2

FUNCTION TABLE

LOGIC SYMBOL

LOGIC DIAGRAM

Function

LOAD

CTEN

D/U

CLK

Count up

H

L

L

↑

Count down

H

L

H

↑

Asynchronous

Reset

L

X

X

X

No change

H

H

X

X

(4)

CTEN

(5)

D/U

M3 (UP)

G

CTRDIV 10

(14)

CLK

(15)

A

(1)

B

(10)

C

(9)

D

(12)

MAX/MIN

(3)

(7)

1,2 -/1,3+

(6)

(2)

5D

(1)

(2)

(4)

(8)

2(CT=0)

M2 (DOWN)

G4

3(CT=9)Z6

(11)

LOAD

C5

(13)

RCO

6,1,4

Note:

1. Logic symbol in accordance with ANSI/IEEE standard 91-1984 and IEC

Publication 617-12.

±7

(14)

(5)

(15)

(4)

(1)

(10)

(13)

(12)

(3)

(2)

(6)

(7)

RCO

(9)

(11)

LOAD

CTEN

CLK

D/U

MAX/MIN

A

B

C

D

R

S

J

Q

C

K

Q

R

J

Q

C

K

Q

S

R

S

J

Q

C

K

Q

R

S

J

Q

C

K

Q