A New Dimension Of Complexity For IC Design


Full 3D designs involving logic-on-logic are still in the tire-kicking stage, but gaps in the tooling already are showing up. This is especially evident with static timing analysis (STA), which is used to validate a design’s timing performance by checking all possible paths for timing violations. STA issues began popping up particularly with the introduction of hybrid bonding, a bumpless p... » read more

Future Challenges For Advanced Packaging


Michael Kelly, vice president of advanced packaging development and integration at Amkor, sat down with Semiconductor Engineering to talk about advanced packaging and the challenges with the technology. What follows are excerpts of that discussion. SE: We’re in the midst of a huge semiconductor demand cycle. What’s driving that? Kelly: If you take a step back, our industry has always ... » read more

Metal Thermal Interface Material For The Next Generation FCBGA


Thermal interface materials (TIMs) have been widely adopted for improved thermal dissipation in flip chip ball grid array (FCBGA), flip chip lidded ball grid array (FCLGA) and flip chip pin grid array (FCPGA) packaging. As the next generation devices' requirements for power get even higher, enhanced thermal performance at the package level is increasingly important. A typical TIM applies a poly... » read more

Setting Ground Rules For 3D-IC Designs


Experts at the Table: Semiconductor Engineering sat down to discuss the changes in design tools and methodologies needed for 3D-ICs, with Sooyong Kim, director and product specialist for 3D-IC at Ansys; Kenneth Larsen, product marketing director at Synopsys; Tony Mastroianni, advanced packaging solutions director at Siemens EDA; and Vinay Patwardhan, product management group director at Cadence... » read more

The Gargantuan 5G Chip Challenge


Blazing fast upload and download speeds for cellular data are coming, but making the technology function as expected throughout its expected lifetime is an enormous challenge that will require substantial changes across the entire chip ecosystem. While sub-6GHz is an evolutionary step from 4G LTE, the real promise of 5G kicks in with millimeter-wave (mmWave) technology. But these higher-freq... » read more

Expanding Advanced Packaging Production In The U.S.


The United States is taking the first steps toward bringing larger-scale IC packaging production capabilities back to the U.S. as supply chain concerns and trade tensions grow. The U.S. is among the leaders in developing packages, especially new and advanced forms of the technology that promise to shake up the semiconductor landscape. And while the U.S. has several packaging vendors, North A... » read more

Domain-Specific Design Drives EDA Changes


The chip design ecosystem is beginning to pivot toward domain-specific architectures, setting off a scramble among tools vendors to simplify and optimize existing tools and methodologies. The move reflects a sharp slowdown in Moore's Law scaling as the best approach for improving performance and reducing power. In its place, chipmakers — which now includes systems companies — are pushing... » read more

Challenges With Stacking Memory On Logic


Experts at the Table: Semiconductor Engineering sat down to discuss the changes in design tools and methodologies needed for 3D-ICs, with Sooyong Kim, director and product specialist for 3D-IC at Ansys; Kenneth Larsen, product marketing director at Synopsys; Tony Mastroianni, advanced packaging solutions director at Siemens EDA; and Vinay Patwardhan, product management group director at Cadence... » read more

Taking 2.5D/3DIC Physical Verification To The Next Level


As package designs evolve, so do verification requirements and challenges. Designers working on multi-die, multi-chiplet stacked configurations in 2.5/3D IC designs can use Calibre 3DSTACK physical verification checks to verify die alignments for proper connectivity and electrical behavior. The Calibre 3DSTACK precheck mode enables design teams to find and correct basic implementation mistakes ... » read more

Next Steps For Panel-Level Packaging


Tanja Braun, group manager at Fraunhofer Institute for Reliability and Microintegration (IZM), sat down with Semiconductor Engineering to talk about III-V device packaging, chiplets, fan-out and panel-level processing. Fraunhofer IZM recently announced a new phase of its panel-level packaging consortium. What follows are excerpts of that discussion. SE: IC packaging isn’t new, but years a... » read more

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