LOGINFO 0597

AXIOMA

pada aljabar Boole

A1: Idempotent : a.a = a

; a+a=a

A2: Commutative: a.b = b.a
a

; a+b=b+

A3: Associative : a.(b.c) = (a.b).c; a + (b+c) =
(a+b) + c
A4: Absorbtive :a.(a + b) = a

; a + (a.b) = a

A5: Distributive : a.(b + c) = (a.b) + (a.c) ;
a + (b.c) = (a + b).(a

+ c)
A6: Elemen Unik : a.1 = 1.a = a

;a+0=0+a

MINIMISASI SUATU
RANGKAIAN DIGITAL

dengan
PETA KARNAUGH (PK)
(KARNAUGH MAP)

PETA KARNAUGH 2 VARIABEL
AB
A
B

Nomor urut decimal
kotak data PK 2 variabel
AB


0

1

SISTEM DIGITAL- GPO

0

1

AB (00)

AB
(10)

0

2


AB (01)

AB
(11)

1

3
3

Y=A

Y=A

A

0

B


1

A
B

Y=B
A

0

1

1

0

1

0


1

1

1

1

1

Y = AB

A

0

B

0
1


1

1

A
B

1

B

0

1

1

0


1

Y = AB
0

1

1

1

1

1

Y = AB
A

0


B

0

1

A

0
1

A

0

B

0

Y=AB


Y=B

1

1

0

B

1

0
1

1

Buat persamaan boolean dari PK
berikut

Y=
Y=
Y=
0

0
1

1

1

0

1

0

1


1

1

1

0

1

1

1

0

1

1

1

Y=
0

0

1

0

1

1

1

1
Y=

1

1
1
Y=

1

0
1

1

0

Y=

Y=
0

1

0

1

0

1
Y=

1

0

0

1

SISTEM DIGITAL- GPO

1

1

1

0

1

0

1

1

1
5

Sederhanakan rangkaian berikut
dengan PK

SISTEM DIGITAL- GPO

6

PETA KARNAUGH 3 VARIABEL
ABC
AB
C

Nomor urut decimal
kotak data PK
3 variabel
ABC

0

1

00

01

11

10

ABC
(000)

ABC
(010)

ABC
(110)

ABC
(100)

0

2

6

4

ABC
(001)

ABC
(011)

ABC
(111)

ABC
(101)

1

3

7

5

SISTEM DIGITAL- GPO

Tata letak
00 01 11 10
1 1
0
1 1
1

variabel
00 01 11 10
0 1 1
1 1 1

Y=

Y=

00 01 11 10
1 1
0
1 1
1

00 01 11 10
1
0 1
1
1 1

Y=

Y=

00 01 11 10

00 01 11 10
0 1 1 1 1

1 1
Y=

1

0
1

1

1

SISTEM DIGITAL- GPO

Y=

8

Buat persamaan boolean dari PK
berikut:
00 01 11 10
1 1
0
1 1 1 1 1

00 01 11 10
0 1 1 1 1
1
1 1

Y=

Y=

00 01 11 10
0 1 1 1 1
1 1
1

00 01 11 10
1
0 1
1 1 1 1 1

Y=

Y=

00 01 11 10
1 1 1
0
1 1
1
Y=

00 01 11 10
0 1 1 1 1
1
1
Y=

SISTEM DIGITAL- GPO

9

Buat persamaan boolean dari PK
berikut:
00 01 11 10
1
0
1
1 1 1

00 01 11 10
1 1 1
0
1 1

Y=

Y=

00 01 11 10
1 1
0 1
1
1

00 01 11 10
1
1
0
1
1 1

Y=

Y=

00 01 11 10
1 1
0
1 1
1
Y=

00 01 11 10
0 1 1 1
1
1
Y=

SISTEM DIGITAL- GPO

10

Buat persamaan boolean dari PK
berikut: Y
Y
=
00

=
01

11

0
1

1

1

1

10

00

1

0

1

1

1

1

Y=
00
0

01

11

10

1
1

1

00

0
1

10

1

1

1

1

01

11

10

0

1

1

1

1

1

1

01

11

10

1

1

1

Y=
00

11

Y=

1

1

01

Y=
01

11

1
1

10

00

1

0

1

1

SISTEM DIGITAL- GPO

1
11