ISSCC 2024
Session 9
Data Converters
A 94.3dB SNDR 184dB FoMs 4th-Order Noise-Shaping SAR ADC with Dynamic-Amplifier-Assisted Cascaded Integrator
Upbeat Technology, Taipei, Taiwan 1 2 The noise-shaping (NS) SAR ADC, which features the advantages of sigma-delta ADCs and SAR ADCs, is high accuracy and low power, so it stands out as a great choice for audio applicati
ISSCC 2023
Session 17
Data Converters
A 3mW 2.7GS/s 8b Subranging ADC with Multiple-ReferenceEmbedded Comparators
A subranging ADC is a good choice for wideband applications since the numerous comparators for a flash ADC can be avoided [1-5]. However, despite the reduced number of comparators that a subranging ADC requires, these co
ISSCC 2023
Session 17
Data Converters
A 7b 4.5GS/s 4× Interleaved SAR ADC with Fully On-Chip Background Timing Skew Calibration
With the development of broadband wireless communication and DSP-based wireline communication, there is a rising demand for medium-resolution (6~8bit) ADCs with multi-gigahertz sampling rates and low power consumption. T
ISSCC 2022
Session 31
Other
A 121dB DR, 0.0017% THD+N, 8× Jitter-Effect Reduction Digital-Input Class-D Audio Amplifier with Supply-VoltageScaling Volume Control and Series-Connected DSM
Class-D audio amplifiers have gradually become standard components in mobile devices, where better audio quality over a wide volume range and higher output power (POUT) are desired. However, in mobile devices, the POUT i
ISSCC 2022
Session 10
Data Converters
A 0.82mW 14b 130MS/s Pipelined-SAR ADC with a Distributed Averaging Correlated Level Shifting (DACLS) Ringamp and Bypass-Window Backend
To fulfill upcoming communication specifications, it has become popular recently to employ pipelined-SAR architectures, incorporating residue amplifiers (RA) to achieve high resolution, wide bandwidth, and low-power ADCs
ISSCC 2020
Session 23
Analog Circuits
A 0.41mA Quiescent Current, 0.00091% THD+N ClassD Audio Amplifier with Frequency Equalization for PWMResidual-Aliasing Reduction
a pulse-width-modulation (PWM) modulator and a switching power stage is commonly adopted since it effectively suppresses the power-stage nonlinearity to improve total harmonic distortion plus noise (THD+N). However, unle
ISSCC 2020
Session 16
Data Converters
A Calibration-Free 71.7dB SNDR 100MS/s 0.7mW Weighted-Averaging Correlated Level Shifting Pipelined SAR ADC with Speed-Enhancement Scheme
With the increasing demand for next-generation communication, the trend of developing wide-bandwidth, high-resolution ADCs has emerged, where pipelined SAR (PIPE-SAR) ADCs [1-2] have become popular owing to their excelle
ISSCC 2018
Session 3
Analog Circuits
A 0.96mA Quiescent Current, 0.0032% THD+N, 1.45W Class-D Audio Amplifier with Area-Efficient PWMResidual-Aliasing Reduction
Low quiescent current (IQ) is critical for Class-D audio amplifiers in mobile devices to extend battery usage time [1], since typical audio signals have a high crest factor of 10 to 20dB. In addition, low distortion is a
ISSCC 2016
Session 12
Power Management
Capacitor-Current-Sensor Calibration Technique and Application in a 4-Phase Buck Converter with Load-Transient Optimization
causes a large output voltage undershoot ΔVUS and long settling time ts if the transient responses are slow [1]. Since the output capacitor current ICo instantly reflects ΔIload, transient response optimization for minim
ISSCC 2015
Session 20
Power Management
An Energy-Recycling Three-Switch Single-Inductor Dual-Input Buck/Boost DC-DC Converter with 93% Peak Conversion Efficiency and 0.5mm2 Active Area for Light Energy Harvesting
Energy harvesting (EH) can be used in wireless sensor networks (WSNs) since the sensors can be powered by ambient energy in conjunction with rechargeable batteries to achieve near-perpetual operation [1-4]. One common so
ISSCC 2013
Session 26
Data Converters
A 12b 1.6GS/s 40mW DAC in 40nm CMOS with >70dB SFDR over Entire Nyquist Bandwidth
Current-steering DACs are generally used in high-speed signal generation. The critical challenges for DACs are to realize the highest-possible spurious-free dynamic range (SFDR) and inter-modulation distortion (IMD) at t