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WM8976GEFL/RV 参数 Datasheet PDF下载

WM8976GEFL/RV图片预览
型号: WM8976GEFL/RV
PDF下载: 下载PDF文件 查看货源
内容描述: 立体声编解码器,扬声器驱动器 [Stereo CODEC With Speaker Driver]
分类和应用: 解码器驱动器编解码器电信集成电路PC
文件页数/大小: 108 页 / 1227 K
品牌: WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
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Pre-Production  
WM8976  
REGISTER  
ADDRESS  
BIT  
LABEL  
EQ3G  
DEFAULT  
DESCRIPTION  
R20  
4:0  
01100  
(0dB)  
01  
Band 3 Gain Control. See Table 36 for  
details.  
EQ Band 3  
Control  
6:5  
EQ3C  
Band 3 Centre Frequency:  
00=650Hz  
01=850Hz  
10=1.1kHz  
11=1.4kHz  
8
EQ3BW  
0
Band 3 Bandwidth Control  
0=narrow bandwidth  
1=wide bandwidth  
Table 33 EQ Band 3 Control  
REGISTER  
ADDRESS  
BIT  
LABEL  
EQ4G  
DEFAULT  
DESCRIPTION  
R21  
4:0  
01100  
(0dB)  
01  
Band 4 Gain Control. See Table 36 for  
details  
EQ Band 4  
Control  
6:5  
EQ4C  
Band 4 Centre Frequency:  
00=1.8kHz  
01=2.4kHz  
10=3.2kHz  
11=4.1kHz  
8
EQ4BW  
0
Band 4 Bandwidth Control  
0=narrow bandwidth  
1=wide bandwidth  
Table 34 EQ Band 4 Control  
REGISTER  
ADDRESS  
BIT  
LABEL  
EQ5G  
EQ5C  
DEFAULT  
DESCRIPTION  
R22  
4:0  
01100  
(0dB)  
01  
Band 5 Gain Control. See Table 36 for  
details.  
EQ Band 5  
Gain Control  
6:5  
Band 5 Cut-off Frequency:  
00=5.3kHz  
01=6.9kHz  
10=9kHz  
11=11.7kHz  
Table 35 EQ Band 5 Control  
GAIN REGISTER  
GAIN  
+12dB  
+11dB  
+10dB  
00000  
00001  
00010  
…. (1dB steps)  
01100  
0dB  
-1dB  
01101  
11000  
-12dB  
11001 to 11111  
Table 36 Gain Register Table  
Reserved  
PP Rev 3.0 April 2006  
47  
w
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