User Guide

7
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2 Tutorial: Usin
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Constrained Optimization (MOS Amplifier)
The CMOS Amplifier
Desi
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n
For this optimization, the CMOS amplifier requirements are:
• Minimize power consumption.
• Maintain gain at 20.
• Maintain 3 dB bandwidth at 1 MHz or greater.
To load the CMOS amplifier desi
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n
1
From the Windows 95 Start menu, select the MicroSim
program folder and then the Schematics shortcut to start
Schematics.
2
From the File menu, select Open.
3
Move to the directory containing
m2.sch
(\MicroSim_root\examples\optimize\m2) and select the
schematic file in the File Name list.
Fi
g
ure 7-1
Schematic for CMOS Amplifier Example, m2.sch
The circuit consists of a common source stage (M1) with active
load (M3 and M4) and a source follower (M2).