digisine.ewb

软件电路设计及仿真软件EWB5.0中文版

Electronics Workbench Circuit File
Version: 5
Charset: ANSI
Description: 
"Digital sine-wave generator. This circuit will produce a sine wave using digital techniques. The output frequency is 2400 Hz." 

EncryptionType: 2
UsingVectorGraphics: 0
/000@D0I0?4D<DHI@3078;L=8?@A404D8@4@8GD7L80@030B88HIHC078=4M040542
<@H9@34G4MHE0?D?<B8G0D4K<2@6L<4K0980DE<IDC0B<LHAD3<20=480J@A024:<
98=0?4N<DHADB4F0BDN8FH8H3<<D0<DH>@BD98:<L0BHG<6@<HJ8A@BDEH3@=DILJ
@O89<;<:49HKH@0B008880@2L24:8@@9@=4244<8LAH3@5D3L6L8L4@2LMD=DCDLH
I0OH7H8<;HJD>0248<4H:4D0I03D64;LD@B@C48<FL88BHH8G<IDDDAD14GLNH701
4J<DH=@B870H8LHADK0680H28:<CL90;4JD004DI@C@G454ADM4K<6@78=0J<<<A@
1H5H;@I8BH><9@M<58<82<0H9L20FHBDBH0H4@=<6@@L4L>HA<<4O444:<2HKLFH@
0@4K8306L>@N4;DE<5D1@C44L=HK0L@8D54<H4@9@3D6H>@LHD8F@C4:88L5@981L
E<@D:8CDF890DDC8G@5DOD10MH=H1@B46@><L0D86@3428>@8H8@>8;H30G4=0;H9
0L8<H5H@88DL<6@G<O03H:0@@7@@4A<:04LA0:<MDI4<@E@?4E<GL>@H@D0?4;L;0
AHC@8<;L3DI<@H943864>8A<9<;H2@48<L0H44I4K@5LNDID2L:<I8J0D4K<JH;4D
H?848BL44=0KHD@343<54BL@8C4O<084HO8B4I<;D;46<0D9HK0K8@<28LH9@3444
>8JHL8A@JDF@>4>8KH486HFH0L0<1DML480<0H9@=H=@JLND4DH4681H=@C8CDB43
@EL9@102<<8F@946<<LA@9HH07L$000@J8B0542<@HAD10201D2@@000E40L50<4L
@J0>4:8DL1DA06@40<8H@H@FH14J<<H1H107478=06H4H8HC42H64=@@0D0B40<0H
10305H>8FH002<><>0>4D<DH9@?DC<64:<4L6DF<ELG42D6<GLG0E@ILJ<L@G<EL7
D68M4C4M0O4C490G<DHNLKH9@M4K44@346LE4I<O8N8E0I4K<H8@05D=DF<BLF@C<
J<48:L0H@@2@2048HHF@?46<8L0LB8D4I0HHI<B42<J4?0643<8<H<LDEDL<2DC8=
D2H2H60MD00C00DO8IHE0O4M0DHKD64J<<HD4:4DH0DA@C@?@=DM83LC@N@J<68FH
ED1DC4;LN4>HBH1D2@74<DI@B@MD><6<DHI@;@E490;068DH1H9LK0D@3DB8G064N
<FHE44DK058M@@<54;L7DH0D0@4D<HH1DC<B45DBLC<@8LHID3DDL4L;8D4J8B8;D
A@G@>48<BL0<HLI8@49430F4D@F@F4GD14M40DB4B<2H9<M40LB@8H=LC@J@484H<
4K03@E0L@@4:<2HLLM<3@@HG@<4N<8HEH9D><4<<H3L9H9@><I8D8105@1<IHCHDH
D<5<=4I<@4C<F<E0N8=428HH9DKDJ8AHAL5H903D78=L2<6LGH<D9@8@2H;L98983
474=L3<:@2H;L=D18CD6@=@244<44:8@H9D;4?@>45@=42@EDGL6H<D14LH4@C@;@
B0FD@4C<74L03L$000@80@0O@F00L8@0<@D3H?L@0288H1H3D4L>DK8@0900<<88H
