z89176 ZiLOG Semiconductor, z89176 Datasheet - Page 7
z89176
Manufacturer Part Number
z89176
Description
Voice Processing Controllers
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z89176.pdf
(68 pages)
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Zilog
GND
V
VREF+
ANV
PWM
RMLS
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
DS97TAD0100
CC
DD
I/O Port
Symbol
1, 51, 86, 95
14, 45, 75
99
100
2
3
4, 5
6
7
8
9
10-13
15
16
17, 18
19-22
23-25
26
27-34
35-42
43, 44
46-50
52
53
54-74
76, 77
78-85
87-94
96
97
98
Table 2. Z89175 100-Pin VQFP Pin Identification
Number
Pin
P R E L I M I N A R Y
Input/Output
Output
Input
Output
Output
Output
Output
Input/Output
Output
Input
Input/Output
Output
Input
Input/Output
Input/Output
Input/Output
Input/Output
Input
Output
Input/Output
Input/Output
Input
Input
Direction
Digital Ground
Digital VCC = +5V
Analog Voltage Ref+
Analog VDD
PWM Output
Control Input
DSP User Output 1, 0
Address Strobe
Data Strobe
Read/Write
No Connection
Port 5 Bit 7-4
Crystal Output (20.48 or
29.49 MHz)
Crystal Input (20.48 or 29.49
MHz)
Port 5 Bit 3-2
Port 3 Bit 7-4
Port 3 Bit 3-1
Reset
Port 2, Bit 0-7
Port 4, Bit 0-7
Port 5, Bit 0-1
No Connection
Crystal Input (32.768 kHz)
Crystal Output (32.768 kHz)
No Connection
No Connection
Port 0, Bit 7-0
Port 1, Bit 7-0
Analog GND
Analog Voltage Ref-
Analog Input
Voice Processing Controllers
Symbol
Z89175/Z89176
7
2
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