On-Module Trace Lengths¶
NON FPGA SOM¶
Ethernet Trace Lengths¶
Ethernet traces are routed to 50ohm impedance +/- 10%
Schematic Net Class: AM57_EMAC0 (Sheet 6)
| Pin |
Net Name |
Signal Length (mil) |
| U5 |
R_EMAC0_RXC |
1800.279 |
| V5 |
R_EMAC0_RXCTL |
1838.437 |
| W2 |
R_EMAC0_RXD0 |
1842.18 |
| Y2 |
R_EMAC0_RXD1 |
1839.677 |
| V3 |
R_EMAC0_RXD2 |
1843.324 |
| V4 |
R_EMAC0_RXD3 |
1842.28 |
| W9 |
R_EMAC0_TXC |
1841.01 |
| V9 |
R_EMAC0_TXCTL |
1841.341 |
| U6 |
R_EMAC0_TXD0 |
1850.334 |
| V6 |
R_EMAC0_TXD1 |
1840.718 |
| U7 |
R_EMAC0_TXD2 |
1841.371 |
| V7 |
R_EMAC0_TXD3 |
1840.041 |
Schematic Net Class: AM57_TXR_EMAC0 (Sheet 6)
| Pin |
Name |
Signal Length (mil) |
| W9 |
EMAC0_TXC |
527.797 |
| V9 |
EMAC0_TXCTL |
529.032 |
| U6 |
EMAC0_TXD0 |
529.336 |
| V6 |
EMAC0_TXD1 |
528.254 |
| U7 |
EMAC0_TXD2 |
519.452 |
| V7 |
EMAC0_TXD3 |
519.535 |
Summed EMAC0 Values
| Pin |
Name |
Signal Length (mil) |
Notes |
| U5 |
R_EMAC0_RXC |
1800.279 |
|
| V5 |
R_EMAC0_RXCTL |
1838.437 |
|
| W2 |
R_EMAC0_RXD0 |
1842.18 |
|
| Y2 |
R_EMAC0_RXD1 |
1839.677 |
|
| V3 |
R_EMAC0_RXD2 |
1843.324 |
|
| V4 |
R_EMAC0_RXD3 |
1842.28 |
|
| W9 |
R_EMAC0_TXC |
2418.02 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| V9 |
R_EMAC0_TXCTL |
2419.586 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| U6 |
R_EMAC0_TXD0 |
2428.883 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| V6 |
R_EMAC0_TXD1 |
2418.185 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| U7 |
R_EMAC0_TXD2 |
2410.036 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| V7 |
R_EMAC0_TXD3 |
2408.789 |
Added 49.213 mils due to 22ohm 0402 series resistor |
Schematic Net Class: AM57_EMAC1 (Sheet 6)
| Pin |
Name |
Signal Length (mil) |
| C5 |
R_EMAC1_RXC |
1197.729 |
| A3 |
R_EMAC1_RXCTL |
1187.946 |
| A4 |
R_EMAC1_RXD0 |
1205.63 |
| B5 |
R_EMAC1_RXD1 |
1190.511 |
| B4 |
R_EMAC1_RXD2 |
1202.505 |
| B3 |
R_EMAC1_RXD3 |
1187.73 |
| D5 |
R_EMAC1_TXC |
862.338 |
| C2 |
R_EMAC1_TXCTL |
859.368 |
| D6 |
R_EMAC1_TXD0 |
861.764 |
| B2 |
R_EMAC1_TXD1 |
861.205 |
| C4 |
R_EMAC1_TXD2 |
864.462 |
| C3 |
R_EMAC1_TXD3 |
863.562 |
Schematic Net Class: AM57_TXR_EMAC1 (Sheet 6)
| Pin |
Name |
Signal Length (mil) |
| D5 |
EMAC1_TXC |
358.118 |
| C2 |
EMAC1_TXCTL |
356.218 |
| D6 |
EMAC1_TXD0 |
357.445 |
| B2 |
EMAC1_TXD1 |
354.552 |
| C4 |
EMAC1_TXD2 |
355.112 |
| C3 |
EMAC1_TXD3 |
355.271 |
Summed EMAC1 Values
| Pin |
Name |
Signal Length (mil) |
Notes |
| C5 |
R_EMAC1_RXC |
1197.729 |
|
| A3 |
R_EMAC1_RXCTL |
1187.946 |
|
| A4 |
R_EMAC1_RXD0 |
1205.63 |
|
| B5 |
R_EMAC1_RXD1 |
1190.511 |
|
| B4 |
R_EMAC1_RXD2 |
1202.505 |
|
| B3 |
R_EMAC1_RXD3 |
1187.73 |
|
| D5 |
R_EMAC1_TXC |
1269.669 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| C2 |
R_EMAC1_TXCTL |
1264.799 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| D6 |
R_EMAC1_TXD0 |
1268.422 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| B2 |
R_EMAC1_TXD1 |
1264.97 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| C4 |
R_EMAC1_TXD2 |
1268.787 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| C3 |
R_EMAC1_TXD3 |
1268.046 |
Added 49.213 mils due to 22ohm 0402 series resistor |
