WM8734
生产数据
目录
描述.......................................................................................................1
FEATURES.............................................................................................................1
应用.....................................................................................................1
框图................................................ ................................................. 1
引脚配置 - SSOP .............................................. ............................... 3
订货信息 - SSOP .............................................. ....................... 3
引脚说明 - SSOP .............................................. ..................................... 4
引脚配置 - QFN .............................................. ................................. 5
订货信息 - QFN .............................................. .......................... 5
引脚说明 - QFN .............................................. ........................................ 6
绝对最大额定值............................................... .......................... 7
推荐工作条件............................................... ...... 7
电气特性................................................ ...................... 8
术语.....................................................................................................9
功耗（举例） ............................................. ................ 10
主时钟时序............................................... ..................................... 11
数字音频接口 - 主模式............................................ ........... 11
数字音频接口 - 从模式............................................ .............. 12
MPU接口时序............................................... ........................................... 14
设备描述................................................ ....................................... 16
音频信号PATH................................................................................................. 16
器件工作................................................ ................................................. 22
音频数据采样价格.............................................. ................................. 27
ACTIVATING DSP和数字音频接口............................................ .. 32
软件控制接口............................................... .......................... 32
省电模式............................................... ............................................. 34
寄存器映射......................................................................................................... 36
数字滤波器特性............................................... ................ 38
术语.......................................................................................................... 39
DAC，滤波器响应............................................... .................................. 39
ADC滤波器响应............................................... .................................. 39
ADC高通滤波器.............................................. ............................................. 40
数字去重特征............................................. ...... 40
应用信息................................................ ......................... 42
推荐的外部元件............................................... ........... 42
尽量减少杂音AT模拟输出........................................ 43
包装尺寸（ SSOP ） ............................................. .......................... 44
包装尺寸（ QFN ） ............................................. ............................ 45
重要通知................................................ .......................................... 46
地址： .................................................................................................................. 46
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PD版本4.1 2006年11月
2
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
