模拟电路设计第4章.ppt

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1、Chapter 4Differential AmplifiersCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.1Why Differential?Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared

2、 by Travis N.Blalock,University of Virginia.2Clock Noise ReductionCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.3Basic Differential PairCopyright The McGraw-Hill Companies,Inc.Permission required for

3、 reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.4Diff Pair(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.5Common-Mode ResponseCopyright The McGraw-Hill Compa

4、nies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.6Common-Mode Input vs.Output SwingCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.7Di

5、fferential GainCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.8Differential Gain vs.Input VoltageCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared

6、 by Travis N.Blalock,University of Virginia.9Diff Pair as a CS and CD,CG AmpCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.10Common-Mode ResponseCopyright The McGraw-Hill Companies,Inc.Permission requ

7、ired for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.11Common-Mode Response(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.12Common-Mode Response(cont.)Cop

8、yright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.13Common-Mode Response(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,Uni

9、versity of Virginia.14Common-Mode Response(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.15MOS LoadsCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slide

10、s prepared by Travis N.Blalock,University of Virginia.16MOS Loads(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.17MOS Loads(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for

11、 reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.18Gilbert CellCopyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.19Gilbert Cell(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.20Gilbert Cell(cont.)Copyright The McGraw-Hill Companies,Inc.Permission required for reproduction or display.Slides prepared by Travis N.Blalock,University of Virginia.21