Z84C90_12 Datasheet, PDF (16/56 Pages) Zilog, Inc. – KIO Serial/Parallel Counter/Timer

Z84C90 KIO Serial/Parallel Counter/Timer
Product Specification
9
NC
NC
PC0 (WT/RDYB)
GND
CSTA
DCDA
DCDB
CTSB
TxDB
TxCB
RxCB
RxDB
A0
A1
A2
A3
CS
M1
RD
V_CC
IORQ
RESET
CLK/TRG3
NC
NC
75
76
80
85
90
95
100
1
70
65
60
55
100-Pin LQFP
5
10
15
20
51
50
45
40
35
30
26
25
NC
NC
GND
GND
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
BRDY
BSTB
ARDY
ASTB
ZC/TO3
ZC/TO2
ZC/TO1
ZC/TO0
IE1
IE0
V_CC
NC
NC
Figure 8. 100-Pin LQFP Configuration
PS011804-0612
Pin Signals