CMOS pipeline ADC

A low power 12-bit 30 MSPS CMOS pipeline ADC with on-chip voltage reference buffer
Q Chen, Y Qin, B Lu… – Journal of Semiconductors, 2011 –

. FOM is 0.79 pJ/conv step. Key words: analog-to-digital converter; pipeline; SHA removing; opamp;
on-chip reference buffer modified dual input
opamp is adopted in this work as to can- cel the additional switches.