Search
60 articles for “SPICE”
-
Design and Simulation of Ternary Gates Using Fin-FET
Abstract: In recent years, digital communication system has becomes more popular. But the on-chip interconnections have become a major problem as more and more modules are packed into a chip by reducing the gate size. As the gate size is reduced further the complexities in the circuit increases. Binary logic circuit dissipates a lot of energy, increase processing time, and causes coupling effect. In the Ternary logic system, there are three …
Published in Journal of Semiconductor Devices and Circuits · Vol. 2, Issue 3, 2015 · pp. 4–18 Read article
-
Design and Implementation of Array for Scaling Power and Area in 4t SRAM Cell
Abstract: In this article in order to reduce the power and area of the Static Random-Access Memory (SRAM) array while maintaining the competitive performance. By using the CMOS technology, the design structure is made to for desired configuration of SRAM array by utilizing the SRAM cell and six-transistor (6T), In order to reduce the number of switches for enhancing performance working with the deep submicron of values 130nm, 90nm and 65nm …
Published in Journal of Semiconductor Devices and Circuits · Vol. 9, Issue 1, 2022 · pp. 29–33 Read article
-
Comparative Analysis of Class-AB Voltage Follower using DTMOS Transistor
Abstract: This paper describes a topology of voltage follower Class-AB Voltage Follower like Translinear voltage follower using MOS and DTMOS Transistor. The circuits are simulated in 90 nm technology. The results are used to compare the performance of the above voltage followers. All analysis was supported by the simulation results. The analysis are made in terms of gain, bandwidth and transient response using ELDO spice, IC station and Design architect of …
Published in Journal of VLSI Design Tools and Technology · Vol. 5, Issue 2, 2015 · pp. 64–70 Read article
-
Tuning Range, Phase Noise and Jitter Analysis of Current Starved Voltage Controlled Oscillator (VCO) for Digital PLL in 45 nm CMOS Technology
Abstract: A wide tuning range, low phase noise and low jitter 100 MHz Voltage-Controlled Oscillator (VCO) for DPLL was designed and implemented by 45 nm CMOS process technology using LT spice. There was a relation between the frequency tuning range, phase noise, and jitter at output of the VCO after linearizing the gain. Simulations using PTM 45 nm CMOS process technology shows, that a wide operation frequency range (tuning range) from …
Published in Journal of VLSI Design Tools and Technology · Vol. 5, Issue 2, 2015 · pp. 81–89 Read article
-
CMOS Gm-C IF Filter using SCA for Dual Band Receiver
Abstract: This paper deals with design of folded cascode OTA-C filter, which works for frequencies for RF application, based on transistor sizing methodology and simulation results are performed using SPICE software and BSIM3V3 model for CMOS 0.18 μm process, show that the designed folded cascode OTA has a 52 dB DC gain and provides a unit gain bandwidth of around 400 MHz. Design of CMOS Gm-C 2nd order Biquad filter implementation …
Published in Journal of VLSI Design Tools and Technology · Vol. 5, Issue 3, 2015 · pp. 18–36 Read article
-
Reconfiguring CMOS Driver and Receiver Pair as Pseudo NMOS for Low-swing Signaling On-chip Interconnects
Abstract: The Low power bus architecture [9, 12, 13] consists of Driver, Receiver and Interconnects in between them inside the Chip. The Low power bus architecture [1] models are classified in to Symmetric and Asymmetric [7, 11, 14, 15] based on low voltage scaling technique and very simple design principles were utilized to construct driver, receiver and interconnects. The low power bus driver has the ability to switch from a low …
Published in Journal of VLSI Design Tools and Technology · Vol. 3, Issue 1, 2013 · pp. 20–27 Read article
-
Design of Low Power Folded Cascode Current Mirror CMOS OTA and Implementation of 2nd Order Gm-C IF Filter with Analysis of S-Parameter
Abstract: This paper deals with design and optimization of a cascode current mirror folded cascode operational transconductance amplifier is done in order to optimize MOS transistor sizing. The design of folded cascode OTA, which works for frequencies that lead to a base band circuit design for RF application, is based on transistor sizing methodology and Simulation results are performed using SPICE software and BSIM3V3 model for CMOS 0.18μm process, show that …
