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i Ä°ÃÄ°NDEKÄ°LER Sayfa Ä°ÃÄ°NDEKÄ°LER ...
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36<br />
Yükselme Zamanı Durumu<br />
C1<br />
= CBDP<br />
1<br />
+ CBDP2<br />
+ CGDOVPWP<br />
2<br />
+ CBDN<br />
1<br />
+ CONWN1LN1<br />
/ 2 + + CGDOVNWN1<br />
+ C<br />
+ C<br />
GDOVPW<br />
P3<br />
+ COPWP3LP3<br />
+ CGSOVNWN<br />
3<br />
+ CGDOVNWN<br />
3<br />
+ 2CONWN3LN<br />
3<br />
/ 2 + CL<br />
C1L<br />
= CGSOVPWP3L<br />
+ CGDOVPWP3L<br />
+ COPWP3L<br />
LP3L<br />
+ CGSOVNWN<br />
4L<br />
+ CGDOVNW<br />
+ CONWN<br />
4LLN<br />
4L<br />
C<br />
2<br />
= CBSN1<br />
+ CBDN<br />
2<br />
+ CGSOVNWN1<br />
+ CONWN1LN1<br />
/ 2<br />
C<br />
3<br />
= C GDOVN<br />
WN 2<br />
C<br />
4<br />
= CGDOVPWP<br />
1<br />
+ COPWP<br />
1LP1<br />
/ 2<br />
1<br />
⎡<br />
⎤<br />
⎢<br />
7η<br />
P<br />
VDD<br />
/ 8 −VBINSP<br />
− (<br />
P<br />
−1) VDD<br />
− 2<br />
SP<br />
( 2<br />
FP<br />
+ VDD<br />
/ 4)<br />
2<br />
1<br />
1<br />
η<br />
1<br />
γ<br />
1<br />
φ<br />
1<br />
/ 3<br />
α<br />
1<br />
≅ β<br />
P1<br />
⎢<br />
P<br />
⎢<br />
( ) ⎥ ⎥⎥ F<br />
−<br />
PR<br />
⎣−VDD<br />
4 exp − PF<br />
t<br />
DR<br />
⎦<br />
1<br />
⎡<br />
⎤<br />
α = − − 7 / 8 − 2 ( 2 + 3 / 4) 2<br />
2<br />
β<br />
N1<br />
VDD<br />
VBINSN1<br />
η<br />
N1V<br />
DD<br />
γ<br />
SN1<br />
φFN1<br />
VDD<br />
/ 3<br />
⎢⎣<br />
⎥ ⎦<br />
GSOVP<br />
W<br />
+ NC<br />
1<br />
⎧<br />
⎫<br />
α = ⎨ − − ( − ) / 8 − 2 [ 2 + 3( − )/<br />
4]<br />
2<br />
3<br />
β<br />
N1<br />
VDD<br />
VBINSN1<br />
VDD<br />
VTNF<br />
η<br />
N1<br />
γ<br />
SN1<br />
φFN1<br />
VDD<br />
VTNF<br />
/ 3⎬<br />
⎩<br />
⎭<br />
Düşme Zamanı Durumu<br />
C′<br />
+ CGSOVPWP2<br />
+ CL<br />
+ NC′<br />
2L<br />
C′<br />
2L<br />
= CGSOVNWN<br />
2L<br />
+ C<br />
GDOVNWN<br />
2L<br />
+ CONWN<br />
2L<br />
LN<br />
2L<br />
+ CGSOVPWP2L<br />
+ C<br />
+ 2COPWP2L<br />
LP2L<br />
/ 3<br />
C ′ = CBDN<br />
4<br />
+ CGDOVNWN<br />
4<br />
+ CONWN<br />
4LN<br />
4<br />
2 + CBSN<br />
3<br />
+ CGSOVNWN<br />
3<br />
+ C<br />
C ′<br />
3<br />
= CGDOVPWP3<br />
+ CGDOVNWN<br />
3<br />
+ CONWN<br />
3LN<br />
3<br />
/ 2<br />
PF<br />
⎡<br />
−<br />
⎤<br />
PR<br />
⎢V<br />
DD<br />
−VDD<br />
4 exp( − PR<br />
tdf<br />
) −VBINSN<br />
3<br />
−η<br />
N 3VDD<br />
/ 8<br />
α ′<br />
1<br />
≅ β<br />
N 3 ⎢<br />
⎢ ( ) ⎥ ⎥⎥ 1<br />
⎣−<br />
2γ<br />
2 + / 4 2<br />
SN 3<br />
φFN<br />
3<br />
VDD<br />
/ 3<br />
⎦<br />
PF<br />
⎡ −<br />
⎤<br />
Pr<br />
⎢V<br />
DD<br />
4 exp( − Pr<br />
tdf<br />
) −VBINSN<br />
3<br />
−η<br />
N 3V<br />
DD/<br />
20<br />
α ′<br />
2<br />
≅ β<br />
N 3 ⎢<br />
1<br />
⎢<br />
⎣−<br />
2γ<br />
2 + /10 2<br />
SN 3<br />
φFN<br />
3<br />
VDD<br />
/ 3<br />
1<br />
= CBDP3<br />
+ CBDP4<br />
+ CGDOVPWP4<br />
+ CBDN<br />
3<br />
+ CONWN1LN1<br />
+ CGDOVNWN1<br />
+ COPWP2LP2<br />
/ 2<br />
GDOVP<br />
2<br />
/<br />
ONWN<br />
3LN<br />
3<br />
( ) ⎥ ⎥⎥ ⎦<br />
⎡<br />
α ′ ≅ − − / 20 − 2<br />
2<br />
3<br />
β<br />
N 4<br />
VDD<br />
VBINSN<br />
4<br />
η<br />
N 4VDD<br />
γ<br />
SN 4 FN 4 DD<br />
3<br />
⎢⎣<br />
1<br />
⎤<br />
( 2φ<br />
+ V /10) /<br />
⎥ ⎦<br />
N 4L<br />
W<br />
P2L<br />
P3<br />
1L<br />
/ 2<br />
Şekil 2.25. Yükselme ve Düşme Zamanlarındaki Kapasite ve İletkenlik Faktörleri
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