Appendix D
HW-XM650/755 Balun Daughter
Cards for RFSoC EVM
Overview
XM650 and XM755 are the RFMC 2.0 add-on cards for use with the Zynq
®
Ult™ RFSoC
DFE ZCU670 evaluation board. These add-on cards enable ZCU670 connectivity from DAC and
ADC for loopback evaluation and for instrumentation use cases. The ZCU670 board supports
eight DACs and ten ADCs. The XM650 and XM755 cards provide connectivity of up to 16 DACs
and 16 ADCs.
• The XM650 add-on card is a DAC to ADC loopback evaluation with N79 band baluns and
filters, no external connectivity.
• The XM755 add-on card is a full break-out of 16 DAC channels x 16 ADC channels to SMA
connectivity using Carlisle-CoreHC2 assembly connections.
Note: The following descriptions for pinout and RF tile figures are specific to the ZCU670 evaluation board.
For pinouts and tile descriptions for other boards, see the applicable board user guide.
Table 24: Add-on Board Features
Feature
Description
Base board
ZCU670
ADC channels
10
DAC channels
8
Balun
XM650: N79 or B46 band with BOM change
XM755: Low/mid/high frequency
Filter
XM650: N79 or B46 band with BOM change
XM755: No
Interconnection
2x Samtec LPAM 8x50
Appendix D: HW-XM650/755 Balun Daughter Cards for RFSoC EVM
UG1532 (v1.0) March 30, 2022
ZCU670 Board User Guide
67