Ïðîåêòèðîâàíèå àêòèâíûõ RC-ôèëüòðîâ

(X_U42.x_lf412.91)   25.0000          (X_U42.x_lf412.92)  -25.0000             


(X_U42.x_lf412.99)    0.0000         





    VOLTAGE SOURCE CURRENTS

    NAME         CURRENT


    v_V4        -2.170E-03

    v_V5        -2.171E-03

    v_V1         3.932E-11

    v_V2        -2.171E-03

    v_V3        -2.170E-03

    v_V7        -2.170E-03

    v_V8        -2.172E-03

    X_U29.vb    -1.259E-09

    X_U29.vc     1.250E-11

    X_U29.ve     1.450E-11

    X_U29.vlim  -7.664E-11

    X_U29.vlp   -2.500E-11

    X_U29.vln   -2.500E-11

    X_U43.vb    -2.670E-09

    X_U43.vc     1.153E-11

    X_U43.ve     1.547E-11

    X_U43.vlim   1.969E-03

    X_U43.vlp   -2.303E-11

    X_U43.vln   -2.697E-11

    X_U42.x_lf412.vb  -3.022E-09

    X_U42.x_lf412.vc   1.120E-11

    X_U42.x_lf412.ve   1.580E-11

    X_U42.x_lf412.vlim   1.329E-03

    X_U42.x_lf412.vlp  -2.367E-11

    X_U42.x_lf412.vln  -2.633E-11


    TOTAL POWER DISSIPATION   1.95E-01  WATTS


 NODE   VOLTAGE     NODE   VOLTAGE     NODE   VOLTAGE     NODE   VOLTAGE



(  out)    1.9711  ($N_0002)    1.0000                   ($N_0003)    1.0000   


($N_0004)    1.0000                   ($N_0005)    1.0000                      


($N_0007)    2.3000                   ($N_0008)    1.9711                      


($N_0009)  -15.0000                   ($N_0010)   15.0000                      


($N_0011)    1.0000                   ($N_0012)   15.0000                      


($N_0013)  -15.0000                   ($N_0014)    1.0000                      


($N_0017)   15.0000                   ($N_0018)  -15.0000                      


(X_U29.6)-125.9E-06                   (X_U29.7)    1.0000                      


(X_U29.8)    1.0000                   (X_U29.9)    0.0000                      


(X_U43.6)-267.0E-06                   (X_U43.7)    2.0696                      


(X_U43.8)    2.0696                   (X_U43.9)    0.0000                      


(X_U29.10)    1.6604                  (X_U29.11)   14.6590                     


(X_U29.12)   14.6590                  (X_U29.53)   13.5000                     


(X_U29.54)  -13.5000                  (X_U29.90)-76.64E-09                     


(X_U29.91)   25.0000                  (X_U29.92)  -25.0000                     


(X_U29.99)    0.0000                  (X_U43.10)    2.6307                     


(X_U43.11)   14.6570                  (X_U43.12)   14.6570                     


(X_U43.53)   13.5000                  (X_U43.54)  -13.5000                     


(X_U43.90)    1.9711                  (X_U43.91)   25.0000                     


(X_U43.92)  -25.0000                  (X_U43.99)    0.0000                     


(X_U42.x_lf412.6)-302.2E-06           (X_U42.x_lf412.7)    2.3664              


(X_U42.x_lf412.8)    2.3664           (X_U42.x_lf412.9)    0.0000              


(X_U42.x_lf412.10)    1.6604          (X_U42.x_lf412.11)   14.6590             


(X_U42.x_lf412.12)   14.6590          (X_U42.x_lf412.53)   13.5000             


(X_U42.x_lf412.54)  -13.5000          (X_U42.x_lf412.90)    1.3285             


(X_U42.x_lf412.91)   25.0000          (X_U42.x_lf412.92)  -25.0000             


(X_U42.x_lf412.99)    0.0000         





    VOLTAGE SOURCE CURRENTS

    NAME         CURRENT


    v_V4        -2.170E-03

    v_V5        -2.171E-03

    v_V1         3.932E-11

    v_V2        -2.171E-03

    v_V3        -2.170E-03

    v_V7        -2.170E-03

    v_V8        -2.172E-03

    X_U29.vb    -1.259E-09

    X_U29.vc     1.250E-11

    X_U29.ve     1.450E-11

    X_U29.vlim  -7.664E-11

    X_U29.vlp   -2.500E-11

    X_U29.vln   -2.500E-11

    X_U43.vb    -2.670E-09

    X_U43.vc     1.153E-11

    X_U43.ve     1.547E-11

    X_U43.vlim   1.971E-03

    X_U43.vlp   -2.303E-11

    X_U43.vln   -2.697E-11

    X_U42.x_lf412.vb  -3.022E-09

    X_U42.x_lf412.vc   1.120E-11

    X_U42.x_lf412.ve   1.580E-11

    X_U42.x_lf412.vlim   1.329E-03

    X_U42.x_lf412.vlp  -2.367E-11

    X_U42.x_lf412.vln  -2.633E-11


    TOTAL POWER DISSIPATION   1.95E-01  WATTS



**** 12/14/97 08:52:23 ********* PSpice 5.1 (Jan 1992) ******** ID# 62539 ****


 * C:\PS-PICE\kurs_pro.sch



 ****     SORTED DEVIATIONS OF V(out)      TEMPERATURE =   27.000 DEG C


                      SENSITIVITY SUMMARY


******************************************************************************






Mean Deviation = -389.2200E-06

Sigma          =    1.3877E-03


 RUN                    MAX DEVIATION FROM NOMINAL


C_C2 c C               2.2769E-03  (1.64 sigma)  lower   at F =  536  

                        (   1.5366% change per 1% change in Model Parameter)


