Pin Assignments
867
876
OUTPUTS
DUAL 4-BIT D-TYPE EDGE-TRIGGERD FLIP-FLOPS WITH 3-STATE
869
SYNCHRONOUS 8-BIT UP/DOWN COUNTERS
ENABEL
P
V
CC
1CLK 1Q1
1Q2
1Q3
1Q4
2Q1
2Q2
2Q3
2Q4 2CLK 2PRE
V
CC
Q
A
Q
B
Q
C
Q
D
Q
E
Q
F
Q
G
Q
H
CLK
RCO
24 23 22 21 20 19 18 17 16 15 14 13
24 23 22 21 20 19 18 17 16 15 14 13
Q1
Q2
D2
Q3
D3
Q4
D4
Q1
D1
Q2
D2
Q3
D3
Q4
EN
P
Q
Q
Q
Q
Q
Q
Q
Q
H
A
B
C
D
E
F
G
CLK
CLK
CLK
PRE
OC
D1
PRE
OC
D4
S0
RCO
EN
T
S1
A
B
C
D
E
F
G
H
1
2
3
1D1
4
1D2
5
1D3
6
1D4
7
2D1
8
2D2
9
2D3
10 11 12
1
S0
2
S1
3
A
4
B
5
C
6
D
7
E
8
F
9
G
10 11 12
1PRE 1OC
2D4
2OC GND
H
ENABEL GND
T
See page 544, 546
See page 552
870
885
8-BIT MAGNITUDE COMPARATORS
DUAL 16-BY 4-BIT REGISTER FILES
P<QOUT
P>QOUT
V
CC
CLK SERIN B1
B2
B3
B4
B5
B6
B7
B8
Q8
V
CC
PLE
P7
P6
P5
P4
P3
P2
P1
P0
24 23 22 21 20 19 18 17 16 15 14 13
24 23 22 21 20 19 18 17 16 15 14 13
SERIN DQB1 DQB2 DQB3 DQB4 DQB5 DQB6 DQB7 DQB8
CLK
PLE
P7
P6
P5
Q6
P4
Q5
P3
Q4
P2
Q3
P1
Q2
P0 P<QOUT
P>QOUT
Q1 Q0
S0
Q8
L/A
S1
S2
DQA1 DQA2 DQA3 DQA4 DQA5 DQA6 DQA7 DQA8
P<QIN P>QIN Q7
1
S0
2
S1
3
S2
4
A1
5
A2
6
A3
7
A4
8
A5
9
A6
10 11 12
1
L/A
2
3
4
Q7
5
Q6
6
Q5
7
Q4
8
Q3
9
Q2
10 11 12
A7
A8
GND
P<Q
P>Q
Q1
Q0
GND
IN
IN
See page 548
See page 554
873
990
8-BIT D-TYPE TRANSPARENT READ-BACK LATCH
DUAL 4-BIT D-TYPE LATCHES WITH 3-STATE OUTPUTS
ENABEL
ENABEL
2C
V
CC
1C
1Q1
1Q2
1Q3
1Q4
2Q1
2Q2
2Q3
2Q4
2CLR
V
CC
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
C
20 19 18 17 16 15 14 13 12 11
24 23 22 21 20 19 18 17 16 15 14 13
1Q
2Q
2D
3Q
3D
4Q
4D
5Q
5D
6Q
6D
7Q
7D
8Q
8D
Q1
C
CLR
OC
D1
Q2
D2
Q3
D3
Q4
D4
Q1
D1
Q2
D2
Q3
D3
Q4
C
CLR
OC
D4
OERB
1D
C
1
OERB
2
1D
3
2D
4
3D
5
4D
6
5D
7
6D
8
7D
9
8D
10
GND
1
2
3
1D1
4
1D2
5
1D3
6
1D4
7
2D1
8
2D2
9
2D3
10 11 12
1CLR 1OC
2D4
2OC GND
See page 550
See page 556
874
992
DUAL 4-BIT D-TYPE EDGE-TRIGGERD FLIP-FLOPS WITH 3-STATE
OUTPUTS
9-BIT D-TYPE TRANSPARENT READ-BACK LATCH WITH 3-STATE
OUTPUTS
V
CC
1CLK 1Q1
1Q2
1Q3
1Q4
2Q1
2Q2
2Q3
2Q4 2CLK 2CLR
V
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
9Q
OEQ
C
CC
24 23 22 21 20 19 18 17 16 15 14 13
24 23 22 21 20 19 18 17 16 15 14 13
Q1
Q2
D2
Q3
D3
Q4
D4
Q1
D1
Q2
D2
Q3
D3
Q4
1Q
2Q
2D
3Q
3D
4Q
4D
5Q
5D
6Q
6D
7Q
7D
8Q
8D
9Q
9D
OEQ
CLK
CLK
CLR
OC
D1
CLR
OC
D4
OERB
1D
C
CLR
1
2
3
1D1
4
1D2
5
1D3
6
1D4
7
2D1
8
2D2
9
2D3
10 11 12
1
2
3
2D
4
3D
5
4D
6
5D
7
6D
8
7D
9
8D
10 11 12
OERB 1D
9D
CLR GND
1CLR 1OC
2D4
2OC GND
See page 551
See page 557
189
TI [ TEXAS INSTRUMENTS ]
