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A Package Aware QLMVF Receiver Front End
S.S. Regulagadda, S. Nagaveni,
Published in Institute of Electrical and Electronics Engineers Inc.
2020
Volume: 67
   
Issue: 9
Pages: 1584 - 1588
Abstract
This brief presents a 2.4 GHz receiver front end in the form of architecture of quadrature LNA-Mixer-VCO-filter (QLMVF) cell in 180 nm CMOS with split-transconductance amplifiers (TCAs). Instead of a single stack-current-reusing QLMV scheme, the proposed design employs two separate current reuse stages with a passive mixer to provide better flicker noise and linearity performance. A shunt-inductive input-match single-ended low noise amplifier (LNA) proposed with an improved package parasitic compensation through a simple varactor tuning. The quad-flat-no-leads (QFN) packaged receiver provides a measured maximum conversion gain of 40 dB, a noise figure (NF) of 10 dB, and a third-order input intercept point (IIP3) of -5 dBm with a spurious-free dynamic range (SFDR) of 60 dB. The front end consuming 2.7 mW of power from a 1.8 V supply and occupies an area of 1.5 mm2. © 2004-2012 IEEE.
About the journal
JournalData powered by TypesetIEEE Transactions on Circuits and Systems II: Express Briefs
PublisherData powered by TypesetInstitute of Electrical and Electronics Engineers Inc.
ISSN15497747