9H9@C<6L><J8J094N<HH=DL<>@I@00040<8@1@3@6H=0;HD04H;4H498306H>DI8@
0B0D<4<LHMDA45H9DKHB054H<DHA8K<38C<?<IHK0:H8<KHF@=4?<@@8@8<A@<L?<
D@B@64B<@@10A040408@H@A044B8=@J@BL;09DD42<@H9HKDL<HDHDJ8LH1<3D70>
@L@2@<4:<DH=DN8C868LH1DC@68;H<0<828E@0L6<=@H8C@9D6H70>4;DJ8?@ED6<
6L<@1<9L?@M8AD>84<4L5DEH5<NDL82H@09<G<88983868<8I0D004@88H9DJ0B<4
H9HB<20B<4HAH9L@404=4H@I0B4><=4L00@7<=4L@@@D@4@@H7@>4L84@4H1@?0A<
D0=@F0B@4@L03L$000@<0@0A0B44<0L1D206H<0J@00J4800410B0?8F028@H9DCD
6840L@M0A004084HK4DDI43<68<DK0:@>4B<@HIH3@20=4N4ED@HG@=4J<LHAD;<F
8H4;HN8KD4<DDA@C44@8@800@044408@L90F89L;L<86D@D9H3078>DAL2H2L94C<
5L>@L0J0B4:<@@9DC4FHI498981@5L6064G4JLAL346H<4IH48LDB4LHI<K0:88<F
H10D8F@>44<4L5DEH5<NDOD6H@<9<G<<8=@0@4DA@3@789HM8BHJ4C8C<B42<J<LH
IDC@6@>@J8=HG06@78<HCHCH1@346H=0@0E0842<M@L@>L2<B8N83<N8H@A42<C48
0A04@=05H143<68H49H286HD4A42L68G@H@0@7HN0084L0@@44DL03L$000@2@@00
0E4@L44=LK8F@?4L<0H8@8<K8<05LO4MHB4:8HH9@284840@8@020:48<4@K4DL5L
F4C8884L1@CD78><80D@0404B<M@JLLH1<3D70>@L@2@<4:<DH=DF8A828H<1<9@9
@MHND<<@H9DC0F<90?4D@O468FHJ@B004442LDDAD3<74=4>4;DE4MLFL34;@K82D
<<4<50<4L@J0>4:8FLA@JHK@A@C@C06H=LLHD@D4B<>HH<DDJ464N<N@<@H@D0840
<@@1D306DI418:HH8F0E4:<FH3@M0A0A4N<90B<6L<@I8F0E4L8FHHHFL54GH6D0@
L@8L2<B8N83<682<O0B0;LA@3<70=0@0D0@42<M@L@6L2<B8N8B<>8H<9<9@D08<?
H7084:4?H68F4N80LO@0<$000@2@@000E4@L54>@H8J0E46<0L8@382060806@D@9
DK8?@D40<@LAHC@48=@I8F@04240@@@105470G@H@20A4M<<H@H9DC0F<90?4D@O4
68LHAD3<6840L@D8F@>44<4L5DEH9<;L3H1D?4J<0H5HMDF8BLI@0D983074>@C@J
@5DD<6D6L4<4LDHIDC<74=4M0D@5DALADJ<64N<N@<8L0I0840<0@9D;@0D5<<4K0
J@54;<1H>@H@H@?4D@I43<68<DK0:@>4;<L<K<2@KL?89LF@7D88D844HHF<7D:8I
8C094886@38HD=4B4;820=HO4:DA4L40D4HM0I05LA4C<G4LDE49HC<68=HM0H84L
2DC8;0A4A8O@<@I0E0@40<H@A@C08@><908D4@2<6DD8306D=0:H10386@A4LH20<
48@C030400LIHFH=0K00@7<0H30N8H@A4:<=060508@A@202<0H4<J@K@106L>0FH
6D2<4<;86H<8?DI@A@6HNDA0=HM02<8@5<A4DH9<H07L$000@38500004B81L:8I8
C094880@8@202048D@H@2004B8=0J@BL;06D?48<DH1@3<4L<4K8B@EDN<G8HDJ@C
0884L1@CD78><80D@0404B<6HDDK41@?4J<0H5HMDF8BLI@0@983074>@C@J@=4?<
5H7464;DKHI@948<4LID3<FLADJ864N<L@<@I0E0K4:H1DC4C018:HH8F0E4;<?8L
