1
1
bvDè0y?" ù?
7.5 ?×
(?
7.5.1 ?y
1
I
1
^?×
(?
(?
?? ?
H ----×
(?
? ?
H ---- ×
----ü t
W
----×
{1? a z%?￥ ?
2 +?
(1)
{ a
{ ?]
(2) ×
HW t
w
o %??
=?è
^?
Híq
(3)B?×
B? ×
b
?
tc
o?￥á
3D) ?è
^
2
bvDè0y?" ù?
C
d
aR
d
,±sè
^
R
d
> R
on
R < R
off
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
R
R
d
v
O1
7.5.2 ?"?
êè
^F?￥?×
(?
?
tc 7.5 ?×
(?
2
3
bvDè0y?" ù?
t
2
V
OL
1,×
v
O1
= V
OL
v
O2
= V
OH
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
RR
d
v
O1
t
v
I
0
v
1
t
0
D
t
0
v
O1
t
0
v
O2
t
0
v
2
V
OH
V
OL
V
OH
V
th
v
2
(0)
t
w
t
1
t
1
t
2
2,(?J t = t
1
3, ×
t = t
1
+
C è
v
2
↓ t = t
2
H v
2
" V
th
4, ×
2
t = t
2
5,ˉ¨
t = t
2
,Cbè
v
2
↑ t
re
≈ 3τ
b
C
d
aR
d
,±sè
^
R
d
> R
on
R < R
off
4
bvDè0y?" ù?
t
2
V
OL
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
R
R
d
v
O1
t
v
I
0
v
1
t
0
D
t
0
v
O1
t
0
v
O2
t
0
v
2
V
OH
V
OL
V
OH
V
th
v
2
(0)
t
w
t
1
t
1
t
2
? t
w
C è v
2
↓
τ
" RC
( ) () ( )
OLOH
VVvtv?+=
+
0
212
()0
2
=∞v
( ) ( )
() ()∞?
∞?
=?=
+
222
212
12
ln
vtv
vtv
RCttt
w
()
th
OLOH
V
VVv
RC
)(0
ln
2
+
=
3
5
bvDè0y?" ù?
t
2
V
OL
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
RR
d
v
O1
t
v
I
0
v
1
t
0
D
t
0
v
O1
t
0
v
O2
t
0
v
2
V
OH
V
OL
V
OH
V
th
v
2
(0)
t
w
t
1
t
1
t
2
? (??|?
ù
T > t
w
+ t
re
rew
tt
f
+
<
1
max
(??|
z
?N
t<<t
w
H
?3±sè
^
(??|
z
?N
H
?3±sè
^
t
6
bvDè0y?" ù?
7.5.3 ?×
(? ￥?1?¨
1?
H
2ü
H
3??
?
tc 7.5 ?×
(?
4
7
bvDè0y?" ù?
7.6 ~??
7.6.1 ?y
1?l
á
3 ?
Zo
d??o
￥1??è
^
2+? í×
? ×
-W?9yT
3F? 71 qQ ??
ütì?
4?¨
?|÷
?
tc
o?￥á
3D) ?è
^
7.6.2 è ??Q ? ~??
1 1
A
R
V
O
B
C
e ? C bè? v
A
M
v
A
r V
th
Hd
êJ b
8
bvDè0y?" ù?
t
1
7.6.2 è ??Q ? ~
??
?
1
1
A
R
V
O
B
C
V
OL
V
OH
V
OL
V
OH
t
2
t
0
v
B
t
0
v
O
t
0
v
A
V
th
t
3
1,L
!Yè
§W t=0
v
C
=0,v
O
=V
OH
5 v
A
=V
OH
,v
B
=V
OL
2,t > 0,v
O
→C→R→B→G
1
{
→
1 è τ" RC v
A
↓
3,t = t
1
,v
A
=V
th
,G
1
J
4,t > t
1
,v
B
→R→C→G
2
{
→1
Q_ è τ" RC v
A
↑
5,t = t
2
,v
A
=V
th
,G
1
J
6,t > t
2
,C è v
A
↓
7,t = t
3
,v
A
=V
th
?
tc 7.6 ~??
5
9
bvDè0y?" ù?
7.6.2 è ??Q ? ~
??
