PC1854A
目录
1.
2.
端子等效电路.............................................................................................................................. 6
模块功能.......................................................................................................................................... 13
2.1
2.2
2.3
2.4
立体声解调模块..................................................................................................................... 14
SAP解调模块........................................................................................................................ 15
DBX减少噪声块..................................................................................................................... 16
矩阵块.............................................................................................................................................. 17
3.
I
2
C总线接口......................................................................................................................................... 18
3.1
3.2
数据传输........................................................................................................................................... 19
数据传输格式.............................................................................................................................. 20
4.
I
2
C总线COMMANDS ........................................................................................................................................ 22
4.1
4.2
4.3
4.4
子地址列表....................................................................................................................................... 22
设置步骤.................................................................................................................................... 23
写寄存器说明.................................................................................................................. 25
的读寄存器说明................................................................................................................. 28
5.
模式矩阵...................................................................................................................................................三十
5.1
5.2
L- ,R声道输出( LOT , ROT销)矩阵.................................... .................................................. 。 30
正常的输出(非销)矩阵............................................................................................................. 31
6.
使用方法注意事项............................................................................................................................................ 32
6.1
6.2
6.3
6.4
6.5
6.6
注意在冲击降噪........................................................................................................ 32
电源电压......................................................................................................................................... 32
的输入和输出引脚的阻抗...................................................................................................... 32
输出引脚驱动能力............................................................................................................... 32
注意对外部元件........................................................................................................... 33
变化的电气特性由外部元件........................................... .................. 33
7.
8.
9.
电气特性...................................................................................................................... 34
测量电路....................................................................................................................................... 44
封装图纸..................................................................................................................................... 45
10.推荐焊接条件............................................. .................................................. 47
数据表S12816EJ3V0DS00
5