Self-biased unity-gain buffers with low gain error

Authors:
Guangmao Xing;Stephen H. Lewis;T. R. Viswanathan
Affiliations:
Marvell Semiconductor Inc., Santa Clara, CA and University of California, Davis, CA;Department of Electrical and Computer Engineering, University of California, Davis, CA;Department of Electrical and Computer Engineering, University of Texas, Austin, TX
Venue:
IEEE Transactions on Circuits and Systems II: Express Briefs
Year:
2009

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Abstract

This paper describes self-biased unity-gain buffers that use cascaded, complementary source followers with feed forward and feedback to reduce input-output offset and gain error. Single-ended and differential buffers have been designed, fabricated and tested.