?
1 1
A
R
V
O
B
C
t
1
V
OL
V
OH
V
OL
V
OH
t
2
t
0
v
B
t
0
v
O
t
0
v
A
V
th
t
3
?
tc 7.6 ~??
??B??
ù t
1
~ t
3
T=T
1
+T
2
???
ù
???
ù
RCRC 92.05.2ln ≈=
RCRC 4.14ln ≈=
121
ttT?=
()
OHth
OHOLOHth
VV
VVVV
RC
= ln
( )
OLth
OLOLOHth
VV
VVVV
RC
+
= ln
232
ttT?=
T" T
1
+T
2
≈ 2.32RC
10
bvDè0y?" ù?
7.6.2 è ??Q ? ~
??
?
1
1
A
R
V
O
B
C
t
1
V
OL
V
OH
V
OL
V
OH
t
2
t
0
v
B
t
0
v
O
t
0
v
A
V
th
t
3
?
tc 7.6 ~??
??B??
ù t
1
~ t
3
T=T
1
+T
2
???
ù
???
ù
RCRC 92.05.2ln ≈=
RCRC 4.14ln ≈=
121
ttT?=
()
OHth
OHOLOHth
VV
VVVV
RC
= ln
( )
OLth
OLOLOHth
VV
VVVV
RC
+
= ln
232
ttT?=
T" T
1
+T
2
≈ 2.32RC
??
q￥ú#×??
RC bè
HWè
￥9
RC￥×?? b
n
@ ?8??
??
q￥ú#×??
RC bè
HWè
￥9
RC￥×?? b
n
@ ?8??
6
11
bvDè0y?" ù?
7.6.3ì? ~??
1
1
A
V
O
B
1
?¨
B)%μ￥
ü (.
{ü
t
HW|
?Dd
ê
Q
M GQ1 óKaB?
{
Q ???B?
{ ?
?¨
B)%μ￥
ü (.
{ü
t
HW|
?Dd
ê
Q
M GQ1 óKaB?
{
Q ???B?
{ ?
t0
v
B
t
0
v
O
t0
v
A
t
pd
2t
pd
3t
pd
4t
pd
5t
pd 6t
pd
7t
pd
T = 2 nt
pd
T = 2
pd
?
tc 7.6 ~??
12
bvDè0y?" ù?
t
2 t
3
t
1
7.6.4 ?
@
á+(? F?￥ ~??
v
I
V
Z
-V
Z
V
th1
V
th2
v
O
0
0
32
2
1
>
+
+=
Zth
V
RR
R
V
0
32
2
2
<
+
=
Zth
V
RR
R
V
RC?
H
íq,ü
tT¨
RC?
H
íq,ü
tT¨
-V
Z
V
Z
t
0
v
O
V
th1
V
th2
+
-
v
O
D
Z
(V
Z
)
R
2
R
3
R
1
R
V
I
C
T
1
T
2
Zth
Zth
VV
VV
RCTT
+
+
==
2
1
21
ln
V?
q
V?
q
+
=
3
23
2
ln
R
RR
RC
t
0
v
I
=v
C
?
tc 7.6 ~??
7
13
bvDè0y?" ù?
7.8 555?
H # ?1?¨
+
-
C
2
+
-
C
1
5
6
2
8
?M
bv
{
1 4
3
7
V
CC
R
3
R
4
R
5
v
C1
v
C2
R
S
Q
T
28
V
REF1
V
REF2
Q
{
bè
ˉê
1
e?è
a
{ ?
?′
{ ?
v
11
(?
{ ?
v
12
1,F?
(1) èEsa (4) ?Mbv
{
(5) bè5 T
28
(6) ˉê
CCREF
VV
3
2
1
=
CCREF
VV
3
1
2
=
7.8.1 555?
H 2#yTe ?
(2) 1? C
1
aC
2
(3) R S(?
?
tc
o?á
3D) ?è
^
14
bvDè0y?" ù?
2,e ?
1ˉê
2
+
-
C
2
+
-
C
1
5
6
2
8
?M
bv
{
1 4
3
7
V
CC
R
3
R
4
R
5
v
C1
v
C2
R
S
Q
T
28
V
REF1
V
REF2
Q
{
bè
ˉê
1
e?è
a
{ ?
