ADAU1701
目录
特点................................................. ............................................. 1
应用................................................. ...................................... 1
功能框图............................................... ............... 1
概述................................................ ......................... 1
规格................................................. .................................... 4
模拟性能................................................ .................... 4
数字I / O .............................................. ....................................... 5
电源................................................. ............................................. 5
温度范围................................................ ...................... 5
数字定时................................................ ............................... 5
PLL ................................................. ................................................ 6
调节................................................. ....................................... 6
绝对最大额定值............................................... ............. 7
ESD注意事项................................................ .................................. 7
典型性能特征............................................. 8
引脚配置和功能.............................................. ... 10
概述................................................. ......................................... 13
初始化................................................. ................................... 14
上电排序.............................................. ..................... 14
推荐项目/参数加载程序..... 14
节电模式............................................... ............. 14
使用振荡器............................................... ..................... 14
设置主时钟/ PLL模式............................................ 15 ..
电压调节器................................................ ....................... 15
双声道音频ADC ............................................. ................ 17
四通道音频DAC ............................................. ............... 18
控制端口................................................ ..................................... 19
概述................................................. ..................................... 19
I
2
端口C ................................................ ........................................ 19
SPI端口................................................ ........................................ 20
自启动................................................ ....................................... 23
初步的技术数据
信号处理................................................ ............................ 25
概述................................................. .................................... 25
数字格式................................................ ....................... 25
编程................................................. ............................. 25
RAM和寄存器............................................... ........................ 26
控制端口寻址............................................... ............ 26
参数RAM ................................................ .......................... 26
安全加载寄存器................................................ ....................... 27
数据捕获寄存器............................................... ............... 27
DSP内核控制寄存器.............................................. ......... 28
接口寄存器................................................ ...................... 28
控制端口读/写数据格式.................................. 28
数据RAM ................................................ ................................... 30
多用途引脚................................................ .......................... 31
多用途引脚配置寄存器............................ 31
GPIO引脚设置寄存器.............................................. ........... 31
辅助ADC ................................................ ............................ 31
通用输入/输出............................................. 32
串行数据输入/输出端口............................................ .... 32
串行输出控制寄存器.............................................. 34
串行输入控制寄存器.............................................. ...... 35
布局建议................................................ ............. 37
零件放置................................................ .......................... 37
接地................................................. .................................. 37
典型应用原理图 - 自引导模式...................... 38
典型应用原理 - 我
2
C控制............................. 39
典型应用原理图 - SPI控制............................ 40
数字时序图............................................... ................ 41
外形尺寸................................................ ....................... 43
订购指南................................................ .......................... 43
修订历史
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