○
Four GTY transceivers allocated to PCIe lanes 7:4 PCIE_EP_TX/RX[7:4]
• Quad 225
○
MGTREFCLK0 - PCIE_CLK1_P/N (U94)
○
MGTREFCLK1 - not connected
○
Four GTY transceivers allocated to PCIe lanes 11:8 PCIE_EP_TX/RX[11:8]
• Quad 224
○
MGTREFCLK0 - not connected
○
MGTREFCLK1 - not connected
○
Four GTY transceivers allocated to PCIe lanes 15:12 PCIE_EP_TX/RX[15:12]
The XCVU37P left-side GTY transceiver interface assignments are shown in the following figure.
Figure 21: XCVU37P Left-side GTY Transceiver Assignments
BANK 227
MGTY_227_0
MGTY_227_1
MGTY_227_2
MGTY_227_3
MGTY_227_REFCLK0
MGTY_227_REFCLK1
PCIE_EP_TX/RX_3
PCIE_EP_TX/RX_2
PCIE_EP_TX/RX_1
PCIE_EP_TX/RX_0
PCIE_CLK2
NC
BANK 225
MGTY_225_0
MGTY_225_1
MGTY_225_2
MGTY_225_3
MGTY_225_REFCLK0
MGTY_225_REFCLK1
PCIE_EP_TX/RX_11
PCIE_EP_TX/RX_10
PCIE_EP_TX/RX_9
PCIE_EP_TX/RX_8
PCIE_CLK1
NC
BANK 226
MGTY_226_0
MGTY_226_1
MGTY_226_2
MGTY_226_3
MGTY_226_REFCLK0
MGTY_226_REFCLK1
PCIE_EP_TX/RX_7
PCIE_EP_TX/RX_6
PCIE_EP_TX/RX_5
PCIE_EP_TX/RX_4
NC
NC
BANK 224
MGTY_224_0
MGTY_224_1
MGTY_224_2
MGTY_224_3
MGTY_224_REFCLK0
MGTY_224_REFCLK1
PCIE_EP_TX/RX_15
PCIE_EP_TX/RX_14
PCIE_EP_TX/RX_13
PCIE_EP_TX/RX_12
NC
NC
X21651-092618
Left-side GTY Transceiver Connectivity
The following tables list the XCVU37P FPGA U1 GTY transceiver banks 227, 226, 225, and 224
connections, respectively.
For additional information on GTY transceivers, see the UltraScale Architecture GTY Transceivers
User Guide (
). Also see the UltraScale FPGAs Transceivers Wizard LogiCORE IP Product Guide
). For additional information about the quad small form factor pluggable (28 Gb/s
QSFP28) module, see the SFF-8663 and SFF-8679 specifications for the 28 Gb/s QSFP+ at the
website.
Chapter 3: Board Component Descriptions
UG1302 (v1.1) April 21, 2021
VCU128 Board User Guide
63