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WM8912GEFL/RV 参数 Datasheet PDF下载

WM8912GEFL/RV图片预览
型号: WM8912GEFL/RV
PDF下载: 下载PDF文件 查看货源
内容描述: 超低功耗DAC与耳机驱动器的便携式音频应用 [Ultra Low Power DAC with Headphone Driver for Portable Audio Applications]
分类和应用: 驱动器便携式
文件页数/大小: 128 页 / 1259 K
品牌: WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
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WM8912  
Production Data  
SIGNAL TIMING REQUIREMENTS  
COMMON TEST CONDITIONS  
Unless otherwise stated, the following test conditions apply throughout the following sections:  
Ambient temperature = +25°C  
DCVDD = 1.0V  
DBVDD = AVDD = CPVDD = 1.8V  
DGND = AGND = CPGND = 0V  
Additional, specific test conditions are given within the relevant sections below.  
MASTER CLOCK  
tMCLKY  
MCLK  
tMCLKL tMCLKH  
Figure 1 Master Clock Timing  
Master Clock Timing  
PARAMETER  
SYMBOL  
TEST CONDITIONS  
MCLK_DIV=1  
MIN  
40  
TYP  
MAX  
UNIT  
ns  
TMCLKY  
MCLK cycle time  
MCLK duty cycle  
MCLK_DIV=0  
80  
ns  
TMCLKDS  
60:40  
40:60  
PD, Rev 4.0, September 2010  
14  
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