Z80189 Datasheet, PDF (3/107 Pages) Zilog, Inc. – GENERAL-PURPOSE EMBEDDED CONTROLLERS

Zilog
PIN DESCRIPTION
PRELIMINARY
Z80189/Z8L189
GENERAL-PURPOSE EMBEDDED CONTROLLERS
/INT0
/INT1/PC6
/INT2/PC7
ST
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
VSS
A13
A14
A15
A16
A17
A18
VDD
A19
D0
D1
D2
D3
100
1
95
90
5
85
80
75
10
70
Z80189/Z8L189
15
100-Pin QFP
65
20
60
25
55
30
35
40
45
50
HA0
/HDDIS/TXA0
/HWR//CTS0
/HRD//DCD0
HINTR2
HAEN
HA6
VDD
HA7/IEI
/IOCS1/IEO
VSS
HA8
PC4
PC0
PC1
/MWR/PC2
PC3
PC5
HD7/PA7
HD6/PA6
HD5/PA5
HD4/PA4
HD3/PA3
HD2/PA2
HD1/PA1
HD0/PA0
EV2
EV1
/ROMCS
/RAMCS
Figure 2. Z80189/Z8L189 100-Lead QFP Pin Identification
DS971890301
3