@M0A094@H5HMHE8L8FHHHNL5@GHND;H=0?<@@8@8<A@:L94OD1@?4L8H@A49@>@;D
@<B<24<HK@=@I<0H9D606@H89@J064889@C0A@B0@<<HH46<2<J4106DM<H<@DI@9
<M824KDK0>D242<ED4@0@N@442D0HBH0@44>@A<14BLDH=0L000:4D<4H8HJ<J0<H
C4E0>0@<@06H=4LHA@J4B4FH14<4K028JD04OL$000@80@0C0884L1@CD78><80D@
04040<8@0<@DIDIHD45LAL@HG@=40<BL>HK49<IL7D:0H8I0D4L<D@9HK<><I4A4M
4N8<H9H3878=4KHG0=DB@AHC44L4L@<8HIDFH=0L0H@:@F028@H9DCD6840L@M0A0
94@HKHJ<L@1DC468=@E8G0EDN47DA<=LGD2LK83H44J420L<JD3H54<DI@4@44084
81010248<CH70>4888<4@K4C<;82<I88HH014B<24<HJH=LCL9DB06<089@J064C<
9@O0I@:H@<8H9@6@F<JL:LID1<H8<4H@O8B8A4=L1L04D<;0A4A4=H;0HLLL4@9@K
<6848FD=H646DH4A4JD1<L0O8F4B4D<4H>0HH=86<<460K<ID888@8HID88L@4HL0
3L$000@<8J@00J4800410B0?8F028@H9DCD6840L@M0C004480H1@306080LH906@
=<N8@H9@346H:DK@D@D46<0L8@383D64>4ED@HG@=4J<LHAD;<F8H4;HN8KD4<DDA
@C44@8@800@0444<8901@B4<@D<GHO0G0C@@@=4;<0HD@JH5DDHHH2@78<4M0J@KD
@L<@N06@K<OD08BL>HHDO004983074>@C@J@=4?<5H7064;DKHI@5D>8=4>L9@K8I
D;L;468<@J0E@CL3474<8D8M43H=<>8=0M<0L4HG8=HD4=<>HA@GD24I@2H0<8L1D
206@1<<46@F<6L5HDHF86@7@5@?L9DF@B82060C@B@C4L0I4F@30H<D8=050HH9@>
@1D@<14J<1@?4L8H@949DJ0<4E8C46034D4<H64F8<42<J4A0FL><84L<4H9@9@6@
2<N01L$000@80I00004N<8<0<0D4080M8<4I0C<6H=DKHG04D3<M@4DKL7D:8I8C0
94880@8@202048@HI020946HM89<E@C8G@44:<@HADB<60=DI8JH?4KD<8=89@D42
<@H9HCD7440J8B8H4J<=@NL1<;@K82DL<0L50<4L@J0>4:8DLMDG4I@H@>@?46<4L
1DCDF@7<4HADIH8H:LBHA@3074<8@0E0044<4L;4H498306H>D9<ALK@K<HD=@009
@G@64MDA058=HE<?4ELM4A01474KDID0@9LKD<<9@AHD8G<C4=DJDH0A4E0?<E@I4
44EHCL4L9HC@K08@JL6D703484HH9DF06@H89DJ064889@C0K00<LL=0>42<J4106
D80I@9@8DG0J0F@KH<8D8BD@@:LBL@0?L$000@A0@0100888@@2@3848806@:0000
8D@3HO828E<4H=LI0B@<4L<4@9@C<6840D@JH5DDHHH2@78<4M0J@C40<481D10C0
F@54ID<HI0C<6H>0=4BLGD<@4H:0H8I0D4L<D@9HK<><H4A4M4N8<H9H3878=4KHG
0=DB@AHC44L4L<<0HIHO8B4>4D<4H;4H498306H>D9<AL3@3D64I4J0HD;D:DK@JH
O0CHHDFLKH1<=DALB0=0A0N4=8ALB@68<HB8;87L60J4>D1<;DF<HD@@HL=@60=@J
H9LAD3<74J4I@;HL0I@9@8D7DD83<FHKH<8D8BD@@@0L4D@J@0@9LDHHD302HELD4
3074>0FH:D0<4LD8@HH4@@=4@H7@>4L80@4LM060JD9@30A@>0><4<I0H004H8HH1
