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SN66120B 参数 Datasheet PDF下载

SN66120B图片预览
型号: SN66120B
PDF下载: 下载PDF文件 查看货源
内容描述: 4通道语音控制器 [4-Channel Speech Controller]
分类和应用: 控制器
文件页数/大小: 11 页 / 304 K
品牌: SONIX [ SONIX TECHNOLOGY COMPANY ]
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SN66120B  
4-Channel Speech Controller  
5.8. IR Function  
P33 can be modulated with 42KHz square wave before sent out to P33 pin. The  
IR signal can be achieved by this modulated signal.  
42KHZ  
"1"  
PAD  
Mode  
P33  
5.9. 2 8-bit DAC  
Two 8-bit current type digital-to-analog converters are built-in SN66120B. The  
relationship between input digital data and output analog current signal is listed  
in the following table. Also, the recommended application circuit is illustrated as  
follows.  
Input data  
Typical value of output current (mA)  
0
0
1
3/255  
N
255  
n*(3/255)  
3
VC  
C
VC  
C
VC  
C
VO1  
VO2  
VO1  
VO2  
1K  
1K  
1K  
Two Speaker Application  
One Speaker Application  
6
Ver: 1.1  
December 6, 2004