Z89323 Datasheet, PDF (10/61 Pages) Zilog, Inc. – 16-BIT DIGITAL SIGNAL PROCESSORS

PRELIMINARY
Z89323/373/393
16-BIT DIGITAL SIGNAL PROCESSORS
PIN DESCRIPTION (Continued)
No. Symbol
Function
Table 4. 100-Pin QFP Z89393 Pin Description
Direction No. Symbol
Function
Direction
1 /EXTEN
2 EXT3/P03
3 PA8
4 EXT4/P04
5 PA9
6
V_SS
7
V_DD
8 EXT5/P05
9 PA10
10 P13/SOUT
EXTEnable
Ext Data 3/Port 0 3
Program Address 8
Ext Data 4/Port 0 4
Program Address 9
Ground
Power
Ext Data 5/Port 0 5
Program Address 10
Port 1 3/Serial Output
Input
In/Output
Output
In/Output
Output
In/Output
Output
In/Output
51 HALT
52 EA0
53 PD8
54 EA1
55 PD9
56 EA2
57 /ROMEN
58 V_DD
59 PD10
60 P23/UO1
Halt Execution
Ext Address 0
Program Data 8
Ext Address 1
Program Data 9
Ext Address 2
ROMEnable
Power
Program Data 10
Port 2 3/User Output 1
Input
Output
Input
Output
Input
Output
Input
Input
In/Output
11 EXT6/P06
12 PA11
13 P14/SS
14 EXT7/P07
15 P15/SK
16 P27
17 PA12
18 EXT8/P08
19 PA13
20 EXT9/P09
Ext Data 6/Port 0 6
Program Address 11
Port 1 4/Serial Select
Ext Data 7/Port 0 7
Port 1 5/Serial Clock
Port 2 7
Program Address 12
Ext Data 8/Port 0 8
Program Address 13
Ext Data 9/Port 0 9
In/Output
Output
In/Output
In/Output
In/Output
In/Output
Output
In/Output
Output
In/Output
61 /DS
62 PD11
63 P24/UO2
64 CLKI
65 CLKO
66 P26
67 PD12
68 P22/UO0
69 PD13
70 P25/UI2
Ext Data Strobe
Program Data 11
Port 2 4/User Output 2
Clock/Crystal In
Clock/Crystal Out
Port 2 6
Program Data 12
Port 2 2/User Output 0
Program Data 13
Port 2 5/User Input 2
Output
Input
In/Output
Input
Input
In/Output
Input
In/Output
Input
In/Output
21 PA14
Program Address 14
22 V
SS
23 PA15
Ground
Program Address 15
24 EXT10/P010 ExtData10/Port010
25 V
SS
26 PD0
Ground
Program Data 0
27 EXT11/P011 ExtData11/Port011
28 PD1
Program Data 1
29 V_DD
30 VAHI
Power
Analog High Ref.
Output
Output
In/Output
Input
In/Output
Input
Input
71 PD14
72 WAIT
73 PD15
74 /RES
75 V
SS
76 V_DD
77 V
SS
78 PA0
79 EXT0/P00
80 PA1
Program Data 14
Wait for Ext
Program Data 15
Reset
Ground
Power
Ground
Program Address 0
Ext Data 0/Port 0 0
Program Address 1
Input
Input
Input
Input
Output
In/Output
Output
31 V
SS
32 P16/UI0
33 VALO
34 P17/UI1
35 PD2
36 ANGND
37 AN0
38 AN1
39 AN2
40 AN3
Ground
Port 1 6/User Input 0
Analog Low Ref.
Port 1 7/User Input 1
Program Data 2
Analog Ground
A/D Input 0
A/D Input 1
A/D Input 2
A/D Input 3
In/Output
Input
In/Output
Input
Input
Input
Input
Input
Input
81 EXT1/P01
Ext Data 1/Port 0 1
82 PA2
Program Address 2
83 EXT2/P02
Ext Data 2/Port 0 2
84 P10/INT2
Port 1 0/Interrupt 2
85 PA3
Program Address 3
86 V
Ground
SS
87 P11/CLKOUT Port11/ClockOutput
88 P12/SIN
Port 1 2/Serial Input
89 P20/INT0
Port 2 0/Interrupt 0
90 PA4
Program Address 4
In/Output
Output
In/Output
In/Output
Output
In/Output
In/Output
In/Output
Output
41 V_SS
42 P21/INT1
43 ANVCC
44 PD3
45 V_DD
46 PD4
47 PD5
48 RD//WR
49 PD6
50 PD7
Ground
Port 2 1/Interrupt 1
Analog Power
Program Data 3
Power
Program Data 4
Program Data 5
R/W External Bus
Program Data 6
Program Data 7
In/Output
Input
Input
Input
Input
Output
Input
Input
91 EXT12/P012
92 PA5
93 EXT13/P013
94 V_DD
95 EXT14/P014
96 PA6
97 V_SS
98 PA7
99 EXT15/P015
100 /PAZ
Ext Data 12/Port 0 12
Program Address 5
Ext Data 13/Port 0 13
Power
Ext Data 14/Port 0 14
Program Address 6
Ground
Program Address 7
Ext Data 15/Port 0 15
Tri-state Program Bus
In/Output
Output
In/Output
In/Output
Output
Output
In/Output
Input
10
DS95DSP0101 Q4/95