CS8405A
目录
1.特性和规范............................................. ........................... 4
指定的运行条件............................................... .................................. 4
绝对最大额定值............................................... ............................................ 4
DC电气特性............................................... .................................... 5
数字输入特性............................................... ...................................... 5
数字接口规格............................................... ................................. 5
发射机特性................................................ ..................................... 5
开关特性................................................ .......................................... 6
开关特性 - 串行音频接口............................................ 6 .....
开关特性 - 控制端口 - SPI模式...................................... 8
开关特性 - 控制端口 - IC模式....................................... 9
2.典型连接图............................................. ......................................... 10
3.概述..................................................................................................... 11
3.1 AES3和S / PDIF标准文件.......................................... .............................. 11
4.三线串行音频输入端口......................................... ............................... 11
5. AES3变送器............................................................................................................ 13
5.1发送帧和通道状态边界时序.......................................... .... 13
5.2 TXN和TXP驱动程序...................................................................................................... 13
5.3单声道模式操作..................................................................................................... 13
6.控制端口的描述和时序........................................... ......................... 15
6.1 SPI模式......................................................................................................................... 15
6.2 IC模式.......................................................................................................................... 15
6.3中断.......................................................................................................................... 16
7.控制端口寄存器汇总............................................ ............................... 17
7.1存储器地址指针（ MAP） ........................................... ............................................ 17
8.控制端口寄存器位定义........................................... ....................... 18
8.1控制1 （ 01H ） .................................................................................................................. 18
8.2控制2 （ 02H ） .................................................................................................................. 18
8.3数据流控制(03h).................................................................................................... 19
8.4时钟源控制（ 04H ） ........................................... .................................................. .. 19
8.5串行音频输入端口的数据格式（ 05H ） ........................................ ................................ 20
8.6中断1状态（ 07H ） （只读） ....................................... .......................................... 21
8.7中断2状态（ 08H ） （只读） ....................................... .......................................... 21
8.8中断1面膜(09h)....................................................................................................... 21
8.9中断1模式MSB （ 0AH）和中断模式1 LSB （ 0Bh的） ................................. ....... 22
8.10中断2屏蔽（ 0CH ） ........................................... .................................................. ....... 22
8.11中断2模式MSB （ 0DH ）和中断模式2 LSB （ 0EH ） ................................. ..... 22
8.12通道状态数据缓冲控制（ 12H ） ......................................... ............................. 23
8.13用户数据缓冲控制（ 13H ） .......................................... ............................................. 23
8.14通道状态位和用户位数据缓冲器（ 20H - 37H ） .................................... ............... 24
8.15 CS8405A内径和版本寄存器（为7Fh ） （只读） ........................................ ......... 24
9.引脚说明 - 软件模式........................................... ............................... 25
10.硬件模式............................................................................................................. 27
10.1通道状态，用户和有效性的数据.......................................... ............................... 27
10.2串行音频接口格式............................................. ................................................. 27
11引脚说明 - 硬件模式........................................... ............................ 29
12.应用.................................................................................................................... 31
12.1复位，断电和启动......................................... ......................................... 31
12.2 ID码和修订代码............................................ .............................................. 31
12.3电源，接地和PCB布局......................................... .......................... 31
12.4同步多CS8405As的............................................. ............................. 31
13.包装尺寸.............................................. .................................................. ... 32
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