28.1 A Distortion-Free VCO-Based Sensor-to-Digital Front-End Achieving 178.9dB FoM and 128dB SFDR with a Calibration-Free Differential Pulse-Code Modulation Technique
1971 ◽
Vol 19
(6)
◽
pp. 926-933
◽
1976 ◽
Vol 22
(2)
◽
pp. 169-174
◽