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位置:首页 > IC型号导航 > 首字符A型号页 > 首字符A的型号第1670页 > AHA4540B > AHA4540B PDF资料 > AHA4540B PDF资料1第5页
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功能框图...................................................................................................................2
框架结构( xBlockMode = 0 ,流模式) ........................................ ...................................... 4
框架结构( xBlockMode = 1 ,块模式) ........................................ ........................................ 4
编码器框图......................................................................................................................5
CRC编码器......................................................................................................................................5
扰码器............................................................................................................................................7
输入模块..........................................................................................................................................8
2D交织....................................................................................................................................8
编码/交织的数据输出.......................................................................................................8
解码器框图......................................................................................................................10
通道接口框图.......................................................................................................10
模式0或模式1输入数据线.......................................... .................................................. ...... 11
模式2输入数据线...................................................................................................................11
模式3输入数据连接最多4位每个符号....................................... ..................................... 11
模式3输入数据线大于4位每个符号....................................... .......................... 12
QPSK符号定义.....................................................................................................................13
8 -PSK符号定义( PreRotate = 0 ) ........................................ .................................................. ... 13
8 -PSK符号定义( PreRotate = 1 ) ........................................ .................................................. ... 13
16 QAM符号定义..................................................................................................................13
64 QAM符号定义..................................................................................................................14
256 QAM符号定义................................................................................................................14
LLR的正常化与16-QAM的.........................................................................................................15
缩短的代码结构..............................................................................................................18
缩短的3D模块的结构.........................................................................................................18
解码后的数据接口框图............................................. ................................................. 22
流量控制框架示例..............................................................................................................24
流量控制禁用.........................................................................................................................26
与通道接口法师握手............................................. ............................................ 26
解码器的时钟频率合成.............................................. .................................................. ..27
频率合成器的框图.............................................. ................................................. 29
编码器的快速重构代码与斜交错残疾人.......................................... 0.32
编码器的快速重构代码与斜交错启用.......................................... ..32
解码器的快速代码重构.............................................. .................................................. 33
引脚排列..................................................................................................................................................65
信号配时与输出负载............................................................................................................67
DPCLK时钟时序..........................................................................................................................68
ECLK , UCLK , CCLK , DCLK和EPCLK时钟时序...................................... ............................... 68
未编码的数据接口 - 数据输入时序........................................... ....................................... 69
编码数据接口 - 数据输出时序........................................... ........................................ 70
信道符号输入时序.............................................................................................................71
解码后的数据接口 - 数据输出时序........................................... ........................................ 72
微处理器的接口时序(写) ; PROCMODE = 0, MUXMODE = 0 ......................................... 73
微处理器的接口时序(读) ; PROCMODE = 0, MUXMODE = 0 ......................................... 74
微处理器的接口时序(写) ; PROCMODE = 0, MUXMODE = 1 ......................................... 75
微处理器的接口时序(读) ; PROCMODE = 0, MUXMODE = 1 ......................................... 76
微处理器的接口时序(写) ; PROCMODE = 1, MUXMODE = 0 ......................................... 77
微处理器的接口时序(读) ; PROCMODE = 1, MUXMODE = 0 ......................................... 78
中断时序...................................................................................................................................79
RESETN时间..................................................................................................................................79
痛风,顺时针转动计时.....................................................................................................................79
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