CS5373A
目录
1.特性和规范............................................. ........................... 4
指定的运行条件............................................... .................................. 4
温度条件................................................ ............................................... 5
绝对最大额定值............................................... ............................................ 5
模拟输入特性............................................... .................................... 6
模拟输出特性............................................... ................................ 7
调制器特性................................................ ........................................ 8
性能曲线......................................................................................................... 9
AC DAC差分模式1 ， 2 ， 3 ......................................... ...................................... 10
数字化的特征................................................ .............................................. 15
电源特性............................................... ................................. 18
2.概述..................................................................................................... 19
2.1 Δ-Σ调制器............................................. .................................................. ..... 19
2.2数位类比转换器........................................... .................................................. 19
3.系统框图............................................................................................................ 20
4.功耗模式..................................................................................................................... 21
4.1掉电..................................................................................................................... 21
4.2睡眠模式...................................................................................................................... 21
4.3调制模式............................................................................................................... 21
4.4交流测试模式................................................................................................................ 21
4.5直流测试模式................................................................................................................ 21
5.操作模式........................................................................................................ 22
5.1调制模式............................................................................................................... 22
5.1.1调制一个人的密度............................................ ......................................... 22
5.1.2调制器抽取的输出............................................ .................................. 22
5.1.3同步调制器............................................. ..................................... 22
5.1.4调制闲音............................................ .............................................. 23
5.1.5调制器的稳定性............................................. .................................................. 23
5.2交流测试模式................................................................................................................ 23
5.2.1 AC差分..................................................................................................... 23
5.2.2 AC共模............................................ .................................................. 24
5.2.3 DAC稳定性....................................................................................................... 24
5.3直流测试模式................................................................................................................ 24
5.3.1 DC共模............................................ ................................................. 24
5.3.2 DC差..................................................................................................... 25
5.4睡眠模式...................................................................................................................... 25
6.数字信号................................................................................................................. 26
6.1 MCLK连接............................................................................................................ 26
6.2则msync连接......................................................................................................... 26
6.3 MDATA连接......................................................................................................... 27
6.4 MFLAG连接......................................................................................................... 27
6.5 TDATA连接.......................................................................................................... 27
6.6 GPIO连接........................................................................................................... 27
7.模拟信号................................................................................................................ 28
7.1 INR ± ， INF ±调制器输入.......................................... ................................................. 28
7.1.1调制器输入阻抗............................................ .................................... 28
7.1.2调制器的抗混叠滤波器.......................................... ......................................... 28
7.2 DAC输出衰减.............................................. .................................................. .. 29
7.3 DAC输出精度±输出............................................ ............................................... 29
7.4 DAC BUF ±缓冲输出............................................ ................................................. 30
7.5 DAC CAP ±连接............................................. .................................................. ..... 30
7.6模拟差分信号.............................................. ................................................. 30
8.参考电压........................................................................................................ 31
2
DS703F1
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