CS4341
模拟输出 - AOUTA和AOUTB ............................................ ......................................... 22
参考接地 - REF_GND.............................................................................................. 22
正参考电压 - FILT + ............................................. ........................................... 22
静态电压 - VQ .......................................................................................................... 22
主时钟 - MCLK ............................................................................................................. 23
左/右时钟 - LRCK ......................................................................................................... 23
串行音频数据 - SDATA ............................................. .................................................. ..... 23
串行时钟 - SCLK ................................................................................................................ 24
复位 - RST............................................................................................................................ 24
串行控制接口时钟 - SCL / CCLK .......................................... ................................. 24
串行控制数据I / O - SDA / CDIN ........................................ ............................................... 24
地址位/片选 - AD0 / CS ......................................... ............................................... 24
静音控制 - MUTEC ........................................................................................................... 24
6.应用..................................................................................................................... 25
6.1接地和电源去耦............................................ ........................... 25
6.2过采样模式....................................................................................................... 25
6.3推荐的上电顺序............................................ ................................... 25
6.4使用电源ON / OFF静态电压斜坡.......................................的.............. 25
7.控制Port接口............................................. ................................................. 26
7.1 SPI模式......................................................................................................................... 26
7.2 I
2
C兼容模式...................................................................................................... 26
7.2存储器地址指针（ MAP） ........................................... ............................................ 27
8.参数定义.............................................. .................................................. .. 33
总谐波失真+噪声（ THD + N） ........................................ .................................. 33
动态范围...................................................................................................................... 33
通道间隔离............................................................................................................. 33
通道间增益不匹配............................................... .................................................. .. 33
增益误差............................................................................................................................... 33
增益漂移................................................................................................................................ 33
9.参考文献： ........................................................................................................................ 33
10.包装尺寸.............................................. .................................................. .... 34
图列表
图1 。
图2中。
网络连接gure 3 。
图4中。
图5中。
图6 。
图7 。
网络连接gure 8 。
图9 。
网络连接gure 10 。
图11 。
图12 。
图13 。
图14 。
图15 。
图16 。
图17 。
DS298PP2
外部串行方式输入时序............................................. .................................... 9
内部串行方式输入时序............................................. ..................................... 9
内部串行时钟发生器.............................................. ...................................... 9
I
2
C控制端口时序.............................................. .................................................. 10
SPI控制端口时序.............................................. ................................................. 11
典型的连接图............................................... ......................................... 12
SPI模式控制端口格式化............................................. ................................... 27
I
2
C模式控制端口格式化............................................. ................................... 27
基准利率的阻带抑制............................................. ....................................... 28
基准利率的过渡带............................................. ............................................. 28
基准利率的过渡带（详细信息） .......................................... ................................... 28
基准利率的通带纹波............................................. ........................................... 28
高房价阻带抑制............................................. ....................................... 28
高速率的过渡带............................................. .............................................. 28
高速过渡带（详细） .......................................... .................................... 29
高速通带纹波............................................. ............................................ 29
输出测试负载......................................................................................................... 29
3
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