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Z86K14 Datasheet(PDF) 4 Page - Zilog, Inc.

Part # Z86K14
Description  CMOS Z8 8-Bit MCU Keyboard Controllers
PDF  24 Pages
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Manufacturer  ZILOG [Zilog, Inc.]
Direct Link  http://www.zilog.com
Logo ZILOG - Zilog, Inc.

Z86K14 Datasheet(HTML) 4 Page - Zilog, Inc.

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Z86K13/K14/K15/K16/K17/K18
CMOS Z8® 8-Bit MCU Keyboard Controllers
Zilog
4
P R E L I M I N A R Y
DS97KEY0204
PIN DESCRIPTION (Continued)
Figure 3. 44-Pin PLCC Pin Assignments
Z86KXX
PLCC
7
17
NC
P27
P26
P25
P24
GND
VCC
P00
P01
P02
P03
NC
P36
P35
P34
RCIN/XTAL1
NC
AGND/XTAL2
GND
VCC
P17
NC
1
28
18
40
39
29
6
Notes:
Pins 5 and 6 used for testing. Ground during normal operation
When Pin 43 is connected to V
CC, Pin 44 is CLKOUT.
When Pin 43 is connected to GND. Pin 44 outputs nothing.
Table 2. 44-Pin PLCC Pin Assignments
Pin #
Symbol
Function
Direction
1-4
P30-P33
Port 3, Pins
0,1,2,3
Input
5-7
NC
Test Pins (GND)
8-11
P27-P24
Port 2, Pins
4,5,6,7
In/Output
12
GND
Ground
13
V
CC
Power Supply
14-21
P00-P07
Port 0, Pins
0,1,2,3,4,5,6,7
Output
22-28
P10-P16
Port 1, Pins
0,1,2,3,4,5,6
Output
29
NC
Not Connected
30
P17
Port 1, Pin 7
Output
31
V
CC
Power Supply
32
GND
Ground
33
AGND/ XTAL2 Analog Ground
or Crystal Clock
Out
34
NC
Not Connected
35
RCIN/ XTAL1
RCIN/Crystal
Oscillator Clock
Input
36-38
P34-P37
Port 3, Pins
4,5,6,7
Output
39
NC
Not Connected
40
P37
Port 3, Pin 7
Output
41-44
P20-P23
Port 2, Pins
0,1,2,3
In/Output
Table 2. 44-Pin PLCC Pin Assignments
Pin #
Symbol
Function
Direction



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