Z80180/Z8S180/Z8L180
Enhanced Z180 Microprocessor
Zilog
Table 1. Z80180/Z8S180/Z8L180 Pin Identification
Pin Number and Package Type
Secondary
Function
QFP
PLCC
DIP
Default Function
Control
1
2
9
8
/NMI
NC
3
NC
4
10
11
12
13
14
15
16
17
18
9
/INT0
/INT1
/INT2
ST
5
10
11
12
13
14
15
16
6
7
8
A0
9
A1
10
11
12
A2
A3
V
SS
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
19
17
A4
NC
A5
20
21
22
23
24
25
26
18
19
20
21
22
23
24
A6
A7
A8
A9
A10
A11
NC
NC
A12
A13
A14
A15
A16
A17
NC
A18
27
28
29
30
31
32
25
26
27
28
29
30
33
34
31
32
/T
Bit 2 or Bit 3 of TCR
OUT
32
V
CC
33
34
35
36
A19
33
V
SS
35
36
37
38
39
40
41
42
43
44
45
37
38
39
40
41
42
43
34
35
36
37
38
39
40
D0
D1
D2
D3
D4
D5
D6
NC
NC
D7
44
45
41
42
/RTS0
1-6
P R E L I M I N A R Y
DS971800401
ZILOG [ ZILOG, INC. ]
