Rainbow Electronics W78C438C - Manual (Page 3)

W78C438C
Publication Release Date: July 1998
- 3 - Revision A1
Pin Configurations, continued
4
5
6
7
8
9
10
11
12
13
14
15
16
17
1
2
3
18
19
9
20
21
22
23
24
0 1 2
3 3 3
3 4 5
3 3 3
6 3
7
8
3 3
9 0
4
0
25
26
27
28
29
30
4
1 2 3 4 5 6 7 8 9
4 4 4 4 4 4 4 4 5
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
9
7 8 9 0 1 2 3 4 5 6 7 8 6 5 1 2 3 4
8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 1
0
V
D
D
N
C
P
0
.
3 P
0
.
1 P
0
.
2 P
0
.
0
D
P
4
.
0 D
P
4
.
1 D
P
4
.
2 D
P
4
.
3 D
P
4
.
4 D
P
4
.
5 D
P
4
.
6 D
P
4
.
7
T
2
,
P
1
.
0 P
1
.
2 P
1
.
3 P
1
.
4
N
C
NC
NC
NC
NC
P2.4
P2.5
P2.7
P2.6
V
AP5.7
AP5.6
AP5.5
AP5.4
ALE
AP5.0
PSEN
AP5.1
P0.6
P0.5
P0.4
NC
NC
NC
P0.7
EA
P2.3
AP5.3
AP5.2
NC
V
W78C438CF
X
T
A
L
2 X
T
A
L
1 V
S
S N
C P
3 .
7 ,
/
R
D A
P
7
.
3
,
/
C
S
3 A
P
7
.
2
,
/
C
S
2 A
P
7
.
1
,
/
C
S
1 A
P
6
.
7 A
P
6
.
2 A
P
6
.
1 A
P
6
.
4 A
P
6
.
6 A
P
6
.
3 A
P
6
.
5 A
P
6 .
0 P
2
.
0 P
2
.
1 P
2
.
2 A
P
7
.
0
,
/
C
S
0
NC
NC
NC
NC
NC
P1.7
NC
NC
NC
P1.5
P1.6
P8.0
RESET
P8.1
P8.2
P8.3
P8.4
P8.5
P8.7
P8.6
VDD
RXD, P3.0
TXD, P3.1
T0, P3.4
T1, P3.5
WR, P3.6
INT2
INT3
INT1, P3.3
INT0, P3.2
T
2
E
X
,
P
1
.
1
100-pin PQFP
DD
SS