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Jeffrey Gallagher



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Create Ideal Solder Mask Openings Around Bond Fingers with Cadence 16.6 IC Packaging Tools
Normal 0 false false false EN-US X-NONE X-NONE Exposing metal through solder mask openings is as necessary as it can be frustrating. For regular arrays and grids of pins of a flip chip, embedding the openings directly in the padstack definition for the   Read More »
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Strengthen Your Plane-to-Plane Connections with Cadence 16.6 IC Package Shorting Via Arrays
Manufacturability and quality of the power and ground feeds for your package are always a big concern for all of us. When you have multiple plane layers, connecting them together with reinforcing vias is a great idea, with just one problem: how do you   Read More »
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Build Components Quickly and Easily with Pre-Defined Escape Routing Using Cadence 16.6 IC Packaging Tools
When it comes to designing a dense flip-chip die - or even defining a BGA for a complex substrate - the ability to efficiently fan out the pins in the fewest possible layers is paramount. Get this wrong, and you could end up needing additional layers   Read More »
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Add a View of Your Package Substrate in Your IC Layout Tool for Maximum Design Context with Cadence 16.6 SiP Layout
We have all heard about co-design, how it is going to get us to market on time, reduce our layer counts, and give us the ability to trade off design decisions at different layers of the system substrates. If you're reading this blog, you almost certainly   Read More »
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Balance Metal Coverage Across Different Layers with Ease Using Cadence 16.6 IC Packaging Layout Tools
To maximize yield and achieve optimum quality of your final, manufactured IC package substrate, we all want to balance the metal coverage across different layer - and region - pairings of your package layout. But, just how do you go about doing that with   Read More »
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Customize Your Menus Dynamically with SKILL in Cadence Allegro 16.6-Based Layout Editors
Many users of the Allegro, APD, and SiP tools are familiar with the great flexibility that allows them to extend and modify the tool to meet their specific requirements. This might mean custom SKILL tools developed in-house, scripts/macros to automate   Read More »
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Improve Design Quality with Adjacent Layer Object Avoidance in the 16.6 Cadence APD and SiP Layout Tool
In this week's discussion, let's take a look at a cornerstone of every good substrate design: plane shapes and voiding. In particular, what do you do if you need to void around an object on one or more layers of the object itself, whether a cline   Read More »
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See the Differences Between Your Designs Visually with the Layer Compare Toolset in 16.6 APD and SiP Layout Tools
Have you ever wondered exactly what has changed between two different versions of a package substrate? Perhaps you've wanted to see exactly what metal on the top surface of your package is exposed through the combination of solder mask openings and   Read More »
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Take Your Via Structures from Ordinary to Exceptional with 16.6 IC Packaging Advanced Commands
Via structures—those reusable patterns of conductor clines and vias designers rely on to maximize their productivity—have a long-standing place in the robust escape routing feature set in the Cadence IC Packaging Tools. Many of us use only   Read More »
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Turn Spreadsheet Ball Maps into Components in Seconds with 16.6 Cadence APD and SiP
Many designers use ball maps, or spreadsheets wherein each cell corresponds to a specific pin position in a regular pitch symbol, to document component interfaces, exchange data with other design teams, or even to optimize net assignments. But, just how   Read More »
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