?′
{ ?
v
11
(?
{ ?
v
12
11 REFI
VV <
22 REFI
VV <
LV
C
=
1
HV
C
=
2
0=R 1=S
0=Q e" H T
28
??
3
11 REFI
VV >
22 REFI
VV >
HV
C
=
1
LV
C
=
2
1=R 0=S
1=Q e" L
T
28
?Y
4
11 REFI
VV <
22 REFI
VV >
LV
C
=
1
LV
C
=
2
0=R 0=S
?
?
tc 7.8 7.8.1 555?
H 2#yTe ?
8
15
bvDè0y?" ù?
+
-
C
2
+
-
C
1
5
6
2
8
?M
bv
{
1 4
3
7
V
CC
R
3
R
4
R
5
v
C1
v
C2
R
S
Q
T
28
V
REF1
V
REF2
Q
{
bè
ˉê
1
e?è
a
{ ?
?′
{ ?
v
11
(?
{ ?
v
12
?
tc 7.8 7.8.1 555?
H 2#yTe ?
555
?
V
{
?
{
?
V
I1
?
V
I2
éˉê è
V
O
T28
? ?LL ?
< VREF1 < VREF2 HH ?
>VREF1 >VREF2 HL ?
< VREF1 > VREF2 H ? ?
16
bvDè0y?" ù?
7.8.2 ? 555?
H F?￥?×
(?
1
7
6
2
3
5
8
555
4
V
CC
v
o
v
c
C
+
-
v
1
C
4
R
4
R
F01.0 μ
t
W
V
REF1
t
0
v
O
t
0
v
I
t
0
v
C
CCCC
CC
W
VV
V
RCt
=
3/2
0
ln
?
tc 7.8 555?
H # ?1?¨
555
?
V
{
?
{
?
VI1
?
VI2
éˉê è
VO
T28
? ?LL ?
< VREF1 < VREF2 HH ?
>VREF1 >VREF2 HL ?
< VREF1 > VREF2 H ? ?
1
bvDè0y?" ù?
7.5 ?×
(?
7.5.1 ?y
1
I
1
^?×
(?
(?
?? ?
H ----×
(?
? ?
H ---- ×
----ü t
W
----×
{1? a z%?￥ ?
2 +?
(1)
{ a
{ ?]
(2) ×
HW t
w
o %??
=?è
^?
Híq
(3)B?×
B? ×
b
?
tc
o?￥á
3D) ?è
^
2
bvDè0y?" ù?
C
d
aR
d
,±sè
^
R
d
> R
on
R < R
off
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
R
R
d
v
O1
7.5.2 ?"?
êè
^F?￥?×
(?
?
tc 7.5 ?×
(?
2
3
bvDè0y?" ù?
t
2
V
OL
1,×
v
O1
= V
OL
v
O2
= V
OH
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
RR
d
v
O1
t
v
I
0
v
1
t
0
D
t
0
v
O1
t
0
v
O2
t
0
v
2
V
OH
V
OL
V
OH
V
th
v
2
(0)
t
w
t
1
t
1
t
2
2,(?J t = t
1
3, ×
t = t
1
+
C è
v
2
↓ t = t
2
H v
2
" V
th
4, ×
2
t = t
2
5,ˉ¨
t = t
2
,Cbè
v
2
↑ t
re
≈ 3τ
b
C
d
aR
d
,±sè
^
R
d
> R
on
R < R
off
4
bvDè0y?" ù?
t
2
V
OL
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
R
R
d
v
O1
t
v
I
0
v
1
t
0
D
t
0
v
O1
t
0
v
O2
t
0
v
2
V
OH
V
OL
V
OH
V
th
v
2
(0)
t
w
t
1
t
1
t
2
? t
w
C è v
2
↓
τ
" RC
( ) () ( )
OLOH
VVvtv?+=
+
0
212
()0
2
=∞v
( ) ( )
() ()∞?
∞?
=?=
+
222
212
12
ln
vtv
vtv
RCttt
w
()
th
OLOH
V
VVv
RC
)(0
ln
2
+
=
3
5
bvDè0y?" ù?
t
2
V
OL
& &
v
O2
G
1
G
2
C
d
v
I
v
1
v
2
v
C
C
RR
d
v
O1
t
v
I
0
v
1
t
0
D
t
0
v
O1
t
0
v
O2
t
0
v
2
V
OH
V
OL
V
OH
V
th
v
2
(0)
t
w
t
1
t
1
t
2
? (??|?
ù
T > t
w
+ t
re
rew
tt
f
+
<
1
max
(??|
z
?N
t<<t
w
H
?3±sè
^
(??|
z
?N
H
?3±sè
^
t
6
bvDè0y?" ù?
7.5.3 ?×
(? ￥?1?¨
1?
H
2ü
H
3??
?
tc 7.5 ?×
(?
4
7
bvDè0y?" ù?
7.6 ~??
7.6.1 ?y
1?l
á
3 ?
Zo
d??o
￥1??è
^
2+? í×
? ×
-W?9yT
3F? 71 qQ ??
ütì?
4?¨
?|÷
?
tc
o?￥á
3D) ?è
^
7.6.2 è ??Q ? ~??
1 1
A
R
V
O
B
C
e ? C bè? v
A
M
v
A
r V
th
Hd
êJ b
8
bvDè0y?" ù?
t
1
7.6.2 è ??Q ? ~
??
?
1
1
A
R
V
O
B
C
V
OL
V
OH
V
OL
V
OH
t
2
t
0
v
B
t
0
v
O
t
0
v
A
V
th
t
3
1,L
!Yè
§W t=0
v
C
=0,v
O
=V
OH
5 v
A
=V
OH
,v
B
=V
OL
2,t > 0,v
O
→C→R→B→G
1
{
→
1 è τ" RC v
A
↓
3,t = t
1
,v
A
=V
th
,G
1
J
4,t > t
1
,v
B
→R→C→G
2
{
→1
Q_ è τ" RC v
A
↑
5,t = t
2
,v
A
=V
th
,G
1
J
6,t > t
2
,C è v
A
↓
7,t = t
3
,v
A
=V
th
?
tc 7.6 ~??
5
9
bvDè0y?" ù?
7.6.2 è ??Q ? ~
??
?
1 1
A
R
V
O
B
C
t
1
V
OL
V
OH
V
OL
V
OH
t
2
t
0
v
B
t
0
v
O
t
0
v
A
V
th
t
3
?
tc 7.6 ~??
??B??
ù t
1
~ t
3
T=T
1
+T
2
???
ù
???
ù
RCRC 92.05.2ln ≈=
RCRC 4.14ln ≈=
121
ttT?=
()
OHth
OHOLOHth
VV
VVVV
RC
= ln
( )
OLth
OLOLOHth
VV
VVVV
RC
+
= ln
232
ttT?=
T" T
1
+T
2
≈ 2.32RC
10
bvDè0y?" ù?
7.6.2 è ??Q ? ~
??
?
1
1
A
R
V
O
B
C
t
1
V
OL
V
OH
V
OL
V
OH
t
2
t
0
v
B
t
0
v
O
t
0
v
A
V
th
t
3
?
tc 7.6 ~??
??B??
ù t
1
~ t
3
T=T
1
+T
2
???
ù
???
ù
RCRC 92.05.2ln ≈=
RCRC 4.14ln ≈=
121
ttT?=
()
OHth
OHOLOHth
VV
VVVV
RC
= ln
( )
OLth
OLOLOHth
VV
VVVV
RC
+
= ln
232
ttT?=
T" T
1
+T
2
≈ 2.32RC
??
q￥ú#×??
RC bè
HWè
￥9
RC￥×?? b
n
@ ?8??
??
q￥ú#×??
RC bè
HWè
￥9
RC￥×?? b
n
@ ?8??
6
11
bvDè0y?" ù?
7.6.3ì? ~??
1
1
A
V
O
B
1
?¨
B)%μ￥
ü (.
{ü
t
HW|
?Dd
ê
Q
M GQ1 óKaB?
{
Q ???B?
{ ?
?¨
B)%μ￥
ü (.
{ü
t
HW|
?Dd
ê
Q
M GQ1 óKaB?
{
Q ???B?
