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Paper The following article is Open access

Design of a CMOS Two-stage Fully Differential Operation Amplifier

Published under licence by IOP Publishing Ltd
, , Citation Haotian Qiao 2020 J. Phys.: Conf. Ser. 1449 012084 DOI 10.1088/1742-6596/1449/1/012084

1742-6596/1449/1/012084

Abstract

Based on SMIC 0.18um CMOS process model, the operation amplifier designed in the thesis is simulated in the simulation software Cadence. In the regular environment, it has DC gain of 107dB, unity gain bandwidth of 57.48MHz, phase margin of 64.83° and output amplitude more than 3 V.

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10.1088/1742-6596/1449/1/012084