-Kyu Choi Gong-Heum Han Yoo-Chang Sung Wonil Bae Jeong-Don Lim Seungjae Lee Changsik Yoo Sang Joon Hwang 0001 Jooyoung Lee A 16Gb 9.5Gb/S/pin LPDDR5X SDRAM With Low-Power Schemes Exploiting Dynamic Voltage-Frequency Scaling and Offset-Calibrated Readout Sense Amplifiers in a Fourth Generation 10nm DRAM Process. 448-450 2022 ISSCC https://doi.org/10.1109/ISSCC42614.2022.9731537 conf/isscc/2022 db/conf/isscc/isscc2022.html#KimSAKDCKOJPJKL22 Yong-Hun Kim Hyung-Jin Kim Jaemin Choi Min-Su Ahn Dongkeon Lee Seung-Hyun Cho Dong-Yeon Park Young-Jae Park Min-Soo Jang Yong-Jun Kim Jinyong Choi Sung-Woo Yoon Jae-Woo Jung Jae-Koo Park Jae-Woo Lee Dae-Hyun Kwon Hyung-Seok Cha Si-Hyeong Cho Seong-Hoon Kim Jihwa You Kyoung-Ho Kim Dae-Hyun Kim 0003 Byung-Cheol Kim Young-Kwan Kim Jun-Ho Kim Seouk-Kyu Choi Chanyoung Kim Byongwook Na Hye-In Choi Reum Oh Jeong-Don Ihm Seung-Jun Bae Nam Sung Kim Jung-Bae Lee 25.2 A 16Gb Sub-1V 7.14Gb/s/pin LPDDR5 SDRAM Applying a Mosaic Architecture with a Short-Feedback 1-Tap DFE, an FSS Bus with Low-Level Swing and an Adaptively Controlled Body Biasing in a 3<sup>rd</sup>-Generation 10nm DRAM. 346-348 2021 ISSCC https://doi.org/10.1109/ISSCC42613.2021.9366050 conf/isscc/2021 db/conf/isscc/isscc2021.html#KimKCALCPPJKCYJ21

Daewoong Lee Dongil Lee Yong-Hun Kim Hyun-Kyu Jeon Byung-Guk Kim Lee-Sup Kim A 10.8 Gb/s Quarter-Rate 1 FIR 1 IIR Direct DFE With Non-Time-Overlapping Data Generation for 4: 1 CMOS Clockless Multiplexer. 67-71 2020 67-II IEEE Trans. Circuits Syst. II Express Briefs 1 https://doi.org/10.1109/TCSII.2019.2901666 https://www.wikidata.org/entity/Q128316532 db/journals/tcas/tcasII67.html#LeeLKJKK20

Young-Ju Kim 0001 Hye-Jung Kwon Su-Yeon Doo Min-Su Ahn Yong-Hun Kim Yong Jae Lee Dong-Seok Kang Sung-Geun Do Chang-Yong Lee Gun-hee Cho Jae-Koo Park Jae-Sung Kim Kyung-Bae Park Seung-Hoon Oh Sang-Yong Lee Ji-Hak Yu Ki-Hun Yu Chul-Hee Jeon Sang-Sun Kim Hyun-Soo Park Jeong-Woo Lee Seung-Hyun Cho Keon-Woo Park Yong-Jun Kim Young-Hun Seo Chang-Ho Shin Chan-Yong Lee Sam-Young Bang Youn-Sik Park Seouk-Kyu Choi Byung-Cheol Kim Gong-Heum Han Seung-Jun Bae Hyuk-Jun Kwon Jung-Hwan Choi Young-Soo Sohn Kwang-Il Park Seong-Jin Jang 0002 Gyo-Young Jin A 16-Gb, 18-Gb/s/pin GDDR6 DRAM With Per-Bit Trainable Single-Ended DFE and PLL-Less Clocking. 197-209 2019 54 IEEE J. Solid State Circuits 1 https://doi.org/10.1109/JSSC.2018.2883395 https://www.wikidata.org/entity/Q128690047 db/journals/jssc/jssc54.html#KimKDAKLKDLCPKP19

