Agilex™ 7 LVDS SERDES User Guide: M-Series

ID 768615
Date 7/23/2024
Public
Document Table of Contents

11. Document Revision History for the Agilex™ 7 LVDS SERDES User Guide: M-Series

Document Version Quartus® Prime Version Changes
2024.07.23 24.2
  • Updated Table: LVDS SERDES Intel® FPGA IP (intel_lvds) Current Release Information.
  • Updated Table: Signal Interface between IOPLL and LVDS SERDES IPs:
    • Changed ext_vcoph[7:0] to ext_phout[7:0].
    • Added new signal—phout_periph.
  • Updated Initializing the LVDS SERDES IP in DPA Mode.
  • Updated the tables in IOPLL Parameter Values for External PLL Mode
    • Changed the parameters value for outclk1.
    • Added VCO Frequency output clock.
    • Removed outclk3 and outclk4.
    • Added new Table: Generating Output Clocks Using an IOPLL IP for Transmitter Channel.
  • Updated the figures in Connection between IOPLL IP and LVDS SERDES IP in External PLL Mode by adding the ext_phout_periph signal in LVDS SERDES Receiver block and the phout_periph signal in IOPLL Intel FPGA IP block.
2023.12.04 23.4
  • Updated topics to add automatic selection of byte and pin references by the LVDS SERDES IP:
    • The topic about planning the LVDS interface.
    • The topic about the Pin Settings tab in the IP parameter editor.
    • The topic listing the pin index number and respective channel pin selection.
  • Updated the maximum data rate for transmitter and receiver interfaces in the General Settings tab of the IP parameter editor.
  • Added the Transmitter Settings tab of the IP parameter editor.
  • Updated the figure showing the soft-CDR LVDS receiver interface with the IOPLL IP with LVDS transmitter in the same sub-bank.
  • Added guideline about sharing LVDS SERDES I/O lanes with other IPs.
2023.11.28 23.2 Added notes that serialization factor of 8 is available only for production devices.
2023.09.26 23.2 Added a link from the topic about planning the LVDS interface to a topic that shows the valid and invalid scenarios.
2023.08.08 23.2
  • Removed the note about restricted support of M-Series FPGAs.
  • Changed the term "high-speed SERDES" to "LVDS SERDES".
  • Updated the figure showing the I/O bank structure.
  • Changed tx_coreclock and rx_coreclock to coreclock.
  • Updated the topic about LVDS SERDES usage modes.
  • Updated the number of clock cycles before valid data is available after bit slip.
  • Added LVDS SERDES Intel FPGA IP information.
  • Updated the topics related to setting up LVDS interface with external PLL mode.
  • Updated guidelines for pin placement for differential channels.
  • Added topic about PLLs driving LVDS transmitter and receiver channels.
  • Added information about timing.
  • Added information about design examples.
  • Added troubleshooting guidelines.
  • Added topics related to planning your LVDS interface pins and selecting bytes and pins in the Pin Settings tab.
  • Added topic about placement restrictions if you mix true differential and single-ended I/O standards in the same or adjacent HSIO banks.
2023.04.03 Initial release.