Z86E34 ZILOG [Zilog, Inc.], Z86E34 Datasheet - Page 4

• Manufacturer Part Number: Z86E34
• Description: CMOS Z8 OTP Microcontrollers
• Manufacturer: ZILOG [Zilog, Inc.]

Z86E33/733/E34/E43/743/E44
CMOS Z8® OTP Microcontrollers
Pin #
1-2
3-4
5
6-10
11
12
13
14-16
17-19
20-21
22
23-24
25-26
27
28
29-31
32
4
Table 2. 44-Pin PLCC Pin Identification
Symbol
GND
P12-P13
P03
P20-P24
/DS
NC
R//W
P25-P27
P04-P06
P14-P05
P07
VCC
P16-P17
XTAL2
XTAL1
P31-P33
P34
Function
Ground
Port 1, Pins 2,3 In/Output
Port 0, Pin 3
Port 2, Pins
0,1,2,3,4
Data Strobe
No Connection
Read/Write
Port 2, Pins 5,6,7In/Output
Port 0, Pins 4,5,6In/Output
Port 1, Pins 4,5 In/Output
Port 0, Pin 7
Power Supply
Port 1, Pins 6,7 In/Output
Crystal Oscillator Output
Crystal Oscillator Input
Port 3, Pins 1,2,3Input
Port 3, Pin 4
R//W
P21
P22
P23
P24
P25
P26
P27
P04
/DS
NC
Figure 3. 44-Pin PLCC Pin Configuration
Direction
In/Output
In/Output
Output
Output
In/Output
Output
7
17
18
6
P R E L I M I N A R Y
Standard Mode
PLCC 44 - Pin
1
Pin #
33
34
35
36
37
38
39
40-41
42-43
44
Table 2. 44-Pin PLCC Pin Identification
Symbol
/AS
R//RL
/RESET
P35
P37
P36
P30
P00-P01
P10-P11
P02
28
40
39
29
P30
P36
P37
P35
/RESET
R//RL
/AS
P34
P33
P32
P31
Function
Address Strobe Output
ROM/ROMless
select
Reset
Port 3, Pin 5
Port 3, Pin 7
Port 3, Pin 6
Port 3, Pin 0
Port 0, Pins 0,1 In/Output
Port 1, Pins 0,1 In/Output
Port 0, Pin 2
Direction
Input
Input
Output
Output
Output
Input
In/Output
CP97DZ83300
Zilog