Chongsoo Jung Dongil Lee Yong-Hun Kim Daewoong Lee Lee-Sup Kim A 12 Gb/s 1.59 mW/Gb/s Input-Data-Jitter-Tolerant Injection-Type CDR With Super-Harmonic Injection-Locking in 65-nm CMOS. 1972-1976 2019 66-II IEEE Trans. Circuits Syst. II Express Briefs 12 https://doi.org/10.1109/TCSII.2019.2898647 db/journals/tcas/tcasII66.html#JungLKLK19

Daewoong Lee Dongil Lee Yong-Hun Kim Lee-Sup Kim A 0.9-V 12-Gb/s Two-FIR Tap Direct DFE With Feedback-Signal Common-Mode Control. 724-728 2019 27 IEEE Trans. Very Large Scale Integr. Syst. 3 https://doi.org/10.1109/TVLSI.2018.2882606 https://www.wikidata.org/entity/Q128829378 db/journals/tvlsi/tvlsi27.html#LeeLKK19

Daewoong Lee Dongil Lee Yong-Hun Kim Lee-Sup Kim A 0.87 V 12.5 Gb/s Clock-Path Feedback Equalization Receiver with Unfixed Tap Weighting Property in 65 nm CMOS. 196- 2019 VLSI Circuits https://doi.org/10.23919/VLSIC.2019.8777968 conf/vlsic/2019 db/conf/vlsic/vlsic2019.html#LeeLKK19

Yong-Hun Kim Dongil Lee Daewoong Lee Lee-Sup Kim A 10-Gb/s Reference-Less Baud-Rate CDR for Low Power Consumption With the Direct Feedback Method. 1539-1543 2018 65-II IEEE Trans. Circuits Syst. II Express Briefs 11 https://doi.org/10.1109/TCSII.2017.2758923 db/journals/tcas/tcasII65.html#KimLLK18

Dongil Lee Yong-Hun Kim Daewoong Lee Lee-Sup Kim A 0.65-V, 11.2-Gb/s Power Noise Tolerant Source-Synchronous Injection-Locked Receiver With Direct DTLB DFE. 1564-1568 2018 65-II IEEE Trans. Circuits Syst. II Express Briefs 11 https://doi.org/10.1109/TCSII.2017.2764122 db/journals/tcas/tcasII65.html#LeeKLK18

Young-Ju Kim 0001 Hye-Jung Kwon Su-Yeon Doo Yoon-Joo Eom Young-Sik Kim Min-Su Ahn Yong-Hun Kim Sang-Hoon Jung Sung-Geun Do Chang-Yong Lee Jae-Sung Kim Dong-Seok Kang Kyung-Bae Park Jung-Bum Shin Jong-Ho Lee 0002 Seung-Hoon Oh Sang-Yong Lee Ji-Hak Yu Ji-Suk Kwon Ki-Hun Yu Chul-Hee Jeon Sang-Sun Kim Min-Woo Won Gun-hee Cho Hyun-Soo Park Hyung-Kyu Kim Jeong-Woo Lee Seung-Hyun Cho Keon-Woo Park Jae-Koo Park Yong Jae Lee Yong-Jun Kim Young-Hun Seo Beob-Rae Cho Chang-Ho Shin Chan-Yong Lee YoungSeok Lee Yoon-Gue Song Sam-Young Bang Youn-Sik Park Seouk-Kyu Choi Byeong-Cheol Kim Gong-Heum Han Seung-Jun Bae Hyuk-Jun Kwon Jung-Hwan Choi Young-Soo Sohn Kwang-Il Park Seong-Jin Jang 0002 A 16Gb 18Gb/S/pin GDDR6 DRAM with per-bit trainable single-ended DFE and PLL-less clocking. 204-206 2018 ISSCC https://doi.org/10.1109/ISSCC.2018.8310255 conf/isscc/2018 db/conf/isscc/isscc2018.html#KimKDEKAKJDLKKP18

Yong-Hun Kim Taeho Lee 0001 Hyun-Kyu Jeon Dongil Lee Lee-Sup Kim An Input Data and Power Noise Inducing Clock Jitter Tolerant Reference-Less Digital CDR for LCD Intra-Panel Interface. 823-835 2017 64-I IEEE Trans. Circuits Syst. I Regul. Pap. 4 https://doi.org/10.1109/TCSI.2016.2630119 db/journals/tcas/tcasI64.html#KimLJLK17

