A new rail-to-rail driving scheme and a low-power high-speed output buffer amplifier for AMLCD column driver application

Chih Wen Lu*

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

A new high-speed, rail-to-rail driving scheme and a low-power, high-speed output buffer amplifier for active matrix liquid crystal display column driver application are proposed. Two complementary differential amplifiers to drive a pair of column lines are used to realize a rail-to-rail drive. The circuit achieves the large driving capability by employing a simple comparator to sense the transients of the input to turn on an auxiliary driving transistor, which is statically off in the stable state. This increases the speed without increasing static power consumption. They are demonstrated in a 0.35 μm CMOS technology.

Original languageEnglish
Pages (from-to)I229-I232
JournalProceedings - IEEE International Symposium on Circuits and Systems
Volume1
DOIs
StatePublished - 2003
EventProceedings of the 2003 IEEE International Symposium on Circuits and Systems - Bangkok, Thailand
Duration: 25 May 200328 May 2003

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