A 1.62/2.7/5.4Gbps clock and data recovery circuit for DisplayPort 1.2

Jin Cheol Seo, Sang Soon Im, Kwan Yoon, Seung Wook Oh, Taek Joon An, Gi Yeol Bae, Jin Ku Kang

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

Abstract

In this paper, a clock and data recovery (CDR) circuit that supports triple data rates of 1.62, 2.7 and 5.4Gbps for DisplayPort 1.2 standard is described. The proposed CDR circuit employs a dual-loop architecture that includes a phase-locked loop and a frequency-locked loop. The circuit with a half-rate phase detector has a triple-mode voltage-controlled oscillator (VCO) which changes the operating frequency by 3bit code. The prototype chip is designed and verified using a 65nm CMOS technology. The recovered-clock jitter with the data rates of 1.62/2.7/5.4Gbps at 231-1 PRBS is measured to 7/5.6/4.7psrms, respectively, while consuming 11mW with a 1.2V supply.

Original languageEnglish
Title of host publicationProceedings - IEEE International SOC Conference, SOCC 2012
Pages57-60
Number of pages4
DOIs
StatePublished - 2012
Event25th IEEE International System-on-Chip Conference, SOCC 2012 - Niagara Falls, NY, United States
Duration: 12 Sep 201214 Sep 2012

Publication series

NameInternational System on Chip Conference
ISSN (Print)2164-1676
ISSN (Electronic)2164-1706

Conference

Conference25th IEEE International System-on-Chip Conference, SOCC 2012
Country/TerritoryUnited States
CityNiagara Falls, NY
Period12/09/1214/09/12

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