A 16 GB 1024 GB/s HBM3 DRAM with On-Die Error Control Scheme for Enhanced RAS Features

Yesin Ryu, Young Cheon Kwon, Jae Hoon Lee, Sung Gi Ahn, Jaewon Park, Kijun Lee, Yu Ho Choi, Han Won Cho, Jae San Kim, Jungyu Lee, Haesuk Lee, Seung Ho Song, Je Min Ryu, Yeong Ho Yun, Useung Shin, Dajung Cho, Jeong Hoan Park, Jae Seung Jeong, Sukhan Lee, Kyoung Hwan LimTae Sung Kim, Kyungmin Kim, Yu Jin Cha, Ik Joo Lee, Tae Kyu Byun, Han Sik Yoo, Yeong Geol Song, Myung Kyu Lee, Sunghye Cho, Sung Rae Kim, Ji Min Choi, Hyoung Min Kim, Soo Young Kim, Jaeyoun Youn, Myeong O. Kim, Kyomin Sohn, Sang Joon Hwang, Joo Young Lee

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

6 Citations (Scopus)

Abstract

This paper presents the symbol-based On-die ECC (OD-ECC) configuration of High Bandwidth Memory-3 (HBM3) to correct a 16-bit error, bounded by a sub-wordline (WL), and implementation for parallelized data bus inversion (DBI). In addition, the die-to-die integration method for error check and scrub (ECS) mode, and programmable memory built-in self-test (MBIST) design approach for at-speed test are de-scribed. The fabricated HBM3 improves the error detection rate by 92.2% with 99.7% fault coverage of OD-ECC logic while achieving 8.0 Gb/s/pin.

Original languageEnglish
Title of host publication2022 IEEE Symposium on VLSI Technology and Circuits, VLSI Technology and Circuits 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages130-131
Number of pages2
ISBN (Electronic)9781665497725
DOIs
Publication statusPublished - 2022
Event2022 IEEE Symposium on VLSI Technology and Circuits, VLSI Technology and Circuits 2022 - Honolulu, United States
Duration: 12 Jun 202217 Jun 2022

Publication series

NameDigest of Technical Papers - Symposium on VLSI Technology
Volume2022-June
ISSN (Print)0743-1562

Conference

Conference2022 IEEE Symposium on VLSI Technology and Circuits, VLSI Technology and Circuits 2022
Country/TerritoryUnited States
CityHonolulu
Period12/06/2217/06/22

Bibliographical note

Publisher Copyright:
© 2022 IEEE.

Keywords

  • DRAM
  • ECC
  • ECS
  • HBM3
  • MBIST
  • RAS

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