Z89323 Zilog., Z89323 Datasheet - Page 3

• Manufacturer Part Number: Z89323
• Description: 16-BIT DIGITAL SIGNAL PROCESSORS
• Manufacturer: Zilog.

PIN DESCRIPTION
No.
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 0
2 1
2 2
DS95DSP0101 Q4/95
Symbol
P20/INT0
EXT12/P012
EXT13/P013
EXT14/P014
V
EXT15/P015
EXT3/P03
EXT4/P04
V
EXT5/P05
EXT6/P06
EXT7/P07
P21/INT1
EXT8/P08
EXT9/P09
V
EXT10/P010
EXT11/P011
VAHI
V A L O
A N G N D
A N 0
S S
S S
S S
Function
Port 2 0/Interrupt 0
Ext Data 12/Port 0 12
Ext Data 13/Port 0 13
Ext Data 14/Port 0 14
Ground
Ext Data 15/Port 0 15
Ext Data 3/Port 0 3
Ext Data 4/Port 0 4
Ground
Ext Data 5/Port 0 5
Ext Data 6/Port 0 6
Ext Data 7/Port 0 7
Port 2 1/Interrupt 1
Ext Data 8/Port 0 8
Ext Data 9/Port 0 9
Ground
Ext Data 10/Port 0 10
Ext Data 11/Port 0 11
Analog High Ref.
Analog Low Ref.
Analog Ground
A/D Input 0
EXT10/P010
EXT3/P03
EXT4/P04
EXT8/P08
EXT9/P09
EXT5/P05
EXT6/P06
EXT7/P07
INT1/P21
Figure 2. 44-Pin PLCC Z89323/373 Pin Configuration
Table 1. 44-Pin PLCC Z89323/373 Pin Description
VSS
VSS
7
8
9
10
11
12
13
14
15
16
17
18 19 20 21 22 23 24 25 26 27 28
6
P R E L I M I N A R Y
5
Direction
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
4
Input
Input
Input
Input
3
44-Pin PLCC
Z89323/373
2
1
No.
2 3
2 4
2 5
2 6
2 7
2 8
2 9
3 0
3 1
3 2
3 3
3 4
3 5
3 6
3 7
3 8
3 9
4 0
4 1
4 2
4 3
4 4
44 43 42 41 40
Symbol
A N 1
A N 2
A N 3
A N V C C
V
RD//WR
E A 0
E A 1
E A 2
P23/UO1
/DS
CLKI
C L K O
P22/UO0
P24/UO2
W A I T
/ R E S
V
EXT0/P00
EXT1/P01
EXT2/P02
V
D D
S S
S S
39
38
37
36
35
34
33
32
31
30
29
Function
A/D Input 1
A/D Input 2
A/D Input 3
Analog Power
Power
R/W External Bus
Ext Address 0
Ext Address 1
Ext Address 2
Port 2 3/User Output 1
Ext Data Strobe
Clock/Crystal In
Clock/Crystal Out
Port 2 2/User Output 0
Port 2 4/User Output 2
Wait for Ext
Reset
Ground
Ext Data 0/Port 0 0
Ext Data 1/Port 0 1
Ext Data 2/Port 0 2
Ground
CLKO
/RES
WAIT
P24/UO2
P22/UO0
CLKI
/DS
P23/UO1
EA2
EA1
EA0
16-B
IT
D
IGITAL
S
IGNAL
Z89323/373/393
P
Direction
ROCESSORS
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
3