• Install is successful but software won't run

    I have been able to successfully install and verify the DRC software, but when I run it I get an error saying it has stopped. No other info is provided but the option to send a report is given, which I have tried. Thi...
    bradcrowell
    last modified by bradcrowell
  • Minimum impedance question

    I would think that the minimum impedance is the actual trace impedance on that layer when matched. I set the diff rule to 80 ohms. The clocks below were set to 82 ohms differential but HL DRC is displaying 92.77 ohms...
    Marty Fouch
    last modified by Marty Fouch
  • From which layout tools can I translate design data into HyperLynx DRC?

    HyperLynx DRC can import layout data and files from the following tools and formats: Generally, data does not need to be translated into Mentor’s Xpedition format. If your layout tool is not on this list, use...
    cathy_terwedow
    last modified by cathy_terwedow
  • Problems installing and running HyperLynx DRC Free version

    Our Tech Support team received a question about installing and running the HyperLynx DRC Free Edition. We’d like to share our response here in the community for everyone to see. The customer reported the followi...
    Marty Fouch
    last modified by Marty Fouch
  • HyperLinx DRC saving project error

    I get a text box saying "An unknown error occurred while accessing C:\Users\JOHNHO~1\AppData\Local\Temp\hldproj27581.tmp when I try to save a project. The folder location has these .tmp file in it O.K.
    j.hosier@ntlworld.com
    last modified by j.hosier@ntlworld.com
  • False positives for the crossing voids rule

    Used HyperLynx DRC Free on one project and got lots of false positives for the crossing voids rule between layers 5 and 6 on a 6 layer board. Also saw a peculiarity with the diff impedance calculation; i.e. difference...
    Marty Fouch
    last modified by Marty Fouch
  • Can I use Netscape to download HyperLynx DRC?

    No. Netscape is not a a supported browser on Support Center. To take advantage of Support Center’s features, one of the following internet browsers is required: • Internet Explorer 11 • Microsoft ...
    cathy_terwedow
    last modified by cathy_terwedow
  • How do I translate PCB layout data from PADS Layout to HyperLynx DRC? Do PADS Layout and HyperLynx DRC have to be installed on the same machine?

    PADS Layout and HyperLynx DRC do not have to be installed on the same machine. To open a PADS Layout design in HyperLynx DRC, simply point to the PADS Layout *.PCB file. Alternatively, you can export a *.HYP file from...
    cathy_terwedow
    created by cathy_terwedow
  • How do I translate PCB layout data from Xpedition to HyperLynx DRC? Do both products have to be installed on the same machine?

    No, HyperLynx DRC and Xpedition are not required to be installed on the same machine. HyperLynx DRC standalone is independent of Xpedition and can accept the Xpedition layout file formats (*.CCE, *.CC) to import the P...
    cathy_terwedow
    last modified by cathy_terwedow
  • How do I get technical support for the HyperLynx Free/Gold Editions?

    Technical support for the HyperLynx DRC Free and Gold Editions is delivered here in the HyperLynx DRC community. In the community you can: post product usage questions, interact with other users and Mentor technical e...
    cathy_terwedow
    created by cathy_terwedow
  • What is HyperLynx DRC?

    HyperLynx DRC is a programmable electrical rule checker for PCB and advanced IC packages. It examines PCB and IC package physical layout data for electrical performance violations of a set of pre-defined rules (specif...
    cathy_terwedow
    created by cathy_terwedow
  • Where can I find a sample database? Do the HyperLynx DRC Free and Gold Editions ship with a sample design?

    The install tree for the HyperLynx DRC Free and Gold Editions contains a sample database/design that you can use to familiarize yourself with the software. The sample design (*.CIBD file) is located in the …\SD...
    cathy_terwedow
    created by cathy_terwedow
  • What kind of design problem does HyperLynx DRC address?

    Physical layouts of PCBs and IC packages typically require multiple layers of signal interconnect and power planes for implementation. Oftentimes, the physical arrangement of signal and power-plane metal shapes result...
    cathy_terwedow
    created by cathy_terwedow
  • What are the main benefits of adding HyperLynx DRC to a design flow?

    HyperLynx DRC elevates overall electrical performance, increases design quality, and accelerates electrical design closure and final sign-off. With HyperLynx DRC, you can quantify design quality and determine which vi...
    cathy_terwedow
    created by cathy_terwedow
  • How is HyperLynx DRC different than other commercial DRC product offerings?

    HyperLynx DRC offers much higher capacity and much faster runtimes than other tools due to the pattern matching of its unique geometry analysis engine which enables efficient/compact rule coding. In addition, the open...
    cathy_terwedow
    created by cathy_terwedow
  • How do I use the Impedance Rule DRC to check different target impedances?

    Most nets are designed with 55 Ohm with a tolerance of +/- 10% of the target impedance. DDR3 has 45 Ohm target impedance +/- 10%. So, a common question is whether to run the Impedance Rule with 55 Ohms and then change...
    cathy_terwedow
    last modified by cathy_terwedow
  • Where do I get the IBIS model for the part in my design?

    IBIS models can be found/verified online by the specific vendor/provider you are using. Please contact that vendor directly or search for online communities. There are many options available for free downloads of veri...
    cathy_terwedow
    created by cathy_terwedow
  • I have an .hldproj file. How can I change the parent setting for this project?

    You can promote the setting to a parent HLDSET file with the command under Setup menu.
    cathy_terwedow
    created by cathy_terwedow
  • How do I translate PCB layout data from Allegro to HyperLynx DRC? Do Allegro and HyperLynx DRC have to be installed on the same machine?

    Before loading a BRD file in HyperLynx DRC, you must set one, or possibly two, environment variables related to the Cadence Extracta utility. The following procedure applies to both Windows and Linux installations. P...
    cathy_terwedow
    created by cathy_terwedow
  • How do I translate PCB layout data from IPC-2581 to HyperLynx DRC?

    To open an IPC-2581 design in HyperLynx DRC, simply point to the *.XML file.
    cathy_terwedow
    created by cathy_terwedow