Fully differential large swing variable gain amplifier

Details Fully differential large swing variable gain amplifier Fully differential large swing variable gain amplifier

2007-10-09

2007-10-09

Mottola, Steven J. (Department: 2817)

Amplifiers

With semiconductor amplifying device

Including differential amplifier

C330S257000

Reexamination Certificate

active

11150448

ABSTRACT:
The fully differential large swing variable gain amplifier circuit includes: a first 5-transistor transconductor having a common mode node; and a second 5-transistor transconductor having a common mode node coupled to the common mode node of the first 5-transistor transconductor, wherein the second 5-transistor transconductor operates 180 degrees out of phase with the first 5-transistor transconductor.

REFERENCES:
patent: 4728900 (1988-03-01), Nakagawara et al.

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