Taeho Lee 0001 Yong-Hun Kim Lee-Sup Kim A 5-Gb/s Digital Clock and Data Recovery Circuit With Reduced DCO Supply Noise Sensitivity Utilizing Coupling Network. 380-384 2017 25 IEEE Trans. Very Large Scale Integr. Syst. 1 https://doi.org/10.1109/TVLSI.2016.2566927 https://www.wikidata.org/entity/Q56568392 db/journals/tvlsi/tvlsi25.html#LeeKK17

Sang-Hye Chung Young-Ju Kim 0001 Yong-Hun Kim Lee-Sup Kim A 10-Gb/s 0.71-pJ/bit Forwarded-Clock Receiver Tolerant to High-Frequency Jitter in 65-nm CMOS. 264-268 2016 63-II IEEE Trans. Circuits Syst. II Express Briefs 3 https://doi.org/10.1109/TCSII.2015.2482400 db/journals/tcas/tcasII63.html#Chung0KK16

Yong-Hun Kim Young-Ju Kim 0001 Taeho Lee 0001 Lee-Sup Kim A 21-Gbit/s 1.63-pJ/bit Adaptive CTLE and One-Tap DFE With Single Loop Spectrum Balancing Method. 789-793 2016 24 IEEE Trans. Very Large Scale Integr. Syst. 2 https://doi.org/10.1109/TVLSI.2015.2418579 db/journals/tvlsi/tvlsi24.html#Kim0LK16

Taeho Lee 0001 Yong-Hun Kim Jaehyeong Sim Jun-Seok Park Lee-Sup Kim A 5-Gb/s 2.67-mW/Gb/s Digital Clock and Data Recovery With Hybrid Dithering Using a Time-Dithered Delta-Sigma Modulator. 1450-1459 2016 24 IEEE Trans. Very Large Scale Integr. Syst. 4 https://doi.org/10.1109/TVLSI.2015.2449866 db/journals/tvlsi/tvlsi24.html#LeeKSPK16

Yong-Hun Kim Young-Ju Kim 0001 Tae-Ho Lee 0001 Lee-Sup Kim An 11.5 Gb/s 1/4th Baud-Rate CTLE and Two-Tap DFE With Boosted High Frequency Gain in 110-nm CMOS. 588-592 2015 23 IEEE Trans. Very Large Scale Integr. Syst. 3 https://doi.org/10.1109/TVLSI.2014.2314147 db/journals/tvlsi/tvlsi23.html#KimKLK15