DC<=08HE@5L3<68<0H8HDH@J06<60D@@05LL03L$000@M0@@D4:<<L1HA06@40<0@
0=0D0000@I03@O8N8=0I0C<6H>0=4BLGDN@K@0<4DA@3@789HM8F@7DBLC@C05H=L
LHD@D4B<LHADK<8HM4C0?4>864>0I@=@M<8H9@9@0D5<<4K0J@540<88AHAHC0<@M
07D9DKHB054H<DHA8K<38KLF<O0JH?<D4MD24281D64;HMDB4:8HH9@284840@8@0
2064L@A42<4L748@B8GDE46D?<DH@8B824>8=H@@3870H4J01064<0@8AH44>0H8<
<A03<68M<HL8H1DC<40<L90N064;<9@30I@:H><E@A@K4=@48F8<4?DJ0>0>4><7L
M824KDG0DLA0:H2808HHB<<82<;D@L1HH<94C0FHDD9D=8KD<8=8@81@;80<OH04$
000@J8M0C004080HA03070<HFH:D0<8L1H201D2@@000E40L5<<4K0J@540<88AHA
HC0FL4LG86@?48<DH1@C<58=HJ8J0C40<485DGHJDB06L=DK8G@>49<6HK09<GH?<
D@B@64B<@@10A040408@1@?4L8H@94A@3048I4<H?DA4JD2@78<4M0J@7D=H68<HK
8OD00L0J8EHC0I0D0@@B48<HL94CDFHLL282<J<LDIDK@L8B@>H6LHH206D3<>@H<
0HIHFH<@I08@6<<@?DI@A@8HNDA0=HM@2<8@5<1404?D90G4A4=H?@@LL44@9@K<J
84@FD=H646DH4948<70=H8H8<6D:46DG@O8849<8<7084888<8DN0J0@D8<K<C@2H
B44@8LB8:014H88@0L:49@D@70:DAH>06H>8FH84<<4H0HL4D4AD8@:D<48028D8@
D9H;00@H<L8N@6LFH@8IDJ4@4<@5070J03L9H30>@1HO00L$000@<0@0A0:4D<0H1
H206<<@J@00J4800410B0?8F028@H9DCD6840L@M0A004084HK4DDI43<68<DK0:@
>4B<@HIH3@20=4N4ED@HG@=4J<LHAD;<F8H4;HN8KD4<DDA@C44@8@800@044408@
H90F89L;L<86D@D9H3078>DALBHA@B@>H7L5HG0F@5<4H3H50<4L@J0>4:8DLMDG4
L@H@>@?46<FLO0D@KDL<HD=LLHI4HDH0>4F<MD@82<:<24A@I@6HL@A42<4L64<@8
8I<208DN0J0@DH<509HH8F@5D0H:85<00B44@8LB8:014H88@0L:49@O@500H@<:4
0<0@ADC430@<8<K<6@:D<4600DJ4884L=@;@AD=4MLN0K43H<<5<K03@3D90@H<8O
8@<CD<H>8H0A0145HC8C4147@=48H0H1@346LL4J@5@L03L$000@2@@000E4@L44=
LK8F@?4L<0H8@8<K8<05LO4MHB4:8HH9@284840@8@020:4@D@H90F8:4;L<88D4@
1@CDF0>D;DALC0>H9DKHB054H<HH94C06H<DJ<=0=@0DC<D<0<I4:09@GLE4FD8@D
LIH3@20=480H0D@9D=4A@G<005HMDA8N430B@60>8M070E4J<NH;@>8<8G8:H@06@
>@J8=H@D6@78<HCH;@1@3@6LK<D8<42<:<H498306H>D9<@D3@3D64I4J0HD24:DK
@JHO0CHHDFL@H@058@H7@>4L84@HH9@>@JD@8B<44=H@8DL44<4<0<@:068@@1@30
60K<C8>42<2@1D:42<:@K40D8L9DJ06@@@9DC@4404OL$000@38500004:81L:<M0
@@D4:<<L1HA06@40<0@0L@4H?D?46@L@9D3<G0F@I<;H?8MH@4288H1H3D4L>DK8C
H9<9H9@BL6L><J8J094N<HH=DD<>@I@7@G4306L=0FH6DL<4HDH@8BD60=@M8B@04
448L8L9@68N@CH4H=LI0B@<4:<HD=DADML;4?@M<GDJ0NH10A4@H30ELNH9054<<4
