Design Advisories Alerted on April 3, 2013
04/03/2013 - (Xilinx Answer 55009) Design Advisory for 7 Series FPGA GTX/GTH/GTP Transceivers - TX Sync Controller Change for Phase Alignment in Buffer Bypass Mode
04/03/2013 - (Xilinx Answer 50906) Design Advisory for Production Kintex-7 325T, 410T, 420T and Virtex-7 485XT, 690XT - Bitstream compatibility requirements between GES and Production devices: Updated for 7V690T production devices

Design Advisory Alerted on January 21, 2013
1/17/2013 - (Xilinx Answer 53740) Updated Design Advisory for 7-Series Xilinx PCI Express Cores - No Clock Output on TXOUTCLK at Cold Temperature.

Design Advisory Alerted on December 18, 2012
12/13/2012 - (Xilinx Answer 45360) Updated Design Advisory for the Kintex-7 and Virtex-7 FPGA GTX General ES Transceiver: added the RXCDR_CFG setting for SATA SSC and a note on RXELECIDLEMODE/RXBUF_RESET_ON_EIDLE when not using OOB.

Design Advisories Alerted on November 5, 2012
10/31/2012 - (Xilinx Answer 50617) Updated Design Advisory for Kintex-7 and Virtex-7 FPGA Production GTX Transceivers with references to specific devices; updated the bitstream compatibility section
10/25/2012 - (Xilinx Answer 50906) Updated Design Advisory for Production Kintex-7 325T, 410T and Virtex-7 485XT - Bitstream compatibility requirements between GES and Production devices; updated for 14.3/2012.3 release

Design Advisories Alerted on October 29, 2012
10/25/2012 - (Xilinx Answer 52193) Design Advisory for 7 Series BPI Multiboot - When fallback occurs flash access is always in BPI asynchronous Mode

Design Advisories Alerted on October 22, 2012
10/22/2012 - (Xilinx Answer 45360) Updated the RXCDR_CFG values in the Design Advisory for the Kintex-7 and Virtex-7 FPGA GTX General ES Transceiver
10/22/2012 - (Xilinx Answer 50617) Updated the bitstream compatibility section in the Design Advisory for the Kintex-7 and Virtex-7 FPGA Production GTX Transceiver

Design Advisory Alerted on October 15, 2012
10/15/2012 - (Xilinx Answer 51884) Design Advisory for Kintex-7 and Virtex-7 GTX Production Silicon CDR Attribute Updates

Design Advisory Alerted on September 10, 2012
09/10/2012 - (Xilinx Answer 51580) Design Advisory for 14.1/14.2 Timing Analysis 7 Series - Clock Arrival Times are Incorrect for block Ram (BRAM) or FIFO Components for PERIOD constraint analysis

Answer Records Upgraded to Design Advisories
09/10/2012 - (Xilinx Answer 45781) Design Advisory for 7 Series XADC - Using the XADCEnhancedLinearity BitGen option
09/10/2012 - (Xilinx Answer 44971) Design Advisory for 7 Series XADC - Accuracy of On Chip Reference

Design Advisory Alerted on August 20, 2012
08/17/2012 - (Xilinx Answer 50906) Design Advisory for Production Kintex-7 325T, 410T and Virtex-7 485XT - Bitstream compatibility requirements between GES and Production devices
08/20/2012 - (Xilinx Answer 51296) Design Advisory - 7 Series Package Flight Time changes in ISE 14.2 and Vivado 2012.2 release

Design Advisories Alerted on July 25, 2012
07/19/2012 - (Xilinx Answer 47817) Updated Design Advisory for the Kintex-7/Virtex-7 GTX Transceiver Power-up/Power-down with additional current draw when following the recommended sequence, with information about duration of current draw, simultaneous power-up and more FAQs.
07/19/2012 - (Xilinx Answer 45360) Updated Design Advisory for the Kintex-7and Virtex-7 FPGA GTX General ES Transceiver with RX_DFE_XYD_CFG value.
07/19/2012 - (Xilinx Answer 50617) Design Advisory for the Kintex-7and Virtex-7 FPGA Production GTX Transceivers.

Design Advisories Alerted on July 2, 2012
06/28/2012 - (Xilinx Answer 47817) Design Advisory for the Kintex-7/Virtex-7 GTX Transceiver Power-up.
06/28/2012 - (Xilinx Answer 45360) Updated Design Advisory for the Kintex-7and Virtex-7 FPGA GTX Transceiver General Engineering Sample (ES) Silicon - Updated GTX software use mode changes (Xilinx Answer 43339) with the latest GTXE2_COMMON use model change information.

Design Advisory Alerted on May 8, 2012
05/07/2012 - (Xilinx Answer 47248) Design Advisory for the Kintex-7 FPGA - XC7K325T CES9937 Initial Engineering Sample (IES) Supported in ISE 13.4 only

Design Advisory Alerted on March 26, 2012
03/22/2012 - (Xilinx Answer 45360) Design Advisory for the Kintex-7and Virtex-7 FPGA GTX Transceiver General Engineering Sample (ES) Silicon - Updated RXCDR_CFG setting for half-rate mode.

Design Advisory Alerted on February 27, 2012
02/23/2012 - (Xilinx Answer 45360) Updated Design Advisory for the Kintex-7 and Virtex-7 FPGA GTX Transceiver - Attribute Updates, Issues, and Work-arounds for General Engineering Sample (ES) Silicon to include new RXCDR_CFG settings and a link to GTX software known issues/use mode changes.

Design Advisory Alerted on January 30, 2012
01/24/2012 - (Xilinx Answer 45360) Design Advisory for the Kintex-7and Virtex-7 FPGA GTX Transceiver - Attribute Updates, Issues, and Work-arounds for General Engineering Sample (ES) Silicon

Design Advisory Alerted on January 16, 2012
01/10/2012 - (Xilinx Answer 45633) Design Advisory for 7 Series MIG DDR3/DDR2 - Updated pin placement rules for CKE and ODT; existing UCFs must be verified

Design Advisory Alerted on November 21, 2011
11/21/2011 - (Xilinx Answer 44174) Design Advisory for techniques on properly synchronizing flip-flops and SRLs after startup

Design Advisory Alerted on October 17, 2011
10/17/2011 - (Xilinx Answer 44421) Design Advisory for 13.2 iMPACT - Incorrect indirect programming core file is loaded to Kintex-7 leading to potential device damage

Design Advisory Alerted on July 6, 2011
07/06/2011 - (Xilinx Answer 42615) Design Advisory for 7 Series FPGA Transceivers - GTX Port Name Changes in ISE 13.2 design tools

Revision History
04/03/13 - Added 55009. Updated 50906.
01/16/13 - Updated 53740
12/13/12 - Updated 45360
10/31/12 - Updated 50617 and 50906
10/25/12 - Added 52193
10/18/12 - Updated 45360 and 50617
10/11/12 - Added 51884
09/10/12 - Added 51508. Upgraded 45781 and 44971 to Design Advisories.
08/20/12 - Added 50906, 51926
07/25/12 - Updated 47817, 45360, and added 50617
07/02/12 - Added 47817 and updated 45360
05/08/12 - Added 47248
03/26/12 - Updated 45360
02/27/12 - Updated 45360
01/30/12 - Added 45360
01/16/12 - Added 45633
12/12/11 - Changed title for 44174
11/21/11 - Added 44174
10/17/11 - Added 44421
07/06/11 - Initial release