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CXA2561Q 参数 Datasheet PDF下载

CXA2561Q图片预览
型号: CXA2561Q
PDF下载: 下载PDF文件 查看货源
内容描述: 与播放均衡器放大器杜比BC型降噪系统 [Dolby B-C Type Noise Reduction System with Playback Equalizer Amplifier]
分类和应用: 噪声抑制集成电路消费电路商用集成电路放大器
文件页数/大小: 20 页 / 325 K
品牌: SONY [ SONY CORPORATION ]
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CXA2561Q  
(Ta = 25°C, VCC = 8.0V, DVCC = 5.0V)  
Typical pin voltage  
I/O  
Pin  
No.  
Symbol  
I/O  
Equivalent circuit  
Description  
resis-  
tance  
DC  
AC  
Vcc  
Music signal interval  
detection level  
setting.  
500  
500  
11 G2FB  
12 G1FB  
147  
4.0V  
11  
12  
GND  
Vcc  
Time constant for  
detecting the music  
signal interval.  
147 853  
13 MSTC  
13  
10k  
GND  
Vcc  
0.2V  
when a  
signal is  
detected;  
DVcc  
Music sensor  
output.  
14 MSOUT  
O
14  
when no  
signal is  
detected.  
GND  
Dolby NR mode  
control.  
Low (open):  
Dolby B NR  
High: Dolby C NR  
15 NRMODE  
17 MUTESW  
Vcc  
Mute function  
control.  
Low (open):  
Mute OFF  
0.0V  
when  
open.  
15  
17  
18  
21  
147  
High: Mute ON  
I
100kΩ  
100k  
Playback equalizer  
amplifier control.  
Low (open): 70µs  
High: 120µs  
18 TAPESW  
21 MSSW  
GND  
Music sensor  
control.  
Low (open): MS ON  
High: MS OFF  
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