Zilog
Z86E04/E08
CMOS Z8 OTP Microcontrollers
PIN DESCRIPTION
D4
D5
D6
D7
V
CC
NC
CE
OE
EPM
1
18
9
10
D3
D2
D1
D0
GND
PGM
CLOCK
CLEAR
V
PP
P24
P25
P26
P27
V
CC
XTAL2
XTAL1
P31
P32
1
18
9
10
P23
P22
P21
P20
GND
P02
P01
P00
P33
1
Figure 3. 18-Pin EPROM Mode Configuration
Figure 4. 18-Pin DIP/SOIC Mode Configuration
Table 1. 18-Pin DIP Pin Identification
EPROM Programming Mode
Pin #
Symbol
Function
1–4
5
6
7
8
9
10
11
12
13
14
15–18
D4–D7
V
CC
NC
CE
OE
EPM
V
PP
Clear
Clock
PGM
GND
D0–D3
Data 4, 5, 6, 7
Power Supply
No Connection
Chip Enable
Output Enable
EPROM Prog Mode
Prog Voltage
Clear Clock
Address
Prog Mode
Ground
Data 0,1, 2, 3
Table 2. 18-Pin DIP/SOIC Pin Identification
Standard Mode
Direction
In/Output
Pin #
1–4
5
6
7
8
9
10
11–13
14
15–18
Symbol
P24–P27
V
CC
XTAL2
XTAL1
P31
P32
P33
P00–P02
GND
P20–P23
Function
Port 2, Pins 4,5,6,7
Power Supply
Crystal Osc. Clock
Crystal Osc. Clock
Port 3, Pin 1, AN1
Port 3, Pin 2, AN2
Port 3, Pin 3, REF
Port 0, Pins 0,1,2
Ground
Port 2, Pins 0,1,2,3
Direction
In/Output
Output
Input
Input
Input
Input
In/Output
In/Output
Input
Input
Input
Input
Input
Input
Input
In/Output
DS97Z8X1104
PRELIMINARY
5
ZILOG [ ZILOG, INC. ]
