RocketIO™ X Transceiver User Guide www.xilinx.com 133UG035 (v1.5) November 22, 2004 1-800-255-7778Timing Diagram and Timing Parameter Tables RPulse Width (Examples):TTX2PWL Minimum pulse width, TX2 clock, Low stateTREFPWH Minimum pulse width, Reference clock, High stateTiming Diagram and Timing Parameter TablesA timing diagram (Figure A-2) illustrates the timing relationships.The following four tables list the timing parameters as reported by the implementationtools relative to the clocks given in Table A-1, page 129, along with the RocketIO X signalsthat are synchronous to each clock. (No signals are synchronous to REFCLK orTXUSRCLK.)• Table A-2, “Parameters Relative to RX User Clock (RXUSRCLK),” page 134• Table A-3, “Parameters Relative to RX User Clock2 (RXUSRCLK2),” page 134• Table A-4, “Parameters Relative to TX User Clock2 (TXUSRCLK2),” page 135• Table A-5, “PMA Clock Parameters,” page 136• Table A-6, “Miscellaneous Clock Parameters,” page 136Figure A-2: RocketIO X Transceiver Timing Relative to Clock EdgeCLOCKCONTROLINPUTSCONTROLOUTPUTSDATAOUTPUTSDATAINPUTSTxGWHTGCCKTxGWLTGCKCTGCKCOTGCKDOTGDCKTGCKDUG012_106_02_1001011 2