R_R2 r R               2.1449E-03  (1.55 sigma)  lower   at F =  540  

                        (   1.4811% change per 1% change in Model Parameter)


C_C1 c C               1.7247E-03  (1.24 sigma)  higher  at F =  410  

                        (    .875 % change per 1% change in Model Parameter)


C_C3 c C               1.5812E-03  (1.14 sigma)  lower   at F =  452  

                        (    .7976% change per 1% change in Model Parameter)


R_R6 r R               1.5812E-03  (1.14 sigma)  lower   at F =  452  

                        (    .7976% change per 1% change in Model Parameter)


R_R1 r R               1.5261E-03  (1.10 sigma)  higher  at F =  405  

                        (    .7778% change per 1% change in Model Parameter)


R_R4 r R               1.1653E-03  ( .84 sigma)  higher  at F =  437  

                        (    .584 % change per 1% change in Model Parameter)


R_R3 r R               1.1132E-03  ( .80 sigma)  lower   at F =    1    

                        (    .5647% change per 1% change in Model Parameter)


R_R9 r R             285.1500E-06  ( .21 sigma)  lower   at F =  435  

                        (    .1429% change per 1% change in Model Parameter)


R_R5 r R             284.9100E-06  ( .21 sigma)  higher  at F =  433  

                        (    .1428% change per 1% change in Model Parameter)


R_R8 r R             119.2100E-09  ( .00 sigma)  higher  at F =    8    

                        (  60.4920E-06% change per 1% change in Model Parameter)



**** 12/14/97 08:52:23 ********* PSpice 5.1 (Jan 1992) ******** ID# 62539 ****


 * C:\PS-PICE\kurs_pro.sch



 ****     WORST CASE ANALYSIS              TEMPERATURE =   27.000 DEG C


                      WORST  CASE ALL DEVICES        


******************************************************************************





**** 12/14/97 08:52:23 ********* PSpice 5.1 (Jan 1992) ******** ID# 62539 ****


 * C:\PS-PICE\kurs_pro.sch



 ****     UPDATED MODEL PARAMETERS         TEMPERATURE =   27.000 DEG C


                      WORST  CASE ALL DEVICES        


******************************************************************************




DEVICE            MODEL           PARAMETER       NEW VALUE    

C_C1              c               C                  1.1            (Increased)

C_C2              c               C                   .9            (Decreased)

C_C3              c               C                   .9            (Decreased)

R_R1              r               R                  1.05           (Increased)

R_R2              r               R                   .95           (Decreased)

R_R3              r               R                   .95           (Decreased)

R_R4              r               R                  1.05           (Increased)

R_R5              r               R                  1.05           (Increased)

R_R6              r               R                   .95           (Decreased)

R_R8              r               R                  1.05           (Increased)

R_R9              r               R                   .95           (Decreased)


