A compact 0.3-V class AB bulk-driven OTA
In this article, a new solution for an ultralow-voltage (ULV) ultralow-power (ULP) operational
transconductance amplifier (OTA) is presented. Thanks to the combination of a low-voltage …
transconductance amplifier (OTA) is presented. Thanks to the combination of a low-voltage …
0.7-V three-stage class-AB CMOS operational transconductance amplifier
A simple high-performance architecture for bulk-driven operational transconductance
amplifiers (OTAs) is presented. The solution, suitable for operation under sub 1-V single …
amplifiers (OTAs) is presented. The solution, suitable for operation under sub 1-V single …
Design of digital OTAs with operation down to 0.3 V and nW power for direct harvesting
In this paper, passive-less fully-digital operational transconductance amplifiers (DIGOTA) for
energy-and area-constrained systems are modeled and analyzed from a design viewpoint …
energy-and area-constrained systems are modeled and analyzed from a design viewpoint …
A 0.3-V 98-dB Rail-to-Rail OTA in m CMOS
A new solution for an ultra-low-voltage, ultra-low-power operational transconductance
amplifier (OTA) is presented in the paper. The design exploits a three-stage structure with a …
amplifier (OTA) is presented in the paper. The design exploits a three-stage structure with a …
An ultra-low-voltage CMOS process-insensitive self-biased OTA with rail-to-rail input range
O Abdelfattah, GW Roberts, I Shih… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
An operational-transconductance-amplifier (OTA) design for ultra-low voltage ultra-low
power applications is proposed. The input stage of the proposed OTA utilizes a bulk-driven …
power applications is proposed. The input stage of the proposed OTA utilizes a bulk-driven …
Design and implementation of sub 0.5‐V OTAs in 0.18‐μm CMOS
A family of bulk‐driven CMOS operational transconductance amplifiers (OTAs) has been
designed for extremely low supply voltages (0.3‐0.5 V). Three OTA design schemes with …
designed for extremely low supply voltages (0.3‐0.5 V). Three OTA design schemes with …
A 0.25-V rail-to-rail three-stage OTA with an enhanced DC gain
KC Woo, BD Yang - IEEE Transactions on Circuits and Systems …, 2019 - ieeexplore.ieee.org
This brief proposes a 0.25 V rail-to-rail three stage OTA. The proposed OTA improves a DC
gain by inserting an NMOS gate-driven amplifier into the conventional bulk-driven OTA. In …
gain by inserting an NMOS gate-driven amplifier into the conventional bulk-driven OTA. In …
Fully Digital Rail-to-Rail OTA With Sub-1000-μm² Area, 250-mV Minimum Supply, and nW Power at 150-pF Load in 180 nm
A fully digital operational transconductance amplifier (DIGOTA) architecture for tightly energy-
constrained low-cost systems is presented. A 180-nm DIGOTA testchip exhibits an area …
constrained low-cost systems is presented. A 180-nm DIGOTA testchip exhibits an area …
Inverter-Based Subthreshold Amplifier Techniques and Their Application in 0.3-V -Modulators
Subthreshold amplifiers suffer from the limited voltage headroom which leaves little space
for conventional analog techniques to enhance performance and efficiency. This paper …
for conventional analog techniques to enhance performance and efficiency. This paper …
A 0.3-V high linear rail-to-rail bulk-driven OTA in 0.13 μm CMOS
A new solution for an ultra-low-voltage (ULV), linear operational transconductance amplifier
(OTA) is presented in this brief. The circuit is based on a non-tailed, classAB differential …
(OTA) is presented in this brief. The circuit is based on a non-tailed, classAB differential …