WITH FPGA SOM¶
Ethernet Trace Lengths¶
Ethernet traces are routed to 50ohm impedance +/- 10%
Schematic Net Class: AM57_EMAC0 (Sheet 6)
| Pin |
Net Name |
Signal Length (mil) |
| U5 |
R_EMAC0_RXC |
1800.279 |
| V5 |
R_EMAC0_RXCTL |
1838.437 |
| W2 |
R_EMAC0_RXD0 |
1842.18 |
| Y2 |
R_EMAC0_RXD1 |
1839.272 |
| V3 |
R_EMAC0_RXD2 |
1843.051 |
| V4 |
R_EMAC0_RXD3 |
1842.28 |
| W9 |
R_EMAC0_TXC |
1841.01 |
| V9 |
R_EMAC0_TXCTL |
1841.341 |
| U6 |
R_EMAC0_TXD0 |
1850.334 |
| V6 |
R_EMAC0_TXD1 |
1840.718 |
| U7 |
R_EMAC0_TXD2 |
1841.371 |
| V7 |
R_EMAC0_TXD3 |
1840.04 |
Schematic Net Class: AM57_TXR_EMAC0 (Sheet 6)
| Pin |
Name |
Signal Length (mil) |
| W9 |
EMAC0_TXC |
527.797 |
| V9 |
EMAC0_TXCTL |
529.032 |
| U6 |
EMAC0_TXD0 |
529.336 |
| V6 |
EMAC0_TXD1 |
528.254 |
| U7 |
EMAC0_TXD2 |
519.452 |
| V7 |
EMAC0_TXD3 |
519.535 |
Summed EMAC0 Values
| Pin |
Name |
Signal Length (mil) |
Notes |
| U5 |
R_EMAC0_RXC |
1800.279 |
|
| V5 |
R_EMAC0_RXCTL |
1838.437 |
|
| W2 |
R_EMAC0_RXD0 |
1842.18 |
|
| Y2 |
R_EMAC0_RXD1 |
1839.272 |
|
| V3 |
R_EMAC0_RXD2 |
1843.051 |
|
| V4 |
R_EMAC0_RXD3 |
1842.28 |
|
| W9 |
R_EMAC0_TXC |
2418.02 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| V9 |
R_EMAC0_TXCTL |
2419.586 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| U6 |
R_EMAC0_TXD0 |
2428.883 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| V6 |
R_EMAC0_TXD1 |
2418.185 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| U7 |
R_EMAC0_TXD2 |
2410.036 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| V7 |
R_EMAC0_TXD3 |
2408.788 |
Added 49.213 mils due to 22ohm 0402 series resistor |
Schematic Net Class: AM57_EMAC1 (Sheet 6)
| Pin |
Name |
Signal Length (mil) |
| C5 |
R_EMAC1_RXC |
1197.729 |
| A3 |
R_EMAC1_RXCTL |
1187.946 |
| A4 |
R_EMAC1_RXD0 |
1205.63 |
| B5 |
R_EMAC1_RXD1 |
1191.106 |
| B4 |
R_EMAC1_RXD2 |
1202.505 |
| B3 |
R_EMAC1_RXD3 |
1187.73 |
| D5 |
R_EMAC1_TXC |
862.338 |
| C2 |
R_EMAC1_TXCTL |
859.368 |
| D6 |
R_EMAC1_TXD0 |
861.764 |
| B2 |
R_EMAC1_TXD1 |
861.205 |
| C4 |
R_EMAC1_TXD2 |
864.462 |
| C3 |
R_EMAC1_TXD3 |
863.562 |
Schematic Net Class: AM57_TXR_EMAC1 (Sheet 6)
| Pin |
Name |
Signal Length (mil) |
| D5 |
EMAC1_TXC |
358.118 |
| C2 |
EMAC1_TXCTL |
356.218 |
| D6 |
EMAC1_TXD0 |
357.445 |
| B2 |
EMAC1_TXD1 |
354.552 |
| C4 |
EMAC1_TXD2 |
355.112 |
| C3 |
EMAC1_TXD3 |
355.271 |
Summed EMAC1 Values
| Pin |
Name |
Signal Length (mil) |
Notes |
| C5 |
R_EMAC1_RXC |
1197.729 |
|
| A3 |
R_EMAC1_RXCTL |
1187.946 |
|
| A4 |
R_EMAC1_RXD0 |
1205.63 |
|
| B5 |
R_EMAC1_RXD1 |
1191.106 |
|
| B4 |
R_EMAC1_RXD2 |
1202.505 |
|
| B3 |
R_EMAC1_RXD3 |
1187.73 |
|
| D5 |
R_EMAC1_TXC |
1269.669 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| C2 |
R_EMAC1_TXCTL |
1264.799 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| D6 |
R_EMAC1_TXD0 |
1268.422 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| B2 |
R_EMAC1_TXD1 |
1264.97 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| C4 |
R_EMAC1_TXD2 |
1268.787 |
Added 49.213 mils due to 22ohm 0402 series resistor |
| C3 |
R_EMAC1_TXD3 |
1268.046 |
Added 49.213 mils due to 22ohm 0402 series resistor |
