Thiết kế bộ chuyển đổi tương tự số 8 bít sử dụng công nghệ bán dẫn CMOS

86

-, '59 '+-%,2 2+ -, ''2+2+,

2+9= 21 2, 

8,- 8/ & ',9= 2
-8
2+8 7
&‰87 ( 2+'2+2+, &2( 2'137

09 2: 28, '7

,Ž2 M


86

-, '59 '+-%,2 2+ -, ''2+2+,

2+9= 21 2, 

8,- 8/ & ',9= 2
-8
2+8 7
&‰87 ( 2+'2+2+, &2( 2'137

2KŽRL'–RKRKL M RX :M R8L–RK
'LY]“RRKŽRL/ XLY X M RX
1W 

09 2: 28, '7

2+ -, 2+( 2/,3%, '
87'L
G8V•RL

,Ž2 M


0 -'%1 3%2
8˜M\MRGEQ SERXSRF RL RKR MHYRKXLM XO ZW PM YX–RLXSR
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MX

RKX W F–XW

H RKG˜RKRKL FRH R'137dPHSX˜MX RKLM”RG YZXL GLM R
, GZM‘RXL GLM RPY RZ R

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1 GP G
1 GP G 
(ERLWGLGGL—RLZ 
(ERLWGLGGF RK 
0 -' 1 2 

1
9 
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/ XUY QSRKQY RXVSRKPY RZ R 
' YXV GG EPY RZ RFESK QGGGL RK 
'L RK8 2+59%2: ',9= 2 -8
2+8 7 
+M MXLM Y 
'GXLœRKW G F RXVSRKFM R MX RKX W ?A 
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726


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'L RKc1 87 ' 986Ž'' & 2' %& &- 2 -8
2+8 7  
 RKH RKG E%('XV•RXL KM M
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'L RKc' & 2: 8,- 8/ -'8
2+8 
+M MXLM Y 
8LM XO Z Q X M R 
' YL—RLGGF OLY] GL M RX RK
' YL—RL137(-3()
1 GL'EWGSHI
1 GLK RKHšRK
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1 GLOLY GL MZMWEM
(MJJMVIRX4EMV

8LM XO Z Q XZ XP¢ 
'L X S
Q XW UYXV—RLG F RRL XXVSRKGL X S-'
'GUYXV—RL\ P¢G F RX SVE8VERWMWXSVW 


'GUYXV—RL\ P¢G F RX SVEGGH‘]H R
1 XW Z˜H Z G YXV G'137XVSRKGœRKRKL G E-'W 
/M QXVEZKM MXLM YW RTL Q
'L RKc8,- 8/ & ',9= 2 -8
2+8 7 
+M MXLM Y 
0 EGL RGœRKRKL GLSXLM XO 
'GTL RQ QXLM XO ZQœTL RK 
 RLRKL EXLM XO  
7
OL MGL GR RK 
8LM XO GLMXM XX RKOL M
1 XW Q GLPSKMGG F RXVSRKXLM XO  
1 GL&-%7 
1 GL37' 
1 GL'314 
1 GL'(%' 
1 GL7,-*86)+ 
1 GL6)+&-8 
1 GL03+-'C'328630 
1 GL&9*>398 
8LM XO F GLY] R MX RKX cW  
/ 809 2 
4, 0 ' 




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,—RL'G GX˜RLX RLG EF %('?A
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,—RL7
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,—RL XL XL LM RUYXV—RLGLY] R MG E*PEWL%('F˜X?A 
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,—RL7
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F
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E

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F
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,—RL&M Y XL MKMERG E%('X˜GLTL‘R RO•RL?A 
,—RL7
OL MG EF FM R M7MKQE(IPXE%('
,—RL7
OL MG EF M YGL 7MKQE(IPXEX RKX F GRL 
,—RL'GH RKX˜RLM YG EF M YGL X RKX F GRL X 
,—RL7
OL MG EF M YGL 7MKQE(IPXEX RKX F G 
,—RL'GF GG F RXVSRKXLM XO ZW R\Y X-'X RKX  
,—RL7
TL‘RG GRKY RGLYRK
'7

,—RL7
TL‘RG GG EGLYRK
'+

,—RL7
TL‘RG GQRKGLYRK
'(

,—RL
E

F

' YL—RL137(MSHI