Title :
A Class-AB high-speed low-power op amp in BiCMOS technology
Author :
Sen, Subhajit ; Leung, Bosco
Author_Institution :
Dept. of Electr. & Comput. Eng., Waterloo Univ., Ont., Canada
Abstract :
A low-power, high-speed BiCMOS op amp is described. It uses a wideband, composite PMOS-vertical-NPN structure as a substitute for vertical-PNP transistors to realize a Class-AB input stage with very high small and large signal transconductances and op amp slew-rate
Keywords :
BiCMOS analogue integrated circuits; integrated circuit measurement; operational amplifiers; wideband amplifiers; BiCMOS technology; Class-AB input stage; composite PMOS-vertical-NPN structure; high-speed BiCMOS; low-power op amp; signal transconductances; slew-rate; wideband amplifiers; Bandwidth; BiCMOS integrated circuits; Bipolar transistors; CMOS technology; Equivalent circuits; Feedback loop; Frequency; Impedance; Transconductance; Voltage;
Conference_Titel :
Bipolar/BiCMOS Circuits and Technology Meeting, 1995., Proceedings of the 1995
Conference_Location :
Minneapolis, MN
Print_ISBN :
0-7803-2778-0
DOI :
10.1109/BIPOL.1995.493857
