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第九章直接耦合放大電路和集成運(yùn)算放大器(參考版)

2025-08-08 10:47本頁面
  

【正文】 fR1R同相輸入比例運(yùn)算 ∞ + + fR2R1R1ifi2iiuoufiiiuuui???? ??12 ,0fff110RuuRuuiRuioio????????if uRRu )1(1o ?? 加法運(yùn)算電路 ∞ + + 2R1R3RfRRRRR ////// 321??R?fR3i2i1i fi2iu3iu1iuouifofiiifRuiRuiRuiRuiiiiiuui?????????????,0,0333222111321)()(321332211321iiifoRRRRifififouuuRRuuRRuRRuRRu???????? ????????? 減法運(yùn)算電路 ff RRRR ??? ,21當(dāng)兩個輸入端都有信號輸入時,即為差動輸入,可進(jìn)行減法運(yùn)算 ∞ + + fRfi1iu2iu2RfR?1R1iou?u?u112212211111111)1(ififffoifffoiiifuRRuRRRRRuuuuRRRuRRRuuuRiuuii?????????????????????????)( 211iifo uuRRu ??? 積分運(yùn)算電路 ∞ + + 1R2R1iciiucuouC?u?ui0,0 1 ???? ?? uuiii c111 RuRuuii iic ???? ?oociccccuuuudtuCRdtiCdtiCudtduCi?????????????11111dtuCRuu ico ?????11 微分運(yùn)算電路 ∞ + + Ciuou1i cufi fR2R?u?udtduCRuiiRuRuuidtduCdtduCiuuuui
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