A 10-Gb/s inductorless transimpedance amplifier

  • Authors:
  • Omeed Momeni;Hossein Hashemi;Ehsan Afshari

  • Affiliations:
  • Department of Electrical and Computer Engineering, Cornell University, Ithaca, NY;Department of Electrical Engineering, University of Southern California, Los Angeles, CA;Department of Electrical and Computer Engineering, Cornell University, Ithaca, NY

  • Venue:
  • IEEE Transactions on Circuits and Systems II: Express Briefs
  • Year:
  • 2010

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Abstract

A new technique to design an inductorless transimpedance amplifier (TIA) is introduced. This technique uses N similar TIAs in parallel configuration to boost the overall bandwidth while keeping the transimpedance gain constant. Using this method, we design and implement a 10-Gb/s inductorless TIA with an active area of only 0.06 mm2 and a differential transimpedance gain of 62 dBΩ in a digital 0.13-µm CMOS process. There is good agreement among the theory, simulation, and experimental results.