Dongil Lee Taeho Lee 0001 Yong-Hun Kim Young-Ju Kim 0001 Lee-Sup Kim An injection locked PLL for power supply variation robustness using negative phase shift phenomenon of injection locked frequency divider. 1-4 2015 CICC https://doi.org/10.1109/CICC.2015.7338404 conf/cicc/2015 db/conf/cicc/cicc2015.html#LeeLK0K15 Daewoong Lee Dongil Lee Taeho Lee 0001 Yong-Hun Kim Lee-Sup Kim An integrated time register and arithmetic circuit with combined operation for time-domain signal processing. 1830-1833 2015 ISCAS https://doi.org/10.1109/ISCAS.2015.7169012 conf/iscas/2015 db/conf/iscas/iscas2015.html#LeeLLKK15 Yong-Hun Kim Lee-Sup Kim A 20 Gbps 1-tap decision feedback equalizer with unfixed tap coefficient. 321-324 2012 ISCAS https://doi.org/10.1109/ISCAS.2012.6272006 conf/iscas/2012 db/conf/iscas/iscas2012.html#KimK12 Yong Hun Kim Hwan Il Kang Kab Il Kim Seung-Soo Han A Digital Audio Watermarking Using Two Masking Effects. 655-662 2002 conf/pcm/2002 IEEE Pacific Rim Conference on Multimedia https://doi.org/10.1007/3-540-36228-2_81 db/conf/pcm/pcm2002.html#KimKKH02 Eunsook Ryu Yonghun Kim Mi-Young Lee Kyuchul Lee Structured Modeling for Video Databases. 568-579 1998 ER Workshops db/conf/er/erw98.html#RyuKLL98 conf/er/98w journals/cacm/Allen83 conf/vldb/HjelsvoldM94 conf/icmcs/JiangME97 journals/mta/LeeLB97 journals/tkde/OomotoT93 conf/dasfaa/RyuL97 conf/nossdav/SmithD92 ... journals/mms/ZhangTSG95 Hyun-A. Ahn Min-Su Ahn Donggun An Seung-Jun Bae Wonil Bae Jaehyeok Baek Jin-Hyeok Baek Hyodong Ban Jong-Min Bang Sam-Young Bang Hyung-Seok Cha Chulsoon Chang Beob-Rae Cho Chulhee Cho Gun-hee Cho Seokjin Cho Seung-Hyun Cho Si-Hyeong Cho Dongyeong Choi Garam Choi Hye-In Choi Jaemin Choi Jinyong Choi Jung-Hwan Choi Junha Choi Seouk-Kyu Choi Sang-Hye Chung Haebin Do Sung-Geun Do Su-Yeon Doo Yoon-Joo Eom Young-Gil Go Gong-Heum Han Sangkeun Han Seung-Soo Han Eunki Hong Woong-Ki Hong Isak Hwang Sangjoon Hwang 0001SangJoon Hwang 0001Sang Joon Hwang 0001 Jeong-Don Ihm Jiyeon Im Jin-Hun Jang Min-Soo Jang Seong-Jin Jang 0002 Chul-Hee Jeon Hyun-Kyu Jeon Gyo-Young Jin Hye-Yoon Joo Chongsoo Jung Jae-Woo Jung Jaehoon Jung Jaewoo Jung Sang-Hoon Jung Dong-Seok Kang Gil-Young Kang Hwan Il Kang Kil-Youna Kang Byeong-Cheol Kim Byung-Cheol Kim Byung-Guk Kim Chanyoung Kim Dae-Hyun Kim 0003 Hye-Ran Kim Hyoung-Joo KimHyoungjoo Kim Hyung-Kyu Kim Hyungjin KimHyung-Jin Kim Jae-Sung Kim Janghoo KimJang-Hoo Kim Juhwan Kim Jun-Ho Kim Kab Il Kim Kihan Kim Kyoung-Ho Kim Lee-Sup Kim Nam Sung Kim Sang-Hoon Kim Sang-Sun Kim Sanghoon Kim Seok-Jung Kim Seong-Hoon Kim Sooyoung Kim Yong-Hyun Kim Yong-Jun Kim Young-Ju Kim 0001 Young-Kwan Kim Young-Sik Kim Youngjae Kim Hyungjong Ko Woongjoon Ko Dae-Hyun Kwon Daehyun Kwon Hye-Jung Kwon Hyuk-Jun Kwon Ji-Suk Kwon Yongmin Kwon Bo-Hyeon Lee Chang-Yong Lee Chanyong LeeChan-Yong Lee Daewoong Lee Donghun LeeDong-Hun Lee Dongil Lee Dongkeon Lee Jae-Woo Lee Jeong Woo LeeJeong-Woo Lee Jihoon Lee Jong-Ho Lee 0002 Jooyoung Lee Jung-Bae Lee Kyuchul Lee Mi-Young Lee Sang-Yong Lee Seoulmin Lee Seungjae Lee Seungseob Lee Taeho Lee 0001Tae-Ho Lee 0001 Yong Jae Lee YoungSeok Lee Daihyun Lim Jaeseong Lim Jeong-Don Lim Joo-Youn Lim Unhak Lim Jisu Min Daesik Moon Byongwook Na Seongil O Chi Sung OhChi-Sung Oh Kyung Suk Oh Reum Oh Seung-Hoon Oh Tae-Young Oh Bokgue Park Dong-Yeon Park Geuntae Park Hyun-Soo Park Jae-Koo Park Jinsol Park Jun-Seo Park Jun-Seok Park Keon-Woo Park Kwang-Il Park Kyung-Bae Park Seungyoung Park 0002Seung-Young Park 0002 Sun-Young Park TaeHoon Park Wansoo Park Youn-Sik Park Young-Jae Park Eunsook Ryu Younghun SeoYoung-Hun Seo Ho-Seok Seol Hong Shim Chang-Ho Shin Junabum Shin Jung-Bum Shin Jaehyeong Sim Young-Soo Sohn Junho Son Byungkyu Song Hoyoung Song Yoon-Gue Song Wonju Sung Yoo-Chang Sung Min-Woo Won Soohan Woo Changsik Yoo Jaejun Yoon Jongwon Yoon Seryeong Yoon Sung-Woo Yoon Jihwa You Ji-Hak Yu Ki-Hun Yu