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WM8945 参数 Datasheet PDF下载

WM8945图片预览
型号: WM8945
PDF下载: 下载PDF文件 查看货源
内容描述: 单声道低功耗编解码器与视频缓冲器和触摸屏控制器 [Mono Low-Power CODEC with Video Buffer and Touch Panel Controller]
分类和应用: 解码器编解码器控制器
文件页数/大小: 169 页 / 1604 K
品牌: WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
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Production Data  
WM8945  
REVISION HISTORY  
DATE  
REV  
DESCRIPTION OF CHANGES  
Touch pressure current added  
PAGE  
13  
CHANGED BY  
08/10/10  
4.0  
Added comment about ADC volume being in digital filter block  
Added comment about DAC volume being in digital filter block  
Notch filter plots updated  
29  
47  
BC  
35, 36  
47  
Added note about DAC_VOL_RAMP rate  
R56 TCH_ISEL currents changed from 200uA and 460uA  
89, 142  
Added note about LDOVDD being enabled before SPKVDD for pop-  
free start-up  
15/05/11  
4.1  
JJ  
8
PD, May 2011, Rev 4.1  
169  
w
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