A single channel 8 bit 1.4 GS/s folding and interpolation ADC

Youtao Zhang*, Xiaopeng Li, Min Zhang, Ao Liu, Feng Qian, Chen Chen

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A 1.4 GS/s 8 bit ADC is demonstrated in 0.18 μm CMOS. The chip realizes cascade folding and interpolation with resistive averaging and digital calibration. Test results show that the ENOB could be 6.4 bit with 480 mW power dissipation while operating at 1.4 GS/s. The proposed effective calibration methods could improve the static and dynamic performance of ADC.

Original languageEnglish
Pages (from-to)393-397
Number of pages5
JournalGuti Dianzixue Yanjiu Yu Jinzhan/Research and Progress of Solid State Electronics
Volume31
Issue number4
Publication statusPublished - Aug 2011
Externally publishedYes

Keywords

  • Analog-to-digital conversion
  • Folding and interpolation
  • Offset calibration

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