A high linearity current-controlled CMOS relaxation oscillator with frequency self-calibration technique
Sign Up to like & getrecommendations! Published in 2017 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-017-0973-8
Abstract: A complementary metal oxide semiconductor relaxation oscillator adopting a new frequency self-calibration technique (FSCT) to improve the linearity is proposed in this paper. The FSCT can detect the peak voltage of the timing capacitor when… read more here.
Keywords: relaxation oscillator; frequency; oscillator; frequency self ... See more keywords
Delayed dynamics in an electronic relaxation oscillator.
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review E"
DOI: 10.1103/physreve.100.032224
Abstract: We present an experimental investigation of the complex dynamics of a modulated relaxation oscillator implemented by using a unipolar junction transistor (UJT) showing the transition to chaos through torus breakdown. In a previous paper a… read more here.
Keywords: dynamics electronic; relaxation oscillator; model; delayed dynamics ... See more keywords
A 0.35-V 5,200-μm2 2.1-MHz Temperature-Resilient Relaxation Oscillator With 667 fJ/Cycle Energy Efficiency Using an Asymmetric Swing-Boosted RC Network and a Dual-Path Comparator
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2021.3067051
Abstract: This article describes a 2.1-MHz relaxation oscillator (RxO) for energy-harvesting Internet-of-Things (IoT) sensor nodes. The RxO features an asymmetric swing-boosted RC network and a dual-path comparator to surmount the challenges of sub-0.5-V operation while achieving… read more here.
Keywords: relaxation oscillator; temperature; asymmetric swing; energy ... See more keywords
A 51.3-MHz 21.8-ppm/°C CMOS Relaxation Oscillator With Temperature Compensation
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2016.2581825
Abstract: A 51.3-MHz 18-$\mu\text{W}$ 21.8-ppm/°C relaxation oscillator is presented in 90-nm CMOS. The proposed oscillator employs an integrated error feedback and composite resistors to minimize its sensitivity to temperature variations. For a temperature range from −20… read more here.
Keywords: temperature; relaxation oscillator; ppm; mhz ... See more keywords
Relaxation Oscillator With Dynamic Comparator and Slope-Boosting Technique
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2018.2855050
Abstract: This brief presents a low-power low-jitter relaxation oscillator for on-chip low-frequency clock generation. A dynamic common-gate comparator is proposed to reduce the power, combined with a slope boosting technique to reduce the period jitter. A… read more here.
Keywords: relaxation oscillator; boosting technique; slope boosting; comparator ... See more keywords