本表格提供了在使用 LPM 均衡模式下面向 GTX 量产芯片中基于非加密 8B/10B 编码协议的优化型 CDR 属性值。
属性 |
值 |
RX_DEBUG_CFG |
12'h000 |
全速: 线速<= 6.6Gbps (RXOUT_DIV=1) |
|
RXCDR_CFG |
CDR setting < +/- 200 ppm 72'h03_0000_23FF_1040_0020
CDR setting < +/- 700 ppm 72'h03_8000_23FF_1040_0020 CDR setting < +/- 1250 ppm72'h03_8000_23FF_1040_0020 |
半速: 线速 1.6 - 6.25Gbps (RXOUT_DIV=2) | |
RXCDR_CFG |
CDR setting < +/- 200 ppm 72'h03_0000_23FF_1020_0020
CDR setting < +/- 700 ppm 72'h03_8000_23FF_1020_0020 CDR setting < +/- 1250 ppm72'h03_8000_23FF_1020_0020 |
1/4 速: 线速 0.8 - 3.125Gbps (RXOUT_DIV=4) | |
RXCDR_CFG |
CDR setting < +/- 200 ppm 72'h03_0000_23FF_1010_0020
CDR setting < +/- 700 ppm 72'h03_8000_23FF_1010_0020 CDR setting < +/- 1250 ppm72'h03_8000_23FF_1010_0020 |
1/8 速: 线速 0.5 - 1.5625Gbps (RXOUT_DIV=8) | |
RXCDR_CFG |
CDR setting < +/- 200 ppm 72'h03_0000_23FF_1008_0020 CDR setting < +/- 700 ppm 72'h03_8000_23FF_1008_0020 CDR setting < +/- 1250 ppm 72'h03_8000_23FF_1008 |
适用于
器件
Kintex-7
Virtex-7