| Standard | Line Rate | Internal Data Width | PLL Frequency | REFCLK Frequency | Using Typical REFCLK Frequency | |||
| [Gb/s] | [16b/20b/32b/40b] | [GHz] | [MHz] | |||||
| Typical | N1 | N2 | D | M | ||||
| XAUI | 3.125 | 20b | 3.125 | 156.25 | 5 | 4 | 2 | 1 |
| GigE | 1.25 | 20b | 2.5 | 125 | 5 | 4 | 4 | 1 |
| PCIe Optimal Jitter |
5 | 20b | 2.5 | 250 | 5 | 2 | 1 | 1 |
| 2.5 | 20b | 2.5 | 250 | 5 | 2 | 2 | 1 | |
| 5 | 20b | 2.5 | 125 | 5 | 4 | 1 | 1 | |
| 2.5 | 20b | 2.5 | 125 | 5 | 4 | 2 | 1 | |
| PCIe 100 MHz REFCLK |
5 | 20b | 2.5 | 100 | 5 | 5 | 1 | 1 |
| 2.5 | 20b | 2.5 | 100 | 5 | 5 | 2 | 1 | |
| CPRI 1-4X (Multi-Rate) |
2.4576 | 20b | 2.4576 | 122.88 | 5 | 4 | 2 | 1 |
| 1.2288 | 20b | 2.4576 | 122.88 | 5 | 4 | 4 | 1 | |
| 0.6144 | 20b | 2.4576 | 122.88 | 5 | 4 | 8 | 1 | |
| CPRI 1-10X (Multi-Rate) |
3.072 | 20b | 3.072 | 122.88 | 5 | 5 | 2 | 1 |
| 2.4576 | 20b | 2.4576 | 122.88 | 5 | 4 | 2 | 1 | |
| 1.2288 | 20b | 2.4576 | 122.88 | 5 | 4 | 4 | 1 | |
| 0.6144 | 20b | 2.4576 | 122.88 | 5 | 4 | 8 | 1 | |
| CEI 6.25 | 6.25 | 20b | 3.125 | 390.625 | 4 | 2 | 1 | 1 |
| Standard | Line Rate | Internal Data Width | PLL Frequency | QPLL | REFCLK Frequency | Using Typical REFCLK Frequency | |||
| [Gb/s] | [16b/20b/32b/40b] | [GHz] | [Upper/Lower Band] | [MHz] | |||||
| Typical | N (QPLL_FBDIV, QPLL_FBDIV_RATIO) |
RXOUT_DIV (D) | TXOUT_DIV (D) | M (QPLL_REFCLK_DIV) | |||||
| PCIe Gen3 | 8 | 32b | 8 | Lower | 100 | 80 | 1 | 1 | 1 |
| CEI 6.25 | 6.25 | 20b | 6.25 | Lower | 390.625 | 16 | 1 | 1 | 1 |
| 6.25 | 20b | 6.25 | Lower | 156.25 | 40 | 1 | 1 | 1 | |
| CEI 11 | 9.95 | 32b | 9.95 | Upper | 155.46875 | 64 | 1 | 1 | 1 |
| 11.1 | 32b | 11.1 | Upper | 173.4375 | 64 | 1 | 1 | 1 | |
| SFP+ (SFF-8431,SFI) |
9.8304* | 32b | 9.8304 | Upper | 122.88 | 80 | 1 | 1 | 1 |
| 9.95328 | 32b | 9.95328 | Upper | 155.52 | 64 | 1 | 1 | 1 | |
| 10.3125 | 32b | 10.3125 | Upper | 156.25 | 66 | 1 | 1 | 1 | |
| 10.5187 | 32b | 10.5187 | Upper | 164.355 | 64 | 1 | 1 | 1 | |
| 11.1 | 32b | 11.1 | Upper | 173.4375 | 64 | 1 | 1 | 1 | |
NOTE: * Line rate used for CPRI over SFP+ applications.
| AR# 51047 | |
|---|---|
| 日期 | 11/28/2012 |
| 状态 | Active |
| Type | 综合文章 |
| 器件 | |