**** 12/14/97 08:52:23 ********* PSpice 5.1 (Jan 1992) ******** ID# 62539 ****


 * C:\PS-PICE\kurs_pro.sch



 ****     SMALL SIGNAL BIAS SOLUTION       TEMPERATURE =   27.000 DEG C


                      WORST  CASE ALL DEVICES        


******************************************************************************




 NODE   VOLTAGE     NODE   VOLTAGE     NODE   VOLTAGE     NODE   VOLTAGE



(  out)    2.1175  ($N_0002)    1.0000                   ($N_0003)    1.0000   


($N_0004)    1.0000                   ($N_0005)    1.0000                      


($N_0007)    2.4368                   ($N_0008)    2.1175                      


($N_0009)  -15.0000                   ($N_0010)   15.0000                      


($N_0011)    1.0000                   ($N_0012)   15.0000                      


($N_0013)  -15.0000                   ($N_0014)    1.0000                      


($N_0017)   15.0000                   ($N_0018)  -15.0000                      


(X_U29.6)-125.9E-06                   (X_U29.7)    1.0000                      


(X_U29.8)    1.0000                   (X_U29.9)    0.0000                      


(X_U43.6)-285.9E-06                   (X_U43.7)    2.2183                      


(X_U43.8)    2.2183                   (X_U43.9)    0.0000                      


(X_U29.10)    1.6604                  (X_U29.11)   14.6590                     


(X_U29.12)   14.6590                  (X_U29.53)   13.5000                     


(X_U29.54)  -13.5000                  (X_U29.90)-76.64E-09                     


(X_U29.91)   25.0000                  (X_U29.92)  -25.0000                     


(X_U29.99)    0.0000                  (X_U43.10)    2.7770                     


(X_U43.11)   14.6570                  (X_U43.12)   14.6570                     


(X_U43.53)   13.5000                  (X_U43.54)  -13.5000                     


(X_U43.90)    2.0166                  (X_U43.91)   25.0000                     


(X_U43.92)  -25.0000                  (X_U43.99)    0.0000                     


(X_U42.x_lf412.6)-320.0E-06           (X_U42.x_lf412.7)    2.5062              


(X_U42.x_lf412.8)    2.5062           (X_U42.x_lf412.9)    0.0000              


(X_U42.x_lf412.10)    1.6604          (X_U42.x_lf412.11)   14.6590             


(X_U42.x_lf412.12)   14.6590          (X_U42.x_lf412.53)   13.5000             


(X_U42.x_lf412.54)  -13.5000          (X_U42.x_lf412.90)    1.3887             


(X_U42.x_lf412.91)   25.0000          (X_U42.x_lf412.92)  -25.0000             


(X_U42.x_lf412.99)    0.0000         





    VOLTAGE SOURCE CURRENTS

    NAME         CURRENT


    v_V4        -2.170E-03

    v_V5        -2.171E-03

    v_V1         3.932E-11

    v_V2        -2.171E-03

    v_V3        -2.170E-03

    v_V7        -2.170E-03

    v_V8        -2.172E-03

    X_U29.vb    -1.259E-09

    X_U29.vc     1.250E-11

    X_U29.ve     1.450E-11

    X_U29.vlim  -7.664E-11

    X_U29.vlp   -2.500E-11

    X_U29.vln   -2.500E-11

    X_U43.vb    -2.859E-09

    X_U43.vc     1.138E-11

    X_U43.ve     1.562E-11

    X_U43.vlim   2.017E-03

    X_U43.vlp   -2.298E-11

    X_U43.vln   -2.702E-11

    X_U42.x_lf412.vb  -3.200E-09

    X_U42.x_lf412.vc   1.106E-11

    X_U42.x_lf412.ve   1.594E-11

    X_U42.x_lf412.vlim   1.389E-03

    X_U42.x_lf412.vlp  -2.361E-11

    X_U42.x_lf412.vln  -2.639E-11


    TOTAL POWER DISSIPATION   1.95E-01  WATTS



**** 12/14/97 08:52:23 ********* PSpice 5.1 (Jan 1992) ******** ID# 62539 ****


 * C:\PS-PICE\kurs_pro.sch



 ****     SORTED DEVIATIONS OF V(out)      TEMPERATURE =   27.000 DEG C


                      WORST  CASE SUMMARY


******************************************************************************






 RUN                    MAX DEVIATION FROM NOMINAL


ALL DEVICES              .7441  higher  at F =  478  

                        ( 139.19% of Nominal)




          JOB CONCLUDED


          TOTAL JOB TIME          171.25




Âûâîä. Ïîëó÷åííàÿ ñõåìà àêòèâíîãî RC ôèëüòðà ñîîòâåòñòâóåò òåõíè÷åñêîìó çàäàíèþ.Ïðè Rn=10 kOm è Rã=2 êÎì, à òàêæå â òåìïåðàòóðíîì äèàïàçîíå +5..+35 °Ñ ñõåìà ñîõðàíÿåò ñâîè õàðàêòåðèñòèêè.


Ëèòåðàòóðà.

1. Ë.Ï. Õüþëñìàí “Òåîðèÿ è ðàñ÷åò àêòèâíûõ RC öåïåé” Ì.: “Ñâÿçü” 1973ã.

2. Êîíñïåêò ëåêöèé ïî äèñöèïëèíå “Ìèêðîñõåìîòåõíèêà”.

 

 

 Ñîäåðæåíèå

 

Ââåäåíèå                                                                                                    1

Ïðîåêòèðîâàíèå àêòèâíûõ RC-ôèëüòðîâ                                  2

Àïïðîêñèìàöèÿ                                                                              2

Òåõíè÷åñêîå çàäàíèå                                                                                 3

Àïïðîêñèìàöèÿ ïåðåäàòî÷íîé ôóíêöèè ïîëèíîìîì ×åáûøåâà             3

Ðåàëèçàöèÿ â ñèñòåìå Pspice                                                                      8

Ðàñ÷åò ÷óâñòâèòåëüíîñòè ñõåìû íà íàèõóäøèé ñëó÷àé .                       11                                  

Ðàñ÷åò äèíàìè÷åñêîãî äèàïàçîíà ñõåìû                                                   14

Ñõåìà ôèëüòðà                                                                                 15

Ïåðå÷åíü ýëåìåíòîâ                                                                                    16

Âûõîäíîé ôàéë äàííûõ Pspice                                                                   17

Âûâîä                                                                                                           45

Ëèòåðàòóðà                                                                                                   45





 

 

 

 

 

 

 

 

 









Ñòðàíèöû: 1, 2, 3, 4, 5, 6



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