Z85C3008PEG Datasheet, PDF (20/81 Pages) Zilog, Inc. – CMOS SCC Serial Communications Controller

CMOS SCC Serial Communications Controller
Product Specification
12
Figure 3 displays the pin assignments for the Z85C30 and Z80C30 PLCC packages.
IEO
IEI
INTACK
+5V
W/REQA
SYNCA
RTxCA
RxDA
TRxCA
TxDA
NC
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
9
37
10
36
11
35
12
Z85C30
34
13
33
14
32
15
31
16
30
17
29
18 19 20 21 22 23 24 25 26 27 28
A/B
IEO
CE
IEI
D/C
INTACK
NC
+5V
GND W/REQA
W/REQB SYNCA
SYNCB RTxCA
RTxCB
RxDA
RxDB
TRxCA
TRxCB
TxDA
TxDB
NC
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
9
37
10
36
11
35
12
Z80C30
34
13
33
14
32
15
31
16
30
17
29
18 19 20 21 22 23 24 25 26 27 28
R/W
CS0
CS1
NC
GND
W/REQB
SYNCB
RTxCB
RxDB
TRxCB
TxDB
Figure 3.Z85C30 and Z80C30 PLCC Pin Assignments
PS011706-0511
Pin Descriptions