A 100-nW 9.1-ENOB 20-kS/s SAR ADC for portable pulse oximeter

Keyphrases

• Capacitive Digital-to-analog Converter(DAC) 50%
• Capacitor Switching 50%
• Capacitors 100%
• CMOS Process 50%
• Conventional Capacitors 50%
• Data Dependency 100%
• Differential Nonlinearity 50%
• Energy Efficient 50%
• Input Frequency 50%
• Integral Nonlinearity 50%
• Least Significant Bit 50%
• Nyquist 50%
• Portable Pulse Oximeter 100%
• SAR ADC 100%
• Signal-to-noise-and-distortion Ratio 50%
• Spurious-free Dynamic Range 50%
• Switching Energy 100%
• Switching Scheme 100%
• Unit Capacitor 100%

Engineering

• Analog-to-Digital Converter 33%
• Capacitive 33%
• Digital-to-Analog Converter 33%
• Dynamic Range 33%
• Energy Engineering 100%
• Figure of Merit 33%
• Input Frequency 33%
• Nonlinearity 33%
• Nyquist Frequency 33%
• Pulse Oximeter 100%
• Successive Approximation 33%
• Synthetic Aperture Radar 100%