Z86C34 Datasheet, PDF (3/70 Pages) Zilog, Inc. – CMOS Z8 MCUs WITH ASCI UART OFFER EFFICIENT, COST-EFFECTIVE DESIGN FLEXIBILITY

ZiLOG
PIN DESCRIPTION
Z86C34/C35/C36/C44/C45/C46
CMOS Z8® MCUs with ASCI UART
P25
P26
P27
P04
P05
P06
P07
V_CC
XTAL2
XTAL1
P31
P32
P33
P34
1
28
Z86C34/C35/C36
14
15
P24
P23
P22
P21
P20
P03
GND
P02
P01
P00
P30
P36
P37
P35
Figure 2. 28-Pin DIP/SOIC Pin Configuration
P05
P06
P07
V_CC
XTAL2
XTAL1
P31
4
1
26
5
25
Z86C34/C35/C36
11
19
12
18
P21
P20
P03
GND
P02
P01
P00
Figure 3. 28-Pin PLCC Pin Configuration
Pin #
1–3
4–7
8
9
10
11–13
14–15
16
17
18
19–21
22
23
24–28
Symbol
P25–27
P04–07
V_CC
XTAL2
XTAL1
P31–33
P34–35
P37
P36
P30
P00–02
GND
P03
P20–24
Table 1. 28-Pin DIP/SOIC/PLCC Pin Identification
Function
Port 2, Bits 5,6,7
Port 0, Bits 4,5,6,7
Power Supply
Crystal Oscillator
Crystal Oscillator
Port 3, Bits 1,2,3
Port 3, Bits 4,5
Port 3, Bit 7
Port 3, Bit 6
Port 3, Bit 0
Port 0, Bits 0,1,2
Ground
Port 0, Bit 3
Port 2, Bits 0,1,2,3,4
Direction
In/Output
In/Output
Output
Input
Fixed Input
Fixed Output
Fixed Output
Fixed Output
Fixed Input
In/Output
In/Output
In/Output
DS007601-Z8X0499
PRELIMINARY
3