Z89139 Zilog., Z89139 Datasheet - Page 11

• Manufacturer Part Number: Z89139
• Description: Voice Processing Controllers
• Manufacturer: Zilog.

Zilog
DS97TAD0201
P57-P54
P53-P52
P37-P34
P33-P31
P20-P27
P40-P47
P50-P51
P07-P00
P17-P10
I/O Port
Symbol
/RESET
ANGND
DSP1-0
VREF+
ANV
XTAL2
XTAL1
VREF-
OSC1
OSC2
PWM
ANIN
GND
R//W
V
/AS
/DS
NC
NC
NC
NC
CC
DD
Pin Number
1, 51, 86, 95
3, 14, 45, 75
Table 4. Z89139 100-Pin VQFP Pin Identification
17, 18
43, 44
76, 77
10-13
19-22
23-25
27-34
35-42
46-50
54-74
78-85
87-94
100
4, 5
99
15
16
26
52
53
96
97
98
2
6
7
8
9
P R E L I M I N A R Y
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Direction
Output
Output
Output
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Digital Ground
Digital V
Analog Voltage Ref+
Analog VDD
PWM Output
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
CC
= +5V
Voice Processing Controllers
Function
Z89138/Z89139
11
1