WM8753LGEB/V 参数 Datasheet PDF下载

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WM8753L

目录

描述.......................................................................................................1

特点............................................................................................................1

应用.....................................................................................................1

目录............................................... .......................................... 2

引脚配置 - QFN .............................................. .................................. 4

引脚配置 - BGA .............................................. ................................. 4

订购信息................................................ .................................. 4

引脚说明................................................ ................................................ 5

绝对最大额定值............................................... .......................... 6

模拟热性能............................................... .......................... 6

推荐工作条件............................................... ...... 6

电气特性................................................ ...................... 7

术语............................................................................................................ 9

PGA输出线性度............................................... ........................................ 10

信号时序要求............................................... ...................... 12

系统时钟时序............................................... ............................................ 12

MODE / GPIO3和CSB / GPIO5 LATCH在上电时序.............................. 12

音频接口时序 - 主模式............................................ ............. 13

音频接口时序 - 从模式............................................ ................ 14

控制接口时序 - 3线模式.......................................... ........... 15

控制接口时序 - 2线模式.......................................... ........... 16

内部上电复位电路............................................. ............. 17

设备描述................................................ ....................................... 18

引言......................................................................................................... 18

输入信号PATH.................................................................................................. 20

麦克风输入................................................ ............................................. 24

PGA CONTROL........................................................................................................... 28

自动电平控制（ ALC ） ............................................ ........................... 31

3D立体声增强............................................... ..................................... 34

输出信号路径............................................... ............................................... 36

ANALOGUE产出................................................ ............................................... 42

耳机开关................................................ ............................................... 46

耳机OUTPUT............................................................................................... 47

中断控制器................................................ ....................................... 48

通用输入/输出............................................. ......................... 51

数字音频接口............................................... .................................... 53

音频接口控制............................................... ................................. 58

控制接口................................................ .............................................. 62

主时钟，锁相环............................................ ............. 66

音频采样率............................................... .............................................. 69

供电器..................................................................................................... 71

电源MANAGEMENT............................................................................................. 72

注册MAP.......................................................................................................... 77

数字滤波器特性............................................... ................ 79

术语.......................................................................................................... 80

DAC，滤波器响应............................................... .......................................... 81

ADC滤波器响应............................................... .......................................... 82

VOICE滤波器响应............................................... ............................... 84

VOICE DAC滤波器响应.............................................. ............................... 84

VOICE ADC滤波器响应.............................................. ............................... 84

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PP版本3.4 2005年11月

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