An 1 V rail-rail low-power CMOS op-amp | IEEE Conference Publication | IEEE Xplore

An 1 V rail-rail low-power CMOS op-amp


Abstract:

A rail-rail CMOS operational amplifier (op-amp) using 0.35 /spl mu/m technologies for supply voltage of 1 V is proposed. The input stage is fully symmetric differential, ...Show More

Abstract:

A rail-rail CMOS operational amplifier (op-amp) using 0.35 /spl mu/m technologies for supply voltage of 1 V is proposed. The input stage is fully symmetric differential, while the regulated cascode gain stage with V/I feedback reduces the output offset. It is rail-rail at the inputs and the output with DC gain of 100 dB, CMRR of 65 dB, gain bandwidth of 1.1 MHz, and 40 /spl mu/W power dissipation.
Date of Conference: 26-29 May 2002
Date Added to IEEE Xplore: 07 August 2002
Print ISBN:0-7803-7448-7
Conference Location: Phoenix-Scottsdale, AZ, USA

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