A 6-to-32 Gb/s voltage-mode transmitter with scalable supply, voltage swing, and pre-emphasis in 65-nm CMOS

Woorham Bae, Haram Ju, Kwanseo Park, Deog Kyoon Jeong

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Abstract

A voltage-mode (VM) transmitter which offers a wide operation range of 6-to-32 Gb/s, controllable pre-emphasis equalization and output voltage swing without altering output impedance, and a power supply scalability is presented. A quarter-rate clocking architecture is employed in order to maximize the scalability and energy efficiency across the various operating conditions. A P-over-N VM driver is used for CMOS compatibility and wide voltage-swing range required for various I/O standards. Two supply regulators calibrate the output impedance of the VM driver across the wide swing and pre-emphasis range. A single phase-locked loop is used to provide a wide frequency range. The prototype chip is fabricated in 65-nm CMOS technology and occupies active area of 0.48×0.36 mm2. The proposed transmitter achieves 250-to-600-mV single-ended swing and exhibits the energy efficiency of 2.10-to-2.93 pJ/bit across the data rate of 6-to-32 Gb/s.

Original languageEnglish
Title of host publication2016 IEEE Asian Solid-State Circuits Conference, A-SSCC 2016 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages241-244
Number of pages4
ISBN (Electronic)9781509037001
DOIs
Publication statusPublished - 2017 Feb 6
Event12th IEEE Asian Solid-State Circuits Conference, A-SSCC 2016 - Toyama, Japan
Duration: 2016 Nov 72016 Nov 9

Publication series

Name2016 IEEE Asian Solid-State Circuits Conference, A-SSCC 2016 - Proceedings

Other

Other12th IEEE Asian Solid-State Circuits Conference, A-SSCC 2016
Country/TerritoryJapan
CityToyama
Period16/11/716/11/9

Bibliographical note

Publisher Copyright:
© 2016 IEEE.

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering
  • Hardware and Architecture

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