H1424208480A030N8H@A4J<>84HB8=@9H5D18:H@HF0<42<6@1D@42<98@HB@IDBD
6@>8I8I@BDKH8@00>LMLA8E86L70=LL<40C80D<LC@:D8<<HH49LNHC8:<LHE@6H=
LB@AD3840K<D8:42<<<G464=LK0G@E44<>L5LCL6DJ46D04?D948<2HLLH03HFLE<
LD1<K@C0G@6H644HH8N<HD9@C064>@KH:H=D9L1@2L60<0J0D0<4B<=@BHBL=00HH
<8D1H3868<0I04@0@CHE824<H2<NLI0F014@<A4<8I0A@C45<7@F8C4=088H@9@60
<464><H<64I8H@C8I00HAH3@74<@88I@H@K<G@90J4H@?4;D9@K@20C@GDE88<H07
L$000@80@0I@<4I@3<6H=LM8I004B40H0@1@201D2@=8I<CH7<=4L@B@O4B8@H5@G
HA<C<6L<@3<0<0L8@202048<0A04@K<L0O4<84HI@3078=LE<GD0L@HA<3@70>0H0
I0:4B<M@BH2LCH=H?D?4C@N0=4BLGD<@=H>0KHI@5D1D78=0@0A0440<<@9L1DC87
0ILID54><:HC<L4=@90IH?804<42<L<;<E0C44H8H9@>@N<H@>0240<8H1@3<74B4
9D;<3L60<HJ@@0946@@L@H;4<H=H2H387024IDK8O088<<0H9D10C<404L5@K@><4
<0H1DC4M04H8@M41H1D6<GHA@=4<848C804<LA@1D98<HB0640<HHADC<>0C024K<
3D38<HE0G4BL<@L08@6@@<IDH8G@D4649DI@?8GD60HH@H:06<JL9D70109D4H8HG
HD@?4<@G0@@386@F<G40L1<>DH07L$000@80I000J4800410B0?8C0:<LHI@3@20=
4>@K000840<8@1@307080NHH@B004N<6LDHH@C06L=@KHJ@B4;<2L40<0B89DMHD@
B4:<LH9<38F8O05H=HKHB0=D1@3@208480A0G044B8=@@<LLA<C460<<M0G@EDNHC
HC0<@C<G@A0=DO8N87044J85H?<I4=@L0G@AD3D>LKHIDOD2DH<4H5@BHGLN<2<C8
70?L@8@DHD<0G0F084L<0HA@3874B4ID44H<8D9DA0C40DLL3HC4042<0HF<K0C0I
4<H@D68:LJ@@@@45<;@H0F0:4D<HH9D>@5H>8442<?8<HA4K4B<2<LL<D64=<?D6H
I@LH=@0@L84H2464N@I@002<1HMHI4844<HL1@C<>0C008HH1@386@>088IH5@68@
<1L6<B4I@K8O0CHC4:06H443@J0>DEHM@@D04?8L<C<4<;03LN01L$000@80@0I@<
41LA00H18NDK@0<LLID3@20=4>@J000440<0HI0CH307480I@4@?<ID54><6HID<@
JH<L8<>0B8?DHHG@<4N<DHAHK@@HCH4<J4L@9H3874<DGHD@44A<MLL8LH1DK4HHH
004240@@@103048I46H?0GHC0146<@HIHK<=8MLA494FHI4A<K0DH5LAL2<48MDA8
=8ADC0F4HH9D;@B@<8IDC<@4E0;4O0FL8D2<H8JHF4A4=H3DC4I0JH@4L4488L1D3
070A4LH:0F4O8@LC@A0:HELM@H8=8HH9D60L80D2L60<@K@G0A4<4801@MLL8C<8<
H<?86<NLAH1@C470AL:<;HEL@@3060<<G0C4C0MH40<8BH306D=@D8><5<J@A0=DL
HK4I@@0140<MLHDA0A4=41@6D9<JD8@FLN@D@>4<<@H1DC@30F@HH2848FH7<=498
H07L$000@L@B@04J4800410B074M@DDLL3H70=LLH@090D<@<0H10C4;D60K<E004
484HK4=<9HC4F<J8G@:47080GHC4946H3<N<@HIDC<78>8M<O<=@A44H>LJ8BHDL5