Rail to rail CMOS complementary input stage with only one active differential pair at a time

Maria Rodanas Valero, Alejandro Roman-Loera, Jaime Ramírez-Angulo, Nicolas Medrano, Santiago Celma

Research output: Contribution to journalLetter

1 Citation (Scopus)

Abstract

A simple scheme for rail to rail op-amp operation is introduced. The input stage uses complementary differential pairs but only one pair is active at a time. It uses very compact control circuitry. Experimental verification is provided from a test chip prototype in 0.5μm CMOS technology.

Original languageEnglish
JournalIEICE Electronics Express
Volume11
Issue number12
DOIs
Publication statusPublished - 1 Jan 2014

Keywords

  • Amplifiers
  • Analog integrated circuits
  • CMOS integrated circuits
  • Low-voltage low power design

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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