Z86C83/C84
Z8® MCU Microcontrollers
PIN DESCRIPTION
Table 1. Z86C83 28-Pin DIP, SOIC Pin Identification*
Table 2. Z86C84 28-Pin DIP, SOIC Pin Identification*
1
No
Symbol
Function
Direction
No
Symbol
Function
Direction
1-7
P21-P27
Port 2, Bit 1-7
Input/Output
1-7
P21-P27
Port 2, Bit 1-7
Input/Output
or AC1-AC7 Analog In 1-7
or AC1-AC7 Analog In 1-7
8
9
10
11
12
/RESET
XTAL1
XTAL2
GND
Reset
Input
Input
Output
8
9
10
11
12
/RESET
XTAL1
XTAL2
GND
Reset
Input
Input
Output
Oscillator Clock
Oscillator Clock
Ground
Oscillator Clock
Oscillator Clock
Ground
VCC
Power
VCC
Power
13-15 P31-P33
Port 3, Bits 1-3
Port 3, Bit 4
Port 3, Bit 6
Port 3, Bit 5
Port 0, Bits 0-6
Analog Ground
Analog Power
Input
Output
Output
Output
13-15 P31-P33
Port 3, Bits 1-3
Port 3, Bit 4
Port 3, Bit 6
Port 3, Bit 5
Port 0, Bits 0-3
D/A Ref. Volt.,Low Input
D/A Ref. Volt.,High Input
D/A Converter
Analog Ground
Input
Output
Output
Output
16
17
18
P34
P36
P35
16
17
18
P34
P36
P35
19-25 P0-P06
Input/Output
19-21 P0-P02
Input/Output
26
27
28
AGND
AVCC
22
23
VDLO
VDHI
24-25 DAC2-1
Output
P20
Port 2, Bit 0
Analog In 0
Input/Output
26
27
28
AGND
AVCC
or AC0
Analog Power
Note:
* DIP and SOIC Pin Description and Configuration are identical.
P20
Port 2, Bit 0
Analog In 0
Input/Output
or AC0
Note:
* DIP and SOIC Pin Description and Configuration are identical
1
2
3
28
27
26
P21/AC1
P22/AC2
P20/AC0
AVCC
1
2
3
28
27
26
P21/AC1
P22/AC2
P20/AC0
AVCC
P23/AC3
P24/AC4
P25/AC5
P26/AC6
AGND
25
24
23
22
P23/AC3
P24/AC4
P25/AC5
P26/AC6
AGND
DAC1
DAC2
VDHI
VDLO
P02
4
5
6
P06
P05
P04
P03
P02
25
24
23
22
4
5
6
7
8
9
Z86C83
P27/AC7
/RESET
7
8
9
21
20
Z86C84
P27/AC7
/RESET
21
20
XTAL1
XTAL2
GND
P01
P00
P35
P36
10
11
12
13
19
18
XTAL1
XTAL2
GND
P01
P00
P35
P36
10
11
12
13
19
18
17
16
15
VCC
P31
P32
17
16
15
P34
P33
VCC
14
P31
P32
P34
P33
14
Standard Mode
* Standard Mode
Figure 2. Z86C83 28-Pin DIP and SOIC Pin
Configuration*
Figure 3. Z86C84 28-Pin DIP and SOIC Pin
Configuration*
DS96DZ80203
3
ZILOG [ ZILOG, INC. ]
