A 6.4Gb/s/pin at sub-1V supply voltage TX-interleaving technique for mobile DRAM interface

Chang Kyo Lee, Minsu Ahn, Daesik Moon, Kiho Kim, Yoon Joo Eom, Won Young Lee, Jongmin Kim, Sanghyuk Yoon, Baekkyu Choi, Seokhong Kwon, Joon Young Park, Seung Jun Bae, Yong Cheol Bae, Jung Hwan Choi, Seong Jin Jang, Gyoyoung Jin

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

7 Scopus citations

Abstract

A 6.4Gb/s TX-interleaving (TI) technique at sub-1V supply voltage is implemented with 25nm DRAM process for the future mobile DRAM interface which requires 51.2 GBps (2X Bandwidth of LPDDR4). A newly proposed 2-channel TX interleaving technique with a bootstrapping switch can save power consumption drastically by eliminating repeaters, while operating at 6.4 Gb/s with 40 % enhancement of I/O power efficiency compared to that of the LPDDR4.

Original languageEnglish
Title of host publication2015 Symposium on VLSI Circuits, VLSI Circuits 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
PagesC182-C183
ISBN (Electronic)9784863485020
DOIs
StatePublished - 31 Aug 2015
Event29th Annual Symposium on VLSI Circuits, VLSI Circuits 2015 - Kyoto, Japan
Duration: 17 Jun 201519 Jun 2015

Publication series

NameIEEE Symposium on VLSI Circuits, Digest of Technical Papers
Volume2015-August

Conference

Conference29th Annual Symposium on VLSI Circuits, VLSI Circuits 2015
Country/TerritoryJapan
CityKyoto
Period17/06/1519/06/15

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