Abstract
We present a 22.5-27.7-GHz fast-lock low-phase-noise bang-bang digital phase-locked loop (PLL) for mm-wave communication. The fast lock is achieved with the help of the proposed gear-shift algorithm,scaling up the PLL bandwidth for faster settling,and orderly reducing it for jitter performance. A digitally controlled oscillator (DCO),based on transformer feedback with a tunable source-bridged capacitor,exhibits low phase noise (PN) over a wide tuning range (FoM of -184 dBc/Hz and FoMT of -191 dBc/Hz). The PLL occupies 0.09-mm2 core area and exhibits 220-fs RMS jitter while consuming 25 mW,giving FoMRMS of -239 dB. Its settling time improves from 780 to 45 μs with our gear-shift algorithm. For 60-GHz communication,with a frequency multiplication factor of 2.5,this PLL covers all six channel frequencies of IEEE-802.11ad and is capable of supporting 128 QAM and beyond.
| Original language | English |
|---|---|
| Title of host publication | ESSCIRC 2019 - IEEE 45th European Solid State Circuits Conference |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 111-114 |
| Number of pages | 4 |
| ISBN (Electronic) | 9781728115504 |
| DOIs | |
| Publication status | Published - 1 Sept 2019 |
| Event | 45th IEEE European Solid State Circuits Conference, ESSCIRC 2019 - Cracow, Poland Duration: 23 Sept 2019 → 26 Sept 2019 |
Publication series
| Name | ESSCIRC 2019 - IEEE 45th European Solid State Circuits Conference |
|---|
Conference
| Conference | 45th IEEE European Solid State Circuits Conference, ESSCIRC 2019 |
|---|---|
| Country/Territory | Poland |
| City | Cracow |
| Period | 23/09/19 → 26/09/19 |
Keywords
- Fast-lock phase-locked loop (PLL)
- IEEE 802.11ad
- mm-wave
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Dive into the research topics of 'A 22.5-27.7-GHz Fast-Lock Bang-Bang Digital PLL in 28-nm CMOS for Millimeter-Wave Communication with 220-fs RMS Jitter'. Together they form a unique fingerprint.Projects
- 1 Finished
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SRP19: Strategic Research Programme: Center for model-based system improvement - From Computer-Aided Engineering to Model-Aided Engineering
Vandersteen, G. (Administrative Promotor), Rolain, Y. (Co-Promotor), Wambacq, P. (Co-Promotor), Kuijk, M. (Co-Promotor), Vandersteen, G. (Administrative Promotor), Rolain, Y. (Co-Promotor), Wambacq, P. (Co-Promotor) & Kuijk, M. (Co-Promotor)
1/11/12 → 31/10/24
Project: Fundamental
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