A low phase noise 20 GHz voltage control oscillator using 0.18-μm CMOS technology

C. M. Yang, H. L. Kao, Y. C. Chang, M. T. Chen, H. M. Chang, C. H. Wu

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

7 Scopus citations

Abstract

A low phase noise, small power dissipation and small sized K-band cascode differential voltage-controlled oscillator (VCO) with capacitive feedback topology using 0.18 μm CMOS technology is described. The VCO operated can be tuned between 19.1 GHz and 20.9 GHz and has low phase noise of -108.67 dBc/Hz at a 1 MHz offset. The output power of the 20.7 GHz is about -21.12 dBm. The Figure of merit (FOM) is -186.2 dBc/Hz and the power-frequency tuning-normalized figure-of-merit (PFTN) is -8.89 dB. The power consumption of the VCO was 10.8 mW from a 1.8 V power supply with only 0.46 mm2 chip area.

Original languageEnglish
Title of host publicationProceedings of the 13th IEEE Symposium on Design and Diagnostics of Electronic Circuits and Systems, DDECS 2010
Pages185-188
Number of pages4
DOIs
StatePublished - 2010
Event13th IEEE International Symposium on Design and Diagnostics of Electronic Circuits and Systems, DDECS 2010 - Vienna, Austria
Duration: 14 04 201016 04 2010

Publication series

NameProceedings of the 13th IEEE Symposium on Design and Diagnostics of Electronic Circuits and Systems, DDECS 2010

Conference

Conference13th IEEE International Symposium on Design and Diagnostics of Electronic Circuits and Systems, DDECS 2010
Country/TerritoryAustria
CityVienna
Period14/04/1016/04/10

Keywords

  • CMOS
  • FOM
  • K-band
  • PFTN
  • Phase noise
  • Tuning range
  • Voltage control oscillators (VCOs)

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