AMD
LOGIC DIAGRAM
DIP and 20-Pin PLCC (28-Pin PLCC) Pinouts
16R4-5 (-4)
16R4 (-4)
20
V
CC
1
CLK
(23)
0
3
4
7
8
11 12 15 16 19 20 23 24 27 28 31
(24)
0
I/O
8
19
(22)
7
8
2
I
1
GND
(25)
(21)
18 I/O
(20)
7
15
16
I
3
GND
2
(19)
(26)
D
Q
Q
17
O
6
(18)
23
24
GND
4
I
3
(17)
(27)
D
Q
Q
16
O
5
(16)
31
32
GND
5
(28)
I
4
(15)
D
Q
Q
15
(14)
O
4
V
CC
(1)
39
40
GND
6
I
5
(13)
(2)
D
Q
Q
14
(12)
O
3
47
48
7
I
GND
6
(3)
(11)
13
(10)
I/O
2
55
56
8
(4)
I
GND
7
(9)
12 I/O
(8)
1
63
9
11
(7)
OE
I
8
(5)
0
3
4
7
8
11 12 15 16 19 20 23 24 27 28 31
GND 10
(6)
16492D-11
2-13
PAL16R8 Family
AMD [ AMD ]
