PI74FCT16244T/162244T
16-Bit Buffer/Line Drivers
Product Pin Description
Pin Name
xOE
xAx
xYx
GND
V
CC
Description
3-State Output Enable Inputs (Active LOW)
Inputs
(1)
3-State Outputs
Ground
Power
Truth Table
Inputs
(1)
X
OE
Outputs
(1)
xAx
L
H
X
xYx
L
H
Z
L
L
H
Note:
1. H = High Voltage Level, X = Don’t Care,
L = Low Voltage Level, Z = High Impedance
Pin Configuration
1
OE
1
Y
0
1
Y
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
2
OE
1
A
0
1
A
1
GND
1
Y
2
1
Y
3
GND
1
A
2
1
A
3
V
CC
2
Y
0
2
Y
1
V
CC
2
A
0
2
A
1
GND
2
Y
2
2
Y
3
3
Y
0
3
Y
1
GND
2
A
2
2
A
3
3
A
0
3
A
1
GND
3
Y
2
3
Y
3
GND
3
A
2
3
A
3
V
CC
4
Y
0
4
Y
1
GND
4
Y
2
4
Y
3
4
OE
V
CC
4
A
0
4
A
1
GND
4
A
2
4
A
3
3
OE
07-0059
2
PS2031L
02/26/07