Pin Assignments
569
576
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS WITH 3-STATE
OUTPUTS
OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS WITH 3-STATE
OUTPUTS
V
CC
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
CLK
V
CC
RCO CCO
OC
Q
Q
B
Q
C
Q
D
ENT SLOAD
A
20 19 18 17 16 15 14 13 12 11
20 19 18 17 16 15 14 13 12 11
RCO CCO
U/D
OC
Q
D
Q
D
Q
Q
D
ENT
A
B
C
Q OE Q OE Q OE Q OE Q OE Q OE Q OE Q OE
D CK D CK D CK D CK D CK D CK D CK D CK
SLOAD
CLK
D
A
D
B
ENP ACLR SCLR
C
D
1
OC
2
1D
3
2D
4
3D
5
4D
6
5D
7
6D
8
7D
9
8D
10
GND
1
U/D
2
CLK
3
A
4
B
5
C
6
D
7
8
9
10
D
D
D
D
ENP ACLR SCLR GND
See page 446
See page 453
573
577
OCTAL TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS
OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS WITH 3-STATE
OUTPUTS
ENABLE
V
CC
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
C
V
CC
NC
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
CLK
NC
20 19 18 17 16 15 14 13 12 11
24 23 22 21 20 19 18 17 16 15 14 13
Q0
D0
Q1
D1
Q2
D2
Q3
D3
Q4
D4
Q5
D5
Q6
D6
Q7
D7
CLK
Q OE Q OE Q OE Q OE Q OE Q OE Q OE Q OE
SCLR
OC
D
G
D
G
D
G
D
G
D
G
D
G
D
G
D
G
1
OC
2
1D
3
2D
4
3D
5
4D
6
5D
7
6D
8
7D
9
8D
10
GND
1
SCLR
2
OC
3
D0
4
D1
5
D2
6
D3
7
D4
8
D5
9
D6
10 11 12
D7
NC
GND
NC-No internal connection
See page 448
See page 454
574
580
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE
OUTPUTS
OCTAL D-TYPE TRANSPARENT LATCHES WITH 3-STATE OUTPUTS
ENABLE
V
CC
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
CLK
V
CC
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
C
20 19 18 17 16 15 14 13 12 11
20 19 18 17 16 15 14 13 12 11
Q OE Q OE Q OE Q OE Q OE Q OE Q OE Q OE
D CK D CK D CK D CK D CK D CK D CK D CK
Q OE Q OE Q OE Q OE Q OE Q OE Q OE Q OE
D
G
D
G
D
G
D
G
D
G
D
G
D
G
D
G
1
OC
2
1D
3
2D
4
3D
5
4D
6
5D
7
6D
8
7D
9
8D
10
GND
1
OC
2
1D
3
2D
4
3D
5
4D
6
5D
7
6D
8
7D
9
8D
10
GND
See page 450
See page 455
575
590
8-BIT BINARY COUNTERS WITH 3-STATE OUTPUT REGISTERS
OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS WITH 3-STATE
OUTPUTS
V
CC
Q
A
G
RCK CCKEN CCK CCLR RCO
V
CC
NC
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
CLK
NC
16 15 14 13 12 11 10
9
24 23 22 21 20 19 18 17 16 15 14 13
Q
Q
G
CCKEN
CCLR
RCO
A
Q0
D0
Q1
D1
Q2
D2
Q3
D3
Q4
D4
Q5
D5
Q6
D6
Q7
D7
RCK
CCK
CLK
Q
B
SCLR
OC
Q
D
Q
E
Q
F
Q
G
Q
H
C
1
B
2
C
3
D
4
E
5
F
6
G
7
H
8
GND
1
SCLR
2
OC
3
D0
4
D1
5
D2
6
D3
7
D4
8
D5
9
D6
10 11 12
Q
Q
Q
Q
Q
Q
Q
D7
NC
GND
NC-No internal connection
See page 452
See page 456
181
TI [ TEXAS INSTRUMENTS ]
