WM9712L
目录
生产数据
描述.......................................................................................................1
FEATURES.............................................................................................................1
应用.....................................................................................................1
框图................................................ ................................................. 1
目录............................................... .......................................... 2
PIN CONFIGURATION...........................................................................................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
AUDIO OUTPUTS.......................................................................................................... 7
AUDIO INPUTS.............................................................................................................. 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
电源CONSUMPTION............................................................................................ 12
设备描述................................................ ....................................... 13
INTRODUCTION.......................................................................................................... 13
AUDIO PATHS概述............................................... .......................................... 14
音频输入....................................................................................................15
LINE INPUT ................................................................................................................. 15
麦克风INPUT................................................................................................. 15
电话INPUT............................................................................................................. 17
PCBEEP输入........................................................................................................... 18
AUDIO ADC..........................................................................................................19
记录选择................................................ ................................................. 20
记录GAIN............................................................................................................ 21
自动电平控制............................................... ................................... 22
音频DAC .......................................................................................................25
STEREO 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
热传感器................................................ .................................................. .. 32
JACK插入和自动切换............................................ ................... 33
数字音频（ SPDIF ）输出............................................ ................................. 34
调音台........................................................................................................... 35
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PD版本4.0 2003年12月
2
QQ：2881677436 复制
