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Event Summary | Looking Deeper: The Enduring Role of Legacy Semiconductors

To discuss the critical role of legacy semiconductors, the dangerous lack of capacity to manufacture them domestically, and the geopolitical impacts of legacy production, 澳门六合彩 brought together panelists from government and industry for the third and final edition of Looking Deeper.

Picture of Andreas Schumacher, Kellee Wicker, Hon. Nazak Nikakhtar, Don McLellan, and Mark Garvey during the event.

Looking Deeper: The Enduring Role of Legacy Semiconductors

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Introduction 

鈥淪emiconductors have been dubbed the oil of the 21st century because they underly so much of our economy,鈥 said Andreas Schumacher, executive vice president of Strategy, Mergers & Acquisitions at Infineon Technologies.  

The CHIPS and Science Act of 2022 authorized $280 billion towards boosting semiconductor research and manufacturing in the United States, the bulk of which is to be spent on R&D for leading-edge technologies. While exciting innovations, like producing chips as small as 3 nm, have been at the forefront of the semiconductor conversation, older, larger semiconductors are already ubiquitous in daily life and integral to the economy.  

Legacy semiconductors, sometimes called 鈥渕ature鈥 or 鈥渁dvanced鈥 nodes, are typically defined at the 28 nm and above level, and they鈥檙e a key component in automobiles, smartphones, medical devices, and more. To discuss the critical role of legacy semiconductors, the dangerous lack of capacity to manufacture them domestically, and the geopolitical impacts of legacy production, 澳门六合彩 brought together panelists from government and industry for the third and final edition of Looking Deeper

Why 鈥淟egacy鈥 is a Misnomer 

The label 鈥渓egacy semiconductors鈥 seems to imply that these nodes are going out of fashion, that newer, 鈥渂leeding-edge鈥 technologies will take their place. In reality, these semiconductors play important and enduring roles in energy production, memory storage, sensors, and more, as shown by Infineon鈥檚 Semiconductor Tree. Schumaker expressed that despite the 鈥渓egacy,鈥 moniker, none of the branches are 鈥渨ithering away,鈥 that there are 鈥渟uper exciting, advanced developments in all those branches, towards the leaves.鈥 

The term 鈥渓egacy semiconductor鈥 encompasses a broad range of technologies that vary greatly in their specialization, build, and price. The average smartphone has more than a thousand semiconductors, each of which costs just cents to make, while highly specialized nodes, like the radiation-hardened semiconductors used in airplanes and satellites, are thousands of dollars. Across all applications for legacy semiconductors, the Honorable Nazak Nikakhtar, former assistant secretary for Industry and Analysis at the Department of Commerce and partner at Wiley Law, noted that these chips make up 95% of the commercial market. Beyond their economic importance, legacy chips also impact national security; 鈥渙f the Department of Defense鈥檚 national security, mission-critical, pentagon-style capabilities, about 99.5% depend on legacy chips,鈥 reported Nikakhtar. While labels like 鈥渓egacy鈥 and 鈥渕ature鈥 suggest that advanced semiconductors are past their prime, their pervasiveness as commodities and in national security capabilities prove their enduring importance. 

The Most Complex Facilities in the World 

Building domestic manufacturing capacity for semiconductors is a key goal of the CHIPS Act, one that comes with a number of challenges. Mark Garvey, president of Global Business Unit for Advanced Technology Facilities at Exyte Asia-Pacific, explained that semiconductor fabrication plants, called fabs, 鈥渁re basically the most sophisticated facilities on the planet鈥 because of all the gases, chemicals, and controlled environments required in the manufacturing process. A large proportion of semiconductors used in the United States are manufactured overseas, especially in countries like China, Taiwan, and Singapore. According to Garvey, timelines for permitting a fab in the East are roughly half of what they are in the West. Garvey accounted for this by pointing out that in Asia, 鈥済overnments actively support the permitting process to be a green lane functionality. They want to facilitate the investment.鈥 He also noted that the familiarity these governments have with the permitting process for fabs is an advantage over the West. Lack of familiarity, combined with rightful caution concerning the potentially dangerous chemicals fabs handle, can greatly delay the permitting process. 

Once permits are complete, it is time to build the fab. Like permitting, timelines for fab construction in Asia are more compressed. Garvey revealed that it takes 26 months to go from the first concrete pour to a finished clean room in the United States, while the same process takes just 12-13 months in Taiwan. Additionally, Garvey shared that the scale of fabs has grown to almost three times what it was just 15 years ago, and at the peak of manpower demand, 5,000-7,000 workers are needed during construction. Again, many Asian countries have an advantage due to more relaxed labor laws and greater labor availability. Though the CHIPS Act allocates billions of dollars to incentivize reshoring semiconductor manufacturing, boosting domestic capacity requires policymakers to address the many challenges in permitting and constructing fabs in the United States. 

Short-Term Pain, Long-Term Gain 

The market for semiconductors is growing each year, and while the relative shares held by the United States and its allies are declining, China鈥檚 stake continues to grow. 

Nikakhtar was concerned about the growth in China鈥檚 semiconductor capacity compared to its global competitors; she explained that 鈥渢he more trade we do with China, the more we are allowing China's market distortions to permeate throughout the economy.鈥 While many policies have focused on stopping tech transfer related to leading-edge technology and innovation, Nikakhtar argued the United States has ceded the realm of legacy chips, enabling China to build over capacity and drown US industries. She also commented that 鈥渋f we鈥檙e buying chips from China, our capital goes to China.鈥 While China has the second largest GDP in the world, it also has one lowest Gross National Incomes (GNIs), meaning that when capital goes to China, the revenue does not trickle down to workers, instead, it pays company executives and funds the Chinese government.  

To block China from depressing global prices and monopolizing the revenue from legacy semiconductors, revenue that companies rely on to build next-gen technology, the U.S. must reduce its dependence on Chinese chips and integrate the supply chain with its allies. Nikakhtar said this process is sure to cause short-term pain, but enduring the adjustment period is necessary to see long-term benefits: "our actual GDP growth, our wages, our innovation capabilities, all improve substantially when we are trading with market economies.鈥 

Nikakhtar contended that Western world has underestimated China鈥檚 capabilities for too long in thinking that innovation will always win the day, that they will always be able to 鈥渞un faster.鈥 As Nikakhtar explained, building a resilient supply chain in the United States and ensuring that companies are bringing in enough revenue to fund innovation requires the understanding that China was always running faster, they just started further behind.


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