Biography

I am a professor in the Integrated Circuits and Systems group of the department of Electrical Engineering of the Indian Institute of Technology, Madras. I work in the area of analog, mixed-signal, and RF integrated circuits.

Research Interests

  • Oscillators and Phase locked loops.
  • Continuous-time filters.
  • Delta-Sigma modulators.
  • Circuits and systems Pedagogy.

Personal Website

For more information, visit my personal website.

Recent Publications

  • Sarkar, S., Agarwal, R., Krishnapura, N. Bandpass Filter and Oscillator ICs with THD < -140dBc at 10Vppdfor Testing High-Resolution ADCs (2023) Digest of Technical Papers - IEEE International Solid-State Circuits Conference, 2023-February, pp. 58-60. DOI: 10.1109/ISSCC42615.2023.10067771
  • Kumar, R.S.A., Krishnapura, N., Banerjee, P. Analysis and Design of a Discrete-Time Delta-Sigma Modulator Using a Cascoded Floating-Inverter-Based Dynamic Amplifier (2022) IEEE Journal of Solid-State Circuits, 57 (11), pp. 3384-3395. DOI: 10.1109/JSSC.2022.3171790
  • Kumar, R.S.A., Krishnapura, N. Multi-Channel Analog-to-Digital Conversion Using a Delta-Sigma Modulator Without Reset and a Modulated-Sinc-Sum Filter (2022) IEEE Transactions on Circuits and Systems I: Regular Papers, 69 (1), pp. 186-195. DOI: 10.1109/TCSI.2021.3094679

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