WM9712CLGEFL/RV 参数 Datasheet PDF下载

WM9712L

目录

生产数据

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

 

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

 

APPLICATIONS..................................................................................................... 1

 

框图................................................ ................................................ 1

 

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

 

引脚配置................................................ .......................................... 4

 

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

 

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

 

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

 

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

 

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

 

音频输出............................................................................................................ 7

音频输入................................................................................................................ 8

辅助单声道DAC （ AUXDAC ） ............................................ .................................... 8

TOUCHPANEL和辅助ADC .............................................. .............................. 9

比较仪............................................................................................................. 9

参考电压................................................ ............................................. 10

数字接口特性............................................... .................. 10

耳机/音箱输出总谐波失真与功率关系...................................... 11

耗电量................................................ .............................................. 12

设备描述................................................ ...................................... 13

 

引言............................................................................................................ 13

AUDIO PATHS概述............................................... ............................................ 14

AUDIO INPUTS.................................................................................................... 15

 

LINE INPUT .................................................................................................................... 15

麦克风输入................................................ .................................................. 15

手机输入............................................................................................................... 17

PCBEEP输入............................................................................................................. 18

音频ADC ......................................................................................................... 19

 

记录SELECTOR.................................................................................................... 20

RECORD GAIN .............................................................................................................. 21

自动电平控制............................................... ..................................... 22

音频DAC ...................................................................................................... 25

 

立体声DAC ................................................................................................................ 25

辅助DAC ............................................................................................................ 28

模拟音频产出............................................... ........................... 29

 

耳机输出 - HPOUTL和HPOUTR ............................................ ....... 29

耳机扬声器输出 - OUT3 ............................................. .................................... 30

扬声器端口 - LOUT2和ROUT2 ............................................ ......... 31

耳机输出（ MONOOUT ） ............................................. ........................................ 32

温度传感器...................................................................................................... 32

JACK插入和自动切换............................................ .................... 33

数字音频（ SPDIF ）输出............................................ ................................... 34

调音台............................................................................................................. 35

可变速率音频/采样率转换.............................. 37

 

TOUCHPANEL接口................................................ ............................... 38

 

工作原理 - 四线TOUCHPANEL ....................................... 38

工作原理 - 五线TOUCHPANEL ......................................... 40

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PD ，版本4.6 ， 2011年11月

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