Z89139 データシートの表示（PDF） - Zilog
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コンポーネント説明
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Z89139 Datasheet PDF : 66 Pages
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Zilog
I/O Port
Symbol
GND
VCC
VREF+
ANVDD
PWM
DSP1-0
/AS
/DS
R//W
NC
P57-P54
XTAL2
XTAL1
P53-P52
P37-P34
P33-P31
/RESET
P20-P27
P40-P47
P50-P51
NC
OSC1
OSC2
NC
NC
P07-P00
P17-P10
ANGND
VREF-
ANIN
Table 3. Z89139 100-Pin QFP Pin Identification
Z89138/Z89139
Voice Processing Controllers
Pin Number
Direction
Function
1
3, 53, 88, 97
Digital Ground
5, 16, 47, 77
Digital VCC = +5V
1
Input/Output Analog Voltage Ref+
2
Analog VDD
4
Output
PWM Output
6, 7
Output
DSP User Output 1, 0
8
Output
Address Strobe
9
Output
Data Strobe
10
Output
Read/Write
11
No Connection
12-15
Input/Output Port 5 Bit 7-4
17
Output
Crystal Output (20.48 or 29.49 MHz)
18
Input
Crystal Input (20.48 or 29.49 MHz)
19, 20
Input/Output Port 5 Bit 3-2
21-24
Output
Port 3 Bit 7-4
25-27
Input
Port 3 Bit 3-1
28
Input/Output Reset
29-36
Input/Output Port 2, Bit 0-7
37-44
Input/Output Port 4, Bit 0-7
45, 46
Input/Output Port 5, Bit 0-1
48-52
No Connection
54
Input
Crystal Input (32.768 kHz)
55
Output
Crystal Output (32.768 kHz)
56-76
No Connection
78-79
No Connection
80-87
Input/Output Port 0, Bit 7-0
89-96
Input/Output Port 1, Bit 7-0
98
Analog GND
99
Input
Analog Voltage Ref-
100
Input
Analog Input
DS97TAD0201
PRELIMINARY
9
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