{ ?
t0
v
B
t
0
v
O
t0
v
A
t
pd
2t
pd
3t
pd
4t
pd
5t
pd 6t
pd
7t
pd
T = 2 nt
pd
T = 2
pd
?
tc 7.6 ~??
12
bvDè0y?" ù?
t
2 t
3
t
1
7.6.4 ?
@
á+(? F?￥ ~??
v
I
V
Z
-V
Z
V
th1
V
th2
v
O
0
0
32
2
1
>
+
+=
Zth
V
RR
R
V
0
32
2
2
<
+
=
Zth
V
RR
R
V
RC?
H
íq,ü
tT¨
RC?
H
íq,ü
tT¨
-V
Z
V
Z
t
0
v
O
V
th1
V
th2
+
-
v
O
D
Z
(V
Z
)
R
2
R
3
R
1
R
V
I
C
T
1
T
2
Zth
Zth
VV
VV
RCTT
+
+
==
2
1
21
ln
V?
q
V?
q
+
=
3
23
2
ln
R
RR
RC
t
0
v
I
=v
C
?
tc 7.6 ~??
7
13
bvDè0y?" ù?
7.8 555?
H # ?1?¨
+
-
C
2
+
-
C
1
5
6
2
8
?M
bv
{
1 4
3
7
V
CC
R
3
R
4
R
5
v
C1
v
C2
R
S
Q
T
28
V
REF1
V
REF2
Q
{
bè
ˉê
1
e?è
a
{ ?
?′
{ ?
v
11
(?
{ ?
v
12
1,F?
(1) èEsa (4) ?Mbv
{
(5) bè5 T
28
(6) ˉê
CCREF
VV
3
2
1
=
CCREF
VV
3
1
2
=
7.8.1 555?
H 2#yTe ?
(2) 1? C
1
aC
2
(3) R S(?
?
tc
o?á
3D) ?è
^
14
bvDè0y?" ù?
2,e ?
1ˉê
2
+
-
C
2
+
-
C
1
5
6
2
8
?M
bv
{
1 4
3
7
V
CC
R
3
R
4
R
5
v
C1
v
C2
R
S
Q
T
28
V
REF1
V
REF2
Q
{
bè
ˉê
1
e?è
a
{ ?
?′
{ ?
v
11
(?
{ ?
v
12
11 REFI
VV <
22 REFI
VV <
LV
C
=
1
HV
C
=
2
0=R 1=S
0=Q e" H T
28
??
3
11 REFI
VV >
22 REFI
VV >
HV
C
=
1
LV
C
=
2
1=R 0=S
1=Q e" L
T
28
?Y
4
11 REFI
VV <
22 REFI
VV >
LV
C
=
1
LV
C
=
2
0=R 0=S
?
?
tc 7.8 7.8.1 555?
H 2#yTe ?
8
15
bvDè0y?" ù?
+
-
C
2
+
-
C
1
5
6
2
8
?M
bv
{
1 4
3
7
V
CC
R
3
R
4
R
5
v
C1
v
C2
R
S
Q
T
28
V
REF1
V
REF2
Q
{
bè
ˉê
1
e?è
a
{ ?
?′
{ ?
v
11
(?
{ ?
v
12
?
tc 7.8 7.8.1 555?
H 2#yTe ?
555
?
V
{
?
{
?
V
I1
?
V
I2
éˉê è
V
O
T28
? ?LL ?
< VREF1 < VREF2 HH ?
>VREF1 >VREF2 HL ?
< VREF1 > VREF2 H ? ?
16
bvDè0y?" ù?
7.8.2 ? 555?
H F?￥?×
(?
1
7
6
2
3
5
8
555
4
V
CC
v
o
v
c
C
+
-
v
1
C
4
R
4
R
F01.0 μ
t
W
V
REF1
t
0
v
O
t
0
v
I
t
0
v
C
CCCC
CC
W
VV
V
RCt
=
3/2
0
ln
?
tc 7.8 555?
H # ?1?¨
555
?
V
{
?
{
?
VI1
?
VI2
éˉê è
VO
T28
? ?LL ?
< VREF1 < VREF2 HH ?
>VREF1 >VREF2 HL ?
< VREF1 > VREF2 H ? ?
