Xilinx Virtex-7 VC7222 User Manual page 32

Chapter 1: VC7222 Board Features and Operation
The GTZ Octal is brought out to two connector pads (J18, J25) which interface with Samtec
BullsEye connectors used with the Samtec HDR-155805-01-BEYE cable assembly. Contact
Samtec, Inc. for information about this or other cable assemblies.
J18 connector pad (the J25 connector pad is identical).
connector pinout.
The GTZ reference clocks (CLK0 and CLK1) are brought out to two pairs of SMA
connectors as shown in
X-Ref Target - Figure 1-18
A
GTZ Connector Pad
Figure 1-18: A – GTZ Connector Pad. B – GTZ 300A Connector Pinout C – GTZ 300B Connector Pinout
Information for each GTZ transceiver pin is shown in
Table 1-15: GTZ Transceiver Pins
32
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Figure 1-18
Figure
B
GTZ 300A Connector Pinout
FPGA (U1) Pin Net Name
C29 300_TX0_P
C28 300_TX0_N
C23 300_RX0_P
C22 300_RX0_N
A28 300_TX1_P
A27 300_TX1_N
A22 300_RX1_P
A21 300_RX1_N
C26 300_TX2_P
C25 300_TX2_N
C20 300_RX2_P
C19 300_RX2_N
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Figure 1-18
C shows the 300B connector pinout.
1-17.
GTZ 300A
P
P
N N
P P
N N
P
P
N N
P
P
N N
P
P
N N
Table
Octal
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
VC7222 Transceiver Characterization Board
Figure 1-18 A shows the
B shows the 300A
C
GTZ 300B
P
P
N N
P P
N N
P
P
N N
P
P
N N
P
P
N N
GTZ 300B Connector Pinout
UG965_c1_18_010212
1-15.
Trace Length
Connector
(mils)
J25 2,723
J25 2,723
J25 2,953
J25 2,953
J25 2,332
J25 2,332
J25 2,252
J25 2,252
J25 2,338
J25 2,337
J25 2,250
J25 2,250
UG965 (v1.4) February 11, 2015