Philips Semiconductors

Product specification

74LVC109

Dual JK flip-flop with set and reset; positive-edge trigger

1998 Apr 28

3

LOGIC SYMBOL (IEEE/IEC)

SV00519

(a)

(b)

610

79

S

1J

C1

1K

R

2

5

4

3

1

S

1J

C1

1K

R

14

11

12

13

15

LOGIC SYMBOL

SV00518

Q

11

15

2SD

2RD

1SD

1R D

5

1

Q

J

CP

K

1Q 6

2Q 10

1Q 7

2Q 9

14 2J

2 1J

4 1CP

12 2CP

3 1K

13 2K

FUNCTIONAL DIAGRAM

SV00520

Q

Q

5

11

1

15

Q

Q

J

J

CP

FF1

FF2

CP

K

K

1Q

6

10

2Q

1Q

2Q

7

9

2

14

1J

2J

1CP

2CP

4

12

3

13 2K

1K

LOGIC DIAGRAM

SV00521

C

C

C

C

C

C

C

C

C

CP

R

J

K

Q

Q

C

S