A 7 GHz compact transimpedance amplifier TIA in CMOS 0.18 µm technology

Jawdat Abu-Taha*, Metin Yazgi

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)

Abstract

This paper describes a compact transimpedance amplifier (TIA). Based on the principle of negative impedance (NI) circuit, the proposed TIA provides wide bandwidth and low noise. The schematics and characteristics of NI circuit have been explained. The inductor behavior is synthesized by gyrator-C circuit. The TIA is implemented in 180 nm RF MOS transistors in a HV CMOS technology with 1.8 V supply voltage technology. It reaches −3 dB bandwidth of 7 GHz and transimpedance gain of 54.3 dBΩ in the presence of a 50 fF photodiode capacitance. The simulated input referred noise current spectral density is (Formula presented.). The power consumption is 29 mW. The TIA occupies (Formula presented.) of area.

Original languageEnglish
Pages (from-to)429-438
Number of pages10
JournalAnalog Integrated Circuits and Signal Processing
Volume86
Issue number3
DOIs
Publication statusPublished - 1 Mar 2016

Bibliographical note

Publisher Copyright:
© 2016, Springer Science+Business Media New York.

Keywords

  • Active inductor (AI)
  • Bandwidth extension
  • Input-referred noise (Formula presented.)
  • Negative impedance (NI) circuit
  • Transimpedance amplifier (TIA)

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