CS8415A
目录
1.特性和规范............................................. ........................................ 6
指定的运行条件............................................... ............................................... 6
绝对最大额定值........................................................................................................ 6
DC电气特性............................................... ................................................ 6
数字输入特性............................................... .................................................. 7
数字接口规格............................................... ............................................. 7
开关特性....................................................................................................... 7
开关特性 - 串行音频接口............................................ ................. 8
开关特性 - 控制端口 - SPI模式.......................................... ......... 9
开关特性 - 控制端口 - IC模式.......................................... ........ 10
2.典型连接图............................................. .................................................. ... 11
3.概述.................................................................................................................. 12
3.1 AES3和S / PDIF标准文件.......................................... .......................................... 12
4.串行音频输出接口......................................................................................................... 13
5. AES3接收器................................................................................................................................ 15
5.1 7 ： 1个S / PDIF输入多路复用器......................................................................................................... 15
5.2 OMCK系统时钟模式.......................................................................................................... 15
5.3 PLL ，抖动衰减和的Varispeed .......................................... ............................................... 15
5.4错误报告和保持功能............................................ .................................................. 15
5.5通道状态数据处理..................................................................................................... 16
5.6用户数据处理...................................................................................................................... 16
5.7非音频自动检测............................................................................................................ 16
5.8单声道模式操作.................................................................................................................. 17
6.控制端口的描述和时序........................................... ..................................... 18
6.1 SPITM模式................................................................................................................................. 18
6.2 IC模式....................................................................................................................................... 19
6.3中断...................................................................................................................................... 19
7.控制端口寄存器汇总............................................ ............................................. 20
7.1存储器地址指针（ MAP） ........................................... .................................................. ...... 20
8.控制端口寄存器位定义........................................... ................................... 21
8.1控制1 （ 01H ） ............................................................................................................................ 21
8.2控制2 （ 02H ） .............................................................................................................................. 21
8.3时钟源控制（ 04H ） .......................................................................................................... 22
8.4串行音频输出端口数据格式（ 06H ） ........................................ ......................................... 22
8.5中断1状态（ 07H ） （只读） ....................................... .................................................. ... 23
8.6中断2状态（ 08H ） （只读） ....................................... .................................................. ... 24
8.7中断1面膜（ 09H ） .................................................................................................................. 24
8.8中断1模式MSB （ 0AH）和中断模式1 LSB （ 0Bh的） ................................. ................... 24
8.9中断2屏蔽（ 0CH ） .................................................................................................................. 24
8.10中断2模式MSB （ 0DH ）和中断2模式LSB （ 0EH ） ................................. ................. 25
8.11接收器通道状态（0Fh ） （只读） ....................................... ....................................... 25
8.12接收器错误（ 10H ） （只读） ........................................ .................................................. ..... 26
8.13接收器错误面膜（ 11H ） .......................................................................................................... 26
8.14通道状态数据缓冲控制（ 12H ） ......................................... ......................................... 27
8.15用户数据缓冲控制（ 13H ） .......................................... .................................................. ....... 27
8.16 C-通道子码字节0到9 （ 14小时 - 1DH ） （只读） ................................ ........................ 28
8.17 OMCK / RMCK比（ 1EH ） （只读） ..................................... ................................................ 28
8.18 C- bit或U- bit数据缓冲区（ 20H - 37H ） ................................... .................................................. ..... 28
8.19 CS8415A内径和版本寄存器（为7Fh ） （只读） ........................................ ..................... 28
9.引脚说明 - 软件模式........................................... ............................................... 29
10.硬件模式.......................................................................................................................... 31
10.1串行音频接口格式.......................................................................................................... 31
11引脚说明 - 硬件模式........................................... ............................................ 32
12.应用............................................................................................................................... 34
12.1复位，断电和启动......................................... .................................................. ... 34
12.2 ID码和修订代码....................................................................................................... 34
12.3电源，接地和PCB布局......................................... ..................................... 34
DS470F4
3
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