Pin Assignments
390
423
RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
positive logic:
DUAL 4-BIT DECADE COUNTERS
OUTPUTS
OUTPUT
2A CLEAR 2 Q
2
Y = A
2 Q
D
V
CC
2B
2 Q
2 Q
C
A
B
1 R
ext/
ext
V
CC
C
1 C
ext
1Q
2Q
2CLR
2B
2A
16 15 14 13 12 11 10
9
16 15 14 13 12 11 10
9
Q
Q
D
Q
B
Q
C
A
CLEAR
A
B
CLR
A
CLEAR
CLR
B
Q
D
Q
B
Q
C
Q
A
1
1A
2
3
A
4
1B
5
B
6
C
7
D
8
GND
1
1A
2
1B
3
1CLR
4
1Q
5
2Q
6
7
8
GND
1
1 Q
1 Q
1 Q
1 Q
CLEAR OUTPUT
2
2 R
ext/
ext
C
ext
C
OUTPUTS
See page 427
See page 431
393
442
QUADRUPLE TRIDIRECTIONAL BUS TRANSCEIVERS
DUAL 4-BIT BINARY COUNTERS
OUTPUTS
2
2A CLEAR 2 Q
2 Q
B
2 Q
C
2 Q
D
V
CC
A
V
CC
GC
GB
GA
A1
A2
A3
A4
S1
S0
14 13 12 11 10
9
8
20 19 18 17 16 15 14 13
12 11
Q
Q
Q
Q
D
A
B
C
C
CLEAR
A
A
CLEAR
Q
B
Q
Q
D
Q
A
1
1A
2
3
A
4
B
5
C
6
D
7
GND
1
CS
2
B1
3
C1
4
C2
5
B2
6
B3
7
C3
8
C4
9
B4
10
GND
1
1 Q
1 Q
1 Q
1 Q
CLEAR
OUTPUTS
See page 428
See page 432
395
465
OCTAL BUFFERS WITH 3-STATE OUTPUTS
CASCADABLE SHIFT REGISTERS
OUTPUTS
CASCADE
OUTPUT OUTPUT
CLOCK CONTROL
V
CC
G2
A8
Y8
A7
Y7
A6
Y6
A5
Y5
V
CC
Q
A
Q
B
Q
C
Q
D
Q
D´
20 19 18 17 16 15 14 13 12 11
16 15 14 13 12 11 10
9
G2
A1
A8
Y1
Y8
A2
A7
Y2
Y7
A6
Y6
A5
Q
Q
Q
Q
Q
D
D´
A
B
C
CK
G1
Y5
OUTPUT
CLEAR
CONTROL
SERIAL
INPUT
LOAD
SHIFT
A3
Y3
A4
Y4
A
B
C
D
1
G1
2
A1
3
Y1
4
A2
5
Y2
6
A3
7
Y3
8
A4
9
Y4
10
GND
1
2
3
A
4
B
5
C
6
D
7
8
CLEAR SERIAL
LOAD GND
INPUT
SHIFT
PARALLEL INPUTS
See page 429
See page 433
399
518
OCTAL BINARY/BCD IDENTITY COMPARATORS WITH ENABLE
QUADRUPLE 2-INPUT MULTIPLEXERS WITH STORAGE
V
CC
P=Q
Q7
P7
Q6
P6
Q5
P5
Q4
P4
V
CC
Q
D
D1
D2
C2
C1
Q
C
CLOCK
20 19 18 17 16 15 14 13 12 11
16 15 14 13 12 11 10
9
P=Q
P0
Q7
Q0
P7
P1
Q6
Q1
P6
P2
Q5
Q2
P5
P3
Q4
Q3
Q
D1
A1
D2
A2
C2
B2
C1
B1
Q
D
A
A
C
WS
G
P4
CK
Q
Q
B
1
G
2
P0
3
Q0
4
P1
5
Q1
6
P2
7
Q2
8
P3
9
Q3
10
GND
1
2
Q
3
A1
4
A2
5
B2
6
B1
7
Q
8
GND
WORD
B
SELECT
See page 430
See page 433
179
TI [ TEXAS INSTRUMENTS ]
