An NMOS operational amplifier for an output buffer of analog LSIs

Gensuke Goto,Shigeru Fujii,Tetsuo Nakamura,Toshitaka Tsuda,Shigenori Baba

An NMOS operational amplifier for an output buffer of analog LSIs

1982

Gensuke Goto
Shigeru Fujii
Tetsuo Nakamura
Toshitaka Tsuda
Shigenori Baba

The amplifier contains three gain stages to achieve the overall gain of 70 dB and a buffer stage to drive a capacitance of 200 pF. A monolithic NMOS 10-bit D/A converter including this amplifier as an output buffer has exhibited 10-bit absolute linearity.

Keywords:

Amplifier
Control theory
Electronic engineering
Common emitter
Operational amplifier
Buffer amplifier
Computer science
Direct-coupled amplifier
Fully differential amplifier
Instrumentation amplifier
Operational transconductance amplifier
Operational amplifier applications
Electrical engineering

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