Low-power design of CMOS baseband analog chain for direct conversion receiver

  • Authors:
  • Ickjin Kwon

  • Affiliations:
  • Division of Electrical and Computer Engineering, College of Information Technology, Ajou University, Suwon 443-749, Republic of Korea

  • Venue:
  • International Journal of Circuit Theory and Applications
  • Year:
  • 2010

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Abstract

A low-power CMOS receiver baseband analog (BBA) circuit based on alternating filter and gain stage is reported. For the given specifications of the BBA block, optimum allocation of the gain, input-referred third-order intercept point (IIP3), and noise figure (NF) of each block is performed to minimize current consumption. The fully integrated receiver BBA chain is fabricated in 0.18µm CMOS technology and IIP3 of 30 dBm with a maximum gain of 59 dB and NF of 31 dB are obtained at 3.6 mW power consumption. Copyright © 2008 John Wiley & Sons, Ltd.