Published in Journal of VLSI Design Tools and Technology · Vol. 3, Issue 2, 2013 · pp. 12–23 Read article
-
Design and Implementation of 2nd Order Gm-C IF Tuning Filter Operating at 900 MHz and 88–108 MHz Wireless System for Multi Standard Receiver
Abstract: This paper deals with design and optimization of folded cascode OTA-C filter, which works for frequencies that lead to a base band circuit design for RF application, is based on transistor sizing methodology and Simulation results are performed using SPICE software and BSIM3V3 model for CMOS 0.18 μm process, show that the designed folded cascode OTA has a 52 dB DC gain and provides a Unit gain bandwidth of around …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 1, 2014 · pp. 8–24 Read article
-
Comparative Analysis of Low-Power Adiabatic Techniques
Abstract: In today’s modern era, new revolutionary designs are replacing old traditional bulky designs. Due to advancements in technology, low-power designs are in demand. Advantages of adiabatic technique can be used for overcoming disadvantages of typical CMOS such as dissipated energy loss. Adiabatic techniques are extremely reliant on parameter changes. In this paper, the merits of adiabatic techniques are depicted on the basis of parameter variations. By the use of SPICE …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 2, 2014 · pp. 53–58 Read article
-
Performance Analysis and Characterization of Shared Charge and Clocked-Latch based Comparator using 90-nm Technology
Abstract: Paper describes the performance analysis, implementation and characterization of low-power and high-speed shared charge clocked-latch based comparator using 90-nm technology. There are two different topologies of the comparator viz. impedance dividing and differential current sensing comparators are combined to take the advantages and use their good features. The main focus of design is on improvement in speed by sharing charge and reduction in power dissipation. The topology is implemented in …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 3, 2014 · pp. 20–26 Read article
-
Decimator Design for Sigma-Delta ADC
Abstract: This paper describes the design of a decimator which is used in digital signal processing as well as 10-bit sigma-delta analog-to-digital converter to down sample the incoming signal for further applications. It is also used for verification of the sigma-delta modulator functionality to reconstruct the incoming signal. The design has been carried out using 180 nm TSMC, CMOS foundry parameters for spice level 49 model parameters in TANNER EDA (Tspice). …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 16–28 Read article
-
Low-Voltage Low-Power Single Supply Rail-to-Rail High Resolution Comparator in 0.18 µm CMOS Technology
Abstract: This paper presents an absolute input rail-to-rail ultrahigh-resolution comparator for low-voltage low-power applications. To enhance the input range rail-to-rail, the proposed comparator utilizes dynamic configuration with a MOSFET-only clock booster to supply a boosted voltage for pre-amplifier stage. Cadence SPICE simulations of the proposed comparator in a 0.18 μm CMOS process confirm the rail-to-rail input range with a supply voltage of 1.2 V with a decision time less than 9 …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 87–91 Read article
-
Design of CMOS AM Modem for Wireless Sensors
Abstract: A design of amplitude modulated (AM) modem, compatible to CMOS technology for its monolithic integration with either wireless microsensors or other sources of baseband signals, is presented in this paper operating in different frequency bands. Circuits functional in different operating conditions are considered in the paper to satisfy the requirement from low- to high-speed signals produced either from the wireless sensor or other signal source to be modulated on a …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 44–51 Read article
-
Design and Simulation of 4-bit Multiplier using Carry Look-Ahead Adder at Transistor Level
Abstract: Multiplication is a basic operation performed in the Arithmetic Logic Unit, Digital signal processing, Floating-point unit and Application specific integrated circuits. This paper deals with the design and simulation of the 4-bit multiplier using a carry look-ahead adder at the transistor level. The total design process involves hierarchical implementation. Where the basic gate operations like AND, OR, NOT, and XOR are repeatedly used for designing the entire circuit. So, the …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 3, 2021 · pp. 10–18 Read article
-
Analysis of 2-Stage Inverter Delay Line with Supply Voltage Variation
Abstract: Nowadays, the performance parameters should not affect the variation in fixed parameters like leakage current, leakage power, propagation delay, and power delay product. So this study is basically focused on the effects of changes in supply voltage (0.8–1.2V) on the various performance parameters of 2-stage inverter based delay line based on CMOS architecture. A delay line is a discrete element in digital theory, which simply allows a signal to be …
Published in Trends in Electrical Engineering · Vol. 9, Issue 1, 2019 · pp. 31–35 Read article
-
Efficacy and Safety of stress-away: A Multiherbal Formulation in the Treatment of Stress and Anxiety
Abstract: Anxiety disorders are the most common mental illness in the US and affect 40 million adults. Generalized anxiety disorder, on its own, affects 6.8 million adults, with women twice as likely to be affected as men. Herbal medicine has been around for thousands of years, humans have been using spices on their foods as far back as 50,000 B.C. Whether one is suffering from a lifelong illness of stress and …
Published in Research and Reviews: A Journal of Medicine · Vol. 10, Issue 1, 2020 · pp. 18–23 Read article
-
Automatic Gain Control Amplifier for Analog Front End in Biomedical Applications
Abstract: This paper presents the design review of feed-forward automatic gain control (AGC) amplifier to be used in analog front end of biomedical applications such as hearing aid. To make system low-power, the design of each block is optimized and all elements are realized using MOS. The whole design is simulated in LT spice IV using 0.18 µm CMOS technology and the results are presented. Keywords: Automatic gain control (AGC), biomedical …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 5, Issue 3, 2016 · pp. 22–26 Read article
-
Inhibition of MDA-MB-231 Breast Cancer Cell Proliferation by Simple Diphenyl Chalcone and Its Chlorinated Derivatives
Abstract: The pharmacological activities of chalcones and their derivatives are well documented. Chalcones are an important class of natural products that occur in edible plants such as spices, tea, fruits and other vegetables. In vitro studies have shown that chalcones inhibit proliferation of breast cancer cells by inducing apoptosis and blocking cell cycle progression. Substituent effects, namely, adding electron-withdrawing substituents to the chalcone structural motif, and the extents to which those …
Published in Research and Reviews: Journal of Oncology and Hematology · Vol. 1, Issue 2, 2012 · pp. 7–12 Read article
-
Immune Boosting Functional Foods for Strengthening Host Defense Mechanism to Combat in Opposition to Covid-19 and Unani Guidelines of Ayush for Its Prevention
Abstract: The Immune systems protect the host in opposition to infectious and poisonous diseases and guard from contagious agents present in the environment, such as viruses, fungi, bacteria, and parasites. Blood performs an essential position in enhancing immunity because of the arrival of white blood cells or tissues that combat in opposition to infectious diseases. Sometimes they are not able to understand those organisms. Due to this reason, we want to …
Published in Research & Reviews : A Journal of Unani, Siddha and Homeopathy · Vol. 8, Issue 3, 2021 · pp. 13–21 Read article
-
A Multifunctional Drug “Zanjabeel” (Zingiber officinale) in Unani System of Medicine
Abstract: The various ancient systems like Unani, Ayurveda and Siddha use many plant species to treat totally different ailments. In treatment of many diseases the Unani system of medicine has been practiced since ancient times. Ancient medicine takes a complete approach when the physical, spiritual, and most frequently social well-being of patients is treated. Thus, the medicinal value of an herbal product could also be closely associated with its organic process …
Published in Research & Reviews : A Journal of Unani, Siddha and Homeopathy · Vol. 9, Issue 1, 2022 · pp. 11–15 Read article