Design constraints

  • Making the Little Things Count on Your PCB Design

    Making the Little Things Count on Your PCB Design

    Even as everything related to electronics shrinks in size, a few small areas that we have been able to ignore so far remain. Along with the physical reduction, we also encounter reductions in our...

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  • Front End Constraints

    Front End Constraints

    Capture electrical constraints early in the design process and automatically communicate them to PCB layout designers directly from the circuit schematic environment.

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  • Reinventing PCB with Real-Time Design

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  • How To: HDMI

    How To: HDMI

    High Definition Media Interface is a beautiful thing. Back when 1080P meant something, the HDMI spec entered the scene as an upgrade on the legacy trio or quintet of RCA cables. The number of...

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  • How (and Why) to Embrace Design Constraints

    How (and Why) to Embrace Design Constraints

    Design rules are nothing new. Our ability to create specific and concrete rules to govern the results should not be overlooked. From the first placement study to the final result, capturing a...

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  • Working with OrCAD: Constraint Manager

    This week’s Working with OrCAD video, Constraint Manager 2, discusses how the constraint manager within OrCAD products constitutes the central focus point. This allows the designer to control the...

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  • 5 Ways to Assess PCB Constraint Management Systems for High-Speed Designs

    5 Ways to Assess PCB Constraint Management Systems for High-Speed Designs

    A sound constraint management design process helps to foster a correct-by-design approach, reduces time-to-market, and ultimately optimizes the design process—eliminating the undefined,...

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  • Common Questions About Constraint-Driven Design with OrCAD Capture

    Common Questions About Constraint-Driven Design with OrCAD Capture

    Our most recent webinar, Constraint-driven design with OrCAD Capture, provided attendees with an overview of Constraint Manager for OrCAD. It is a new option available directly within the OrCAD...

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  • Set it and NEVER Forget it with Constraint-Driven PCB Design

    Set it and NEVER Forget it with Constraint-Driven PCB Design

    Setting up and implementing a constraint-driven design flow may seem like a daunting planning task, however spending the time upfront can save you hours (or even days) by preventing design...

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  • Right-first-time design with the constraint-driven flow in OrCAD

    Right-first-time design with the constraint-driven flow in OrCAD

    OrCAD helps you design better by providing real-time visual feedback for electrical, physical and spacing constraints so you can easily avoid and fix violations.

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  • Real Time Feedback While Designing with OrCAD Constraint Driven Flow

    Real Time Feedback While Designing with OrCAD Constraint Driven Flow

    Real-time DRC engine provides immediate constraint pass/fail feedback as the design progresses, enabling designers to make quick adjustments on the fly.

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  • Constraint Driven Routing

    Constraint Driven Routing

    To help with large data busses or Matched Groups we introduce Relative Propagation Delay. To keep Differential Pairs in phase we have added Static Phase Control and to assist with both of these...

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  • Notes from the Board Room - A day in the life of a Googler

    Notes from the Board Room - A day in the life of a Googler

    In my quest to become a world famous PCB designer, (stop laughing!) I've taken to putting my own words on the screen and sharing them here. My job is to enable design wins, period. It's a cruel...

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  • What is the Cost of Field Failures?

    What is the Cost of Field Failures?

    We see it in the news frequently; a battery explodes, car brakes malfunction, electronic systems are hacked, a material inexplicably fails. Field failures are costly and unforgiving, necessitating...

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  • So, You Want to be a CAD PCB Layout-er

    So, You Want to be a CAD PCB Layout-er

    Knowledge workers are of the variety that knows and does something that their manager probably doesn't. Even the schematic capture experts struggle with the layout software. It has always been a...

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  • Design Reliability

    Design Reliability

    The sun rises every day. It is reliable. In practical terms, it has always risen and will continue to do so. On a long enough timeline, however, our star will burn out. That's what the...

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  • On Demand Webinar: OrCAD Constraint Driven Flow

    The OrCAD constraint driven flow provides a unique, fully integrated environment to define design intent and dynamically track compliance throughout the entire implementation process.Join PCB...

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  • On Board, as in Life, Timing is Everything (almost) | PCB Trace Length – Staying in the Sweet Spot

    On Board, as in Life, Timing is Everything (almost) | PCB Trace Length – Staying in the Sweet Spot

    We are lucky to have the technology that helps us manage timing constraints. X-nets, pin-pairs, and match-groups may seem a little daunting at first. Once mastered, these are fantastic tools for...

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  • Notes from the Board Room - on Checklists

    Notes from the Board Room - on Checklists

    Not just one, there should be a sanity check at every major step in the life of a layout. Some of us fondly remember the Apollo program on the grainy black-and-white TVs of the day. The whole...

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  • Sigrity Tech Tip: How PCB Designers Can Create Initial PDN Constraints Without Becoming a PI Expert

    Sigrity Tech Tip: How PCB Designers Can Create Initial PDN Constraints Without Becoming a PI Expert

    Allegro Sigrity PI Base and the PI Signoff and Optimization option from Cadence are demonstrated.

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  • OrCAD Constraint Driven Design Video

    OrCAD Constraint Driven Design Video

    See how the constraint driven flow in OrCAD enables designers to embed their design intent directly inside their CAD environment providing real-time feedback that constraints are being met as the...

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