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SN67085 PDF预览

SN67085

更新时间: 2022-11-26 13:55:42
品牌 Logo 应用领域
松翰 - SONIX 控制器
页数 文件大小 规格书
4页 145K
描述
Speech Controller

SN67085 数据手册

 浏览型号SN67085的Datasheet PDF文件第2页浏览型号SN67085的Datasheet PDF文件第3页浏览型号SN67085的Datasheet PDF文件第4页 
SN67085  
Speech Controller  
„ INTRODUCTION  
SN67085 is an 85 seconds single chip voice synthesizer IC which contains I/O  
pins and a tiny controller. By programming through the tiny controller, user’s  
applications including section combination, trigger modes, output status, and  
other logic functions can then be easily implemented.  
„ FEATURES  
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Single power supply 2.4V - 5.1V  
Built in a tiny controller  
85 seconds voice capacity are provided  
Two 4-bit I/O ports are provided  
64*4 bits RAM are provided  
Maximum 16k program ROM is provided  
Readable ROM code data  
Built in a high quality speech synthesizer  
Adaptive playing speed from 2.5k-20kHz is provided  
Fixed current D/A output is provided to drive external connected transistor  
for sound output  
Š
Low Voltage Reset  
„ PIN ASSIGNMENT  
Symbol  
P20  
I/O  
Function Description  
I/O Bit0 of I/O port 2  
I/O Bit1 of I/O port 2  
I/O Bit2 of I/O port 2  
I/O Bit3 of I/O port 2  
I/O Bit0 of I/O port 3  
I/O Bit1 of I/O port 3  
I/O Bit2 of I/O port 3  
I/O Bit3 of I/O port 3  
P21  
P22  
P23  
P30  
P31  
P32  
P33  
VDD  
I
I
I
I
O
Positive power supply  
Oscillation component connection pin  
For testing only  
Negative power supply  
D/A current output  
OSC  
TEST  
GND  
VO  
1
December 20, 2000  

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