31.07.2013 Views

轻松实现高速串行I/O

轻松实现高速串行I/O

轻松实现高速串行I/O

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

轻松实现高速串行 I/O·<br />

率滤除,那么整体的频率响应就会变得平坦许多,如图 3-33。<br />

图 3-33 未均衡的系统频率响应示例<br />

有源均衡器可以认为是依赖频率的放大器/衰减器。有源均衡器主要有两种:固定形式<br />

有源均衡器和自适应有源均衡器。对于任意的输入数据流,固定形式有源均衡器的频率响应<br />

都是一样的(图 3-34 和图 3-35)。<br />

48·XILINX<br />

图 3-34 均衡器的频率响应示例

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!