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ML630 Board User Guide
www.xilinx.com
11
UG828 (v1.0) September 28, 2011
Detailed Description
32. P3, J3 FCI Airmax Interlaken plug and receptacle connectors
33. J3 refclk (J132, J133) SMA connectors
34. P2, J2 FCI Airmax Interlaken plug and receptacle connectors
FPGA U2 FCI Airmax Interlaken Connectors
35. P4, J4 FCI Airmax Interlaken plug and receptacle connectors
36. J4 refclk (J134, J135) SMA connectors
FPGA U1 and FPGA U2 Clock Circuits
37. Differential clock input connectors CLK0 SMA (J167, J168) with 1-to-2 3.3V LVPECL
buffer (U98)
38. Differential clock input connectors CLK1 SMA (J169,J170) with 1-to-2 3.3V LVPECL
buffer (U99)
39. Differential clock input connectors CLK2 SMA (J171, J172) with 1-to-2 3.3V LVPECL
buffer (U96)
40. Differential clock input connectors CLK3 SMA (J9, J10) with 1-to-2 3.3V LVPECL buffer
(U97)
41. Four I
2
C programmable Silicon Labs Si570 3.3V LVPECL 10 MHz-to-810 MHz
oscillators (U43, U44, U51, U52) each with a 1-to-2 3.3V LVPECL buffer (U53, U54, U55,
U56, bottom of board)
42. Two differential clock input-output 8x8 crosspoint switches (U57, U58)
43. FPGA U1 differential test clock input SMA connectors (J124, J125) with 1-to-6 3.3V
LVDS buffer (U126)
44. FPGA U2 differential test clock input SMA connectors (J126, J127) with 1-to-6 3.3V
LVDS buffer (U127)
45. Six dual 2-to-1 3.3V LVDS input, 3.3V LVPECL output differential clock multiplexers
(U102, U115, U116, U120, U121, U122)
46. Two I
2
C programmable Silicon Labs Si570 3.3V LVPECL 10 MHz-to-810 MHz
oscillators, one for FPGA U1 (U64) and one for FPGA U2 (U65) (bottom of board), each
with a 1-to-6 3.3V LVDS buffer (U13, U18), top of board)
ML630 I
2
C Bus
47. I
2
C Main Bus: M24C02 256x8 EEPROM (U59), TI PCA9548 (U31) 1-to-8 port I
2
C
expander (six ports wired to the Si570 oscillators, two ports wired to the 8x8 crosspoint
switches); U1 I
2
C: HPC FMC1 J290; U2 I
2
C: HPC FMC2 J104
ML630 HPC FMC Connectors
48. FMC1 connector (J290)
49. FMC2 connector (J104)
Default Jumper Positions
A list of shunts and their required positions for normal board operation is provided in
Appendix A, Default Jumper Positions
.