A 0.7V 36??W 85dB-DR audio ???? modulator using class-C inverter

  • Chae Y
  • Lee I
  • Han G
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Abstract

This paper presents an improved low-power DeltaSigma modulator, exploiting the class-C inverter and the feedforward topology. The measurement results show 14b dynamic range for a 20kHz bandwidth with 36muW power consumption from a 0.7V supply.

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Authors

  • Youngcheol Chae

  • Inhee Lee

  • Gunhee Han

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