Search
55 articles for “CMOS logic”
-
High Speed and Low Power Basic Digital Logic Gates, Half-Adder and Full-Adder Using Modified Gate Diffusion Input Technology
Abstract: In this paper, modified gate diffusion input (MGDI) technology has been used for the design and implementation of digital integrated circuits (ICs). In today’s digital world, IC plays a vital role in high-performance computing, communication, and many consumer electronics. IC manufacturing technology has scaled down to smaller device dimensions. This scaling has a great impact on the design of digital ICs. The main objective of the IC manufacturing technology is …
Published in Journal of VLSI Design Tools and Technology · Vol. 8, Issue 1, 2018 · pp. 34–42 Read article
-
Single Bit Low-Power High-Speed Full Adder
Abstract: This paper presents a high-speed low-power full adder cells that lead to have a reduced power-delay product (PDP). A comparison against other full-adder structure as having low PDP, in terms of speed, power consumption and area of cells is carried out. This paper contains, a hybrid 1-bit full adder design employing both complementary metal-oxide semiconductor (CMOS) and transmission gate logic styles. First implemented was the design for 1 bit then …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 3, 2017 · pp. 55–60 Read article
-
Single Bit Low-Power High-Speed Full Adder
Abstract: This paper presents a high-speed low-power full adder cells that lead to have a reduced power-delay product (PDP). A comparison against other full-adder structure as having low PDP, in terms of speed, power consumption and area of cells is carried out. This paper contains, a hybrid 1-bit full adder design employing both complementary metal-oxide semiconductor (CMOS) and transmission gate logic styles. First implemented was the design for 1 bit then …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 2, 2017 · pp. 55–60 Read article
-
A Review for Power Optimization in MOS Devices using Different Logic Styles
Abstract: This