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發表於 2008-10-26 23:29:26
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CONCLUSION
9 A( J( `7 `/ v& x# W" S& R“Never throw anything away” is the phrase that best describes3 ^. X* _4 }( }& Q
the evolutionary development of operational amplifiers.
. E, C& J0 w+ o6 pGoing back to circuits developed nearly a half century ago,* [, ~# o$ e; n/ j
today’s operational amplifier designer has a vast supply of N6 E# D k" O' D
circuits to draw from in implementing new designs. This article
5 |, a- _4 n6 P1 M7 Ihas traced the evolution to a real design application that made6 _6 `. E2 p; k5 g: {
use of many of the circuits and techniques developed over
& v0 p5 y% f: ttime. The net result is not only time saving for the designer, but5 h' |% ]5 O5 {/ u
reduced cost for the development of state-of-the art operational
, V8 i/ z) i3 I8 iamplifiers using the most sophisticated processing technology
4 O2 {- x4 |- T/ [1 g3 Xavailable. |
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