A low-voltage CMOS linear transconductor suitable for analog multiplier application. - Chutham Sawigun; Jirayuth Mahattanakul (ISCAS, 2006)

A low-voltage, low-power, high-linearity cmos four-quadrant analog multiplier. - Chutham Sawigun; Andreas Demosthenous; Dipankar Pal (ECCTD, 2007)

A low-power CMOS analog voltage buffer using compact adaptive biasing. - Chutham Sawigun; Jirayuth Mahattanakul; Andreas Demosthenous; Dipankar Pal (ECCTD, 2007)

A Compact High Current Efficiency Low-Voltage MOS Transconductor with Nearly Constant Input Voltage Range. - Chutham Sawigun; Jirayuth Mahattanakul (ISCAS, 2007)

A 1.5V, wide-input range, high-bandwidth, CMOS four-quadrant analog multiplier. - Chutham Sawigun; Jirayuth Mahattanakul (ISCAS, 2008)

Dynamic translinear nonlinear energy operator. - Senad Hiseni; Chutham Sawigun; Wouter A. Serdijn (ECCTD, 2009)

A nano-power class-AB current multiplier for energy-based action potential detector. - Chutham Sawigun; Wouter A. Serdijn (ECCTD, 2009)

Nanopower Sampled Data Wavelet Filter Design using Switched Gain Cell Technique. - Chutham Sawigun; Michiel Grashuis; Ralf L. M. Peeters; Wouter A. Serdijn (ISCAS, 2009)

Analog complex gammatone filter for cochlear implant channels. - Wannaya Ngamkham; Chutham Sawigun; Senad Hiseni; Wouter A. Serdijn (ISCAS, 2010)

A wide-input linear range sub-threshold transconductor for sub-Hz filtering. - Chutham Sawigun; Dipankar Pal; Andreas Demosthenous (ISCAS, 2010)

A 24nW, 0.65-V, 74-dB SNDR, 83-dB DR, class-AB current-mode sample and hold circuit. - Chutham Sawigun; Wouter A. Serdijn (ISCAS, 2010)

Analysis and Design of a Low-Voltage, Low-Power, High-Precision, Class-AB Current-Mode Subthreshold CMOS Sample and Hold Circuit. - Chutham Sawigun; Wouter A. Serdijn (IEEE Trans. Circuits Syst. I Regul. Pap., 2011)

A 0.45nW, 0.5V, 59-dB DR, Gm-C Low-pass Filter for Portable ECG Recording. - Chutham Sawigun; Senad Hiseni; Wouter A. Serdijn (BIODEVICES, 2012)

A 2.6nW, 0.5V, 52dB-DR, 4th-order Gm-C BPF: Moving closer to the FoM's fundamental limit. - Chutham Sawigun; Wannaya Ngamkham; Wouter A. Serdijn (ISCAS, 2012)

A modular transconductance reduction technique for very low-frequency Gm-C filters. - Chutham Sawigun; Wouter A. Serdijn (ISCAS, 2012)

A Compact Rail-to-Rail Class-AB CMOS Buffer With Slew-Rate Enhancement. - Chutham Sawigun; Andreas Demosthenous; Xiao Liu 001; Wouter A. Serdijn (IEEE Trans. Circuits Syst. II Express Briefs, 2012)

A switched gain cell parametric amplifier. - Chutham Sawigun; Amorn Jiraseree-amornkun (ISCAS, 2013)

A 0.5-V, 2-nW, 55-dB DR, fourth-order bandpass filter using single branch biquads: An efficient design for FoM enhancement. - Chutham Sawigun; Wannaya Ngamkham; Wouter A. Serdijn (Microelectron. J., 2014)

0.6-V, Sub-nW, second-order lowpass filters using flipped voltage followers. - Chutham Sawigun; Prajuab Pawarangkoon (APCCAS, 2016)

A Flipped Voltage Follower Second-Order Bandpass Filter. - Surachoke Thanapitak; Prajuab Pawarangkoon; Chutham Sawigun (J. Circuits Syst. Comput., 2017)

A Compact Bulk-Driven Four-Quadrant Analog Multiplier in Weak Inversion. - Prajuab Pawarangkoon; Chutham Sawigun (APCCAS, 2018)

A 1.5 V 5.2 nW 60 dB-DR Lowpass Filter With Self-Compansated Gain in 0.35 μm CMOS Suitable for Biomedical Applications. - Surachoke Thanapitak; Chutham Sawigun (ISCAS, 2018)

A Subthreshold Buffer-Based Biquadratic Cell and its Application to Biopotential Filter Design. - Surachoke Thanapitak; Chutham Sawigun (IEEE Trans. Circuits Syst. I Regul. Pap., 2018)

A 0.9-nW, 101-Hz, and 46.3-µVrms IRN Low-Pass Filter for ECG Acquisition Using FVF Biquads. - Chutham Sawigun; Surachoke Thanapitak (IEEE Trans. Very Large Scale Integr. Syst., 2018)

A 0.672 μW, 2 μVrms CMOS Current-Feeback ECG Pre-amplifier With 77 dB CMRR. - Panlop Pantuprecharat; Suphawat Masaree; Prajuab Pawarangkoon; Chutham Sawigun (APCCAS, 2019)

A 63 nW, 250 Hz, 70 dB-DR, Subthreshold CMOS Follower-Based LPF for ECG Detection. - Prajuab Pawarangkoon; Chutham Sawigun (APCCAS, 2019)

A Nanopower Biopotential Lowpass Filter Using Subthreshold Current-Reuse Biquads With Bulk Effect Self-Neutralization. - Chutham Sawigun; Surachoke Thanapitak (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)

A 77-dB DR 16-Ch 2nd-order Δ-ΔΣ Neural Recording Chip with 0.0077mm2/Ch. - Shiwei Wang 001; Marco Ballini; Xiaolin Yang; Chutham Sawigun; Jan-Willem Weijers; Dwaipayan Biswas; Carolina Mora Lopez (VLSI Circuits, 2021)

A Compact Sub-μW CMOS ECG Amplifier With 57.5-MΩ Zin, 2.02 NEF, 8.16 PEF and 83.24-dB CMRR. - Chutham Sawigun; Surachoke Thanapitak (IEEE Trans. Biomed. Circuits Syst., 2021)

A Chopper Biopotential Instrumentation Amplifier With DSL-Embedded Input Stage Achieving 109 dB CMRR and 400 mV DC Offset Tolerance. - Surachoke Thanapitak; Chutham Sawigun (ESSCIRC, 2022)

A 128-Channel AC-Coupled 1st-order Δ-Δ∑ IC for Neural Signal Acquisition. - Xiaolin Yang; Marco Ballini; Chutham Sawigun; Wen-Yang Hsu; Jan-Willem Weijers; Jan Putzeys; Carolina Mora Lopez (VLSI Technology and Circuits, 2022)

A 0-to-35mA NMOS Capacitor-Less LDO with Dual-Loop Regulation Achieving 3ns Response Time and 1pF-to-10nF Loading Range. - Wen-Yang Hsu; Joan Aymerich; Xiaolin Yang; Chutham Sawigun; Philippe Coppejans; Carolina Mora Lopez (ESSCIRC, 2023)

An AC-Coupled 1st-Order Δ-ΔΣ Readout IC for Area-Efficient Neural Signal Acquisition. - Xiaolin Yang; Marco Ballini; Chutham Sawigun; Wen-Yang Hsu; Jan-Willem Weijers; Jan Putzeys; Carolina Mora Lopez (IEEE J. Solid State Circuits, 2023)

A Micropower Chopper CBIA Using DSL-Embedded Input Stage With 0.4 V EO Tolerance for Dry-Electrode Biopotential Recording. - Surachoke Thanapitak; Wanlop Surakampontorn; Chutham Sawigun (IEEE Trans. Biomed. Circuits Syst., 2023)

A 16-Ch CMI-Tolerant Neural AFE with Inherent CM Detection and Shared CM Suppression Achieving 0.006mm2/Ch and 3.1μW/Ch. - Joan Aymerich; Chutham Sawigun; Jose Cisneros-Fernández; Xiaolin Yang; Carolina Mora Lopez (VLSI Technology and Circuits, 2024)

A Highly-Integrated 1536-Channel Quad-Shank Monolithic Neural Probe in 55nm CMOS for Full-Band Raw-Signal Recording. - Xiaolin Yang; Joan Aymerich; Philippe Coppejans; Wen-Yang Hsu; Chutham Sawigun; Jose Cisneros-Fernández; Andrea Lodi 003; Maribel Caceres Rivera; Bernardo Tacca; Matt McDonald; Hasan Mahmud-UI; Barundeb Dutta; et al. (VLSI Technology and Circuits, 2024)

A 0.8V, 113nW Single-BJT Sub-BGR Using an nMOS PTAT Amplifier at 0.9V Supply. - Joan Aymerich; Chutham Sawigun; Burak Kahraman; Jose Cisneros-Fernández; Xiaolin Yang; Carolina Mora Lopez (ISCAS, 2025)