研究生: |
杜保宏 |
---|---|
論文名稱: |
類比數位轉換器之放大器增益與微分非線性度改善之設計與分析 Gain boosting and nonlinearity improvement of cyclic ADC : Design and Analysis |
指導教授: | 周懷樸 |
口試委員: | |
學位類別: |
碩士 Master |
系所名稱: |
原子科學院 - 工程與系統科學系 Department of Engineering and System Science |
論文出版年: | 2005 |
畢業學年度: | 93 |
語文別: | 中文 |
論文頁數: | 64 |
中文關鍵詞: | 類比數位轉換器 、放大器增益 、微分非線性度 |
外文關鍵詞: | ADC, Op-Amp, DNL |
相關次數: | 點閱:2 下載:0 |
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摘要
本論文描述一個10位元二階迴圈式類比數位轉換器,就類比數位轉換器中最重要的取樣保值電路,以及殘值處理電路作非線性分析,分析結果可以知道,預算放大器的的性能與非線性誤差有很大的關連與影響,因此對運算放大器的架構與性能作分析與改善,使整體效能能達到目標,在經過設計模擬後,得到類比數位轉換器的微分非線性度在±0.2LSB以內,積分非線性度0.8LSB到-0.5LSB。在完成模擬設計後,再將取樣保值電路與殘值處理電路,進行實際佈局規劃,在針對佈局後的電路結果重新模擬,最後驗證電路區塊的佈局後模擬和佈局前模擬的差距。
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