Ferroelectric memory design based on grounded-plate PMOS-gate cell architecture

Yeonbae Chung, Jung Hyun Kim, Jae Eun Yoon

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

Abstract

This paper proposes a new FRAM design style based on grounded-plate PMOS-gate (GPPG) cell architecture. A GPPG cell consists of a PMOS access transistor and a ferroelectric capacitor. Its plate is grounded. The proposed scheme employs three novel operating methods: 1) VDD precharged bitline, 2) negative-voltage wordline technique and 3) negative-pulse restore. Because this configuration doesn't need the on-pitch plate control circuitry, it is effective in realizing cost-effective chip sizes. Implementation for an experimental 2.5-V, 2-Mb FRAM prototype design in a 0.5-μm technology shows a cell array efficiency of 57 %, access time of 85 ns and an active current of 12 mA, respectively.

Original languageEnglish
Title of host publication2003 IEEE Conference on Electron Devices and Solid-State Circuits, EDSSC 2003
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages55-58
Number of pages4
ISBN (Electronic)0780377494, 9780780377493
DOIs
StatePublished - 2003
EventIEEE Conference on Electron Devices and Solid-State Circuits, EDSSC 2003 - Tsimshatsui, Kowloon, Hong Kong
Duration: 16 Dec 200318 Dec 2003

Publication series

Name2003 IEEE Conference on Electron Devices and Solid-State Circuits, EDSSC 2003

Conference

ConferenceIEEE Conference on Electron Devices and Solid-State Circuits, EDSSC 2003
Country/TerritoryHong Kong
CityTsimshatsui, Kowloon
Period16/12/0318/12/03

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