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Mostrando ítems 1-10 de 11
Artículo
Low-voltage wide gm adjustable range highly linear bicmos OTA
(2005)
A low distortion low-voltage BiCMOS OTA with wide gm adjustment range and constant input range is presented. It is based on a highly linear voltage-to-current converter input stage merged with translinear loops that implement ...
Ponencia
Rail-to-rail class AB CMOS tunable transconductor with -52dB IM3 at 1MHz
(2009)
A novel CMOS tunable transconductor is presented. The circuit operates in classAB hence featuring power efficiency. The internal feedback employed and the use of a linearized triode transistor for voltage-to-current ...
Ponencia
Tunable class AB CMOS Gm-C channel filter for a bluetooth zero-IF receiver
(2009)
A novel tunable third order low-pass Gm-C filter is introduced. Programmable transconductors operating in class AB have been used for its implementation hence featuring low quiescent power consumption. The operation in ...
Ponencia
New high performance second generation CMOS current conveyor
(2009)
A new high performance second-generation CMOS current conveyor architecture is presented. It is built using a differential flipped voltage follower as its input buffer stage and a cascode current mirror as output stage. ...
Ponencia
Rail to Rail Fully Differential Track and Hold Based on Clocked Differential Difference Amplifier Using Resistive Local Common Mode Feedback
(2008-11)
An efficient clocked class AB fully differential rail to rail differential difference amplifier is introduced. It is based on a two stage operational amplifier architecture with resistive local common mode feedback, floating ...
Artículo
Low-voltage tunable pseudo-differential transconductor with high linearity
(2009)
A novel tunable transconductor is presented. Input transistors operate in the triode region to achieve programmable voltage-to-current conversion. These transistors are kept in the triode region by a novel negative ...
Ponencia
CMOS operational amplifiers with continuous-time capacitive common mode feedback
(2010)
A simple and power efficient approach for the implementation of continuous-time common mode feedback networks using a capacitive averaging network is introduced. It is shown that low voltage, continuous-time, fully ...
Ponencia
Accurate dynamic-feedback CMOS cross-quad suitable for low-voltage operation
(2009)
This paper presents the implementation of a crossquad circuit suitable for low-voltage operation. The proposed cell exploits a dynamic positive feedback gm boosting technique to achieve linear voltage-to-current conversion, ...
Artículo
Biasing CMOS amplifiers using MOS transistors in subthreshold region
(2004)
The implementation of large-valued floating resistive elements using MOS transistors in subthreshold region is addressed. The application of these elements to bias wideband AC coupled amplifiers is discussed. Simple schemes ...
Artículo
Design of two-stage class AB CMOS buffers: a systematic approach
(2011)
A systematic approach for the design of two-stage class AB CMOS unity-gain buffers is proposed. It is based on the inclusion of a class AB operation to class A Miller amplifier topologies in unity-gain negative feedback ...