Tower Semiconductor and OpenLight Unveil 400G Modulator for Next-Gen Optical Connectivity

Tower ( (TSEM) ) has provided an announcement.

On March 12, 2025, Tower Semiconductor and OpenLight announced the successful demonstration of a 400G/lane modulator built on Tower’s silicon photonics platform, PH18DA. This innovation supports next-generation 400G/lane optical communication architectures for data centers and AI applications, offering a scalable solution from 100G to 400G. The collaboration aims to provide a cost-effective and high-performance solution for high-speed data transfer, addressing the industry’s need for efficient silicon-based modulators. This development marks a significant step in advancing high-speed networking and optical communication technology, enhancing Tower’s industry positioning and offering stakeholders a reliable path to future-proof designs.

More about Tower

Tower Semiconductor Ltd. is a leading foundry of high-value analog semiconductor solutions, offering technology, development, and process platforms for various markets including consumer, industrial, automotive, mobile, infrastructure, medical, and aerospace and defense. The company is committed to creating a sustainable impact through innovative analog technology and provides a wide range of customizable process platforms. Tower Semiconductor operates multiple facilities worldwide to ensure multi-fab sourcing and extended capacity for its customers.

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