Z8927320VSC Datasheet, PDF (11/60 Pages) Zilog, Inc. – 16-BIT DIGITAL SIGNAL PROCESSORS WITH A/D CONVERTER

ZiLOG
Z89223/273/323/373
16-Bit Digital Signal Processors with A/D Converter
Table 3. 64-Pin TQFP Z89223/273 Pin Description
No Symbol
1 ED3/P0.3
2 ED4/P0.4
3 V_SS
4 V_DD
5 ED5/P0.5
6 P1.3/SDO
7 ED6/P0.6
8 P1.4/SS
9 ED7/P0.7
10 P1.5/SCLK
11 P2.7
12 ED8/P0.8
13 ED9/P0.9
14 V_SS
15 ED10/P0.10
16 V_SS
17 ED11/P0.11
18 VAHI
19 V_SS
20 P1.6/UI0
21 VALO
22 P1.7/UI1
23 AGND
24 AN0
25 AN1
26 AN2
27 AN3
28 V_SS
29 P2.1/INT1
30 AVCC
31 V_DD
32 RD/WR
Function
External Data Bus/Port0
External Data Bus/Port0
Ground
Power Supply
External Data Bus/Port0
Port 1.3/Serial Output
External Data Bus/Port0
Port 1.4/Slave Select
External Data Bus/Port0
Port 1.5/Serial Clock
Port 2.7
External Data Bus/Port0
External Data Bus/Port0
Ground
External Data Bus/Port0
Ground
External Data Bus/Port0
Analog High Ref. Voltage
Ground
Port 1.6/User Input 0
Analog Low Ref. Voltage
Port 1.7/User Input 1
Analog Ground
A/D Input 0
A/D Input 1
A/D Input 2
A/D Input 3
Ground
Port 2.1/Interrupt 1
Analog Power
Power Supply
R/W External Bus
Direction
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input
Input/Output
Input
Input/Output
Input
Input
Input
Input
Input/Output
Output
No Symbol
Function
33 HALT
34 EA0
35 EA1
Halt Execution
Ext Address 0
Ext Address 1
36 EA2
Ext Address 2
37 V_DD
38 P2.3/TMO1
39 DS
40 P2.4/WAIT
41 CLKI
42 CLKO
43 P2.6/TMO2
44 P2.2/TMO0
45 P2.5/UI2
46 LPF
Power Supply
Port2.3/Timer Output 1
Ext Data Strobe
Port 2.4/Wait for ED
Clock/Crystal In
Clock/Crystal Out
Port 2.6/Timer Output 2
Port 2.2/Timer Output 0
Port 2.5/User Input 2
PLL Low Pass Filter
47 RESET
48 V_SS
49 V_DD
50 V_SS
51 ED0/P0.0
Reset
Ground
Power Supply
Ground
External Data Bus/Port0
52 ED1/P0.1
External Data Bus/Port0
53 ED2/P0.2
External Data Bus/Port0
54 P1.0/INT2 Port 1.0/Interrupt 2
55 V_SS
Ground
56 P1.1/CLKOUT Port 1.1/Clock Output
57 P1.2/SDI
Port 1.2/Serial Input
58 P2.0/INT0 Port 2.0/Interrupt 0
59 ED12/P0.12 External Data Bus/Port0
60 ED13/P0.13 External Data Bus/Port0
61 V_DD
62 ED14/P0.14
63 V_SS
64 ED15/P0.15
Power Supply
External Data Bus/Port0
Ground
External Data Bus/Port0
Direction
Input
Output
Output
Output
Input/Output
Output
Input/Output
Input
Output
Input/Output
Input/Output
Input/Output
Input
Input
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
DS000202-DSP0599
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