India's "Digital Diamond": The Vikram-32 microprocessor marks a space-grade silicon breakthrough that's completely Made-in-India.

Sunita Somvanshi

Minister Ashwini Vaishnaw handed PM Modi something tiny but powerful at Semicon India 2025 - India's first fully indigenous 32-bit processor qualified for harsh space environments.

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"Oil was black gold, but chips are digital diamonds," said PM Modi while accepting the processor that was designed by ISRO and fabricated at SCL's facility in Mohali.

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Why is this processor significant? It's not just lab technology - the Vikram-32 was validated aboard an actual space mission, powering the Mission Management Computer on PSLV-C60's POEM-4 payload.

Photo Source: ISRO

The 180 nm fabrication might seem outdated compared to today's 3-5 nm smartphone chips, but it's actually perfect for space applications where radiation tolerance matters more than miniaturization.

Photo Source: ISRO

What makes a processor "space-grade"? It must withstand radiation, extreme temperatures, and vacuum conditions while maintaining reliable performance - challenges the Vikram-32 has already conquered.

Photo Source: ISRO

The tech specs are impressive: operating at 100 MHz with power consumption under 500 mW, Vikram-32 supports floating-point computations and the specialized Ada programming language used in mission-critical systems.

Photo Source: ISRO

ISRO developed all software tools in-house, including compilers and simulators, with work underway on a C compiler to expand programming flexibility for future applications.

Photo Source: ISRO

Aligned with India's ₹76,000 crore ($9.2 billion) Semicon India Programme, the processor demonstrates how strategic government backing can advance technological self-reliance.

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While a significant milestone, India's chip ecosystem still requires imported components like advanced lithography equipment and specialized chemicals - gaps the government is actively working to fill.

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"The day is not far when the world will say – Designed in India, Made in India, Trusted by the World," stated PM Modi, highlighting the processor's role in India's broader technological vision.

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From design to space validation, the Vikram-32 processor represents India's growing capabilities in critical semiconductor technology - read our full article to learn how this fits into India's tech ambitions.

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