DLD LOGIC GATE

1. !
" # "
$ #%
!
& "
'( !
)
X Y Z
0 0 0
0 1 0
1 0 0
1 1 1
X
Y Z
X Y Z
0 0 0
0 1 1
1 0 1
1 1 1
X
Y
Z
!
*+ ,-. ,.
(/ ,0.
*($ , ,%
,
X Y
0 1
1 0
X Y
X Y
0 0
1 1
X Y

2. X Y Z
0 0 1
0 1 1
1 0 1
1 1 0
X
Y
Z
! 1 %2
* *+
*(/
,(/
,*(/
X Y• XY
X Y+
X Y⊕
X Y⊕
X Y Z
0 0 1
0 1 0
1 0 0
1 1 0
Z
X
Y
X Y Z
0 0 0
0 1 1
1 0 1
1 1 0
X
Y
Z
X Y Z
0 0 1
0 1 0
1 0 0
1 1 1
Z
X
Y
+
! 3
* 34 ! 5 1 # 2
* 3 ! 5
!
6 7 3$! 8 "
6 7 3$! 8 ! 5

3. 9
" 36 : 1-2%0 -+
" 36 : -10 2%
' "" "
+
6
16
AND2
19
NAND2
17
OR2
6
22
AND2
21
NOR2
;
7 #
&" 3 #7
( " 3 #7
: < 0 < 0 <0
: << 0 < <0 < <0
" 3 #

4. 6 3
=
: << 0 < <
0 < <0
=
: 1⊕ 2⊕
33
XOR
32
XOR
<
<
<
<
<
<
31
AND3
30
AND3
29
AND3
27
OR4
28
AND3
>
=
: < 0 <
0 <0
=
: 0 0
<
<
<
4
AND3
2
AND3
3
AND3
5
OR4
1
AND3
13
AND2
12
AND2
14
OR3
11
AND2
6 3 #7

5. ?
@ 5 3 )7 "" 7 #
A1 B1
CoutCin
Sum1
13
AND2
12
AND2
14
OR3
11
AND2
33
XOR
32
XOR
A
Sum
CoutCin
B
1-Bit Adder
A2 B2
Sum2
CoutCin0
Overflow
' "" !
A5 !
4 ! "
' = ! "
+
6 : % %0 % 0 %0
: %1%0 20 1%0 2
: %0
<
6
25
AND2
26
AND2
24
OR2

6. ' #" ""
' # # " "
" 3 Z A B C D A B C D= • • +( ) = • • +( )
A
B
C
D
Z
A
B
C
D
Z Z
)
4! ! " = B
4 ! !
C" =D
+ 5 #
/ ! " B
/ ! B
/ 5 B
E " ! B
+
= 3/ " #
" = 3' = " F = "

7. 4 " # *($ *(/
* *+
" 31, .2: 1, .2
& ! #*(/ #* *+
*($ G * *+ *(/ ! "
* *+ *(/ 3 " ! !
, .: 11 ,2 1 .22
, .: 11 ,2 1 .22
'
' H !
&
0.13Im
X Y
0V 1.8V
1.8V 0V
X Y
J>K
K
J>K
K
' '(
'( ! #
" #' 7
(
$ 5 7
!
0V ≡≡≡≡ Logic 0
1.8V ≡≡≡≡ Logic 1

8. 9
' 7 "
'( 5
A * *+ *(/ *($
+ % *+ (/
X Y Z
0 0 1
0 1 1
1 0 1
1 1 0
J>K
K
J>K J>K
K
J>K
X
Y Z