Tata Electronics plans to begin wafer production on a 90nm process at a planned
large-scale fab in Dholera, Gujarat, people familiar said. 90nm is a mature node
primarily used for low-end industrial and automotive chips and faces a risk of
obsolescence over the next few years. The move is more conservative than Tata’s
annual report for the year to March 2025, which had cited 28nm as the intended
starting point for its chip-making business. The decision execution highlights
and technology-capability challenges for India’s effort to build a domestic
semiconductor industry from scratch.
