Publication result detail

Current Operational Amplifier and Its Utilization in Amplifiers and Integrators

David Kubánek Kamil Vrba Radek Šponar

Original Title

Current Operational Amplifier and Its Utilization in Amplifiers and Integrators

English Title

Current Operational Amplifier and Its Utilization in Amplifiers and Integrators

Type

Paper in proceedings (conference paper)

Original Abstract

This paper describes current operational amplifier (COA) with infinite gain as a building block for high frequency analog circuits operating particularly in current mode. These circuits, unlike voltage mode circuits, maintain better signal-to-noise ratio at lower supply voltage which is used in modern integrated circuits. Fundamental subcircuits with COA, such as differential amplifiers, integrators etc., operating in current mode are introduced. They can offer multiple inputs or outputs and thus they are suitable for implementation in circuits with multiple feedbacks, such as state-variable frequency filters.

English abstract

This paper describes current operational amplifier (COA) with infinite gain as a building block for high frequency analog circuits operating particularly in current mode. These circuits, unlike voltage mode circuits, maintain better signal-to-noise ratio at lower supply voltage which is used in modern integrated circuits. Fundamental subcircuits with COA, such as differential amplifiers, integrators etc., operating in current mode are introduced. They can offer multiple inputs or outputs and thus they are suitable for implementation in circuits with multiple feedbacks, such as state-variable frequency filters.

Keywords

current operational amplifier, current mode circuits

Key words in English

current operational amplifier, current mode circuits

Authors

David Kubánek Kamil Vrba Radek Šponar

Released

11.09.2006

Publisher

Brno

Location

Brno, Czech Republic

ISBN

80-214-3243-8

Book

Research in Telecommunication Technology

Volume

1

Number

1

Pages from

1

Pages to

4

Pages count

4

BibTex

@inproceedings{BUT19486,
  author="David {Kubánek} and Kamil {Vrba} and Radek {Šponar}",
  title="Current Operational Amplifier and Its Utilization in Amplifiers and Integrators",
  booktitle="Research in Telecommunication Technology",
  year="2006",
  volume="1",
  number="1",
  pages="1--4",
  publisher="Brno",
  address="Brno, Czech Republic",
  isbn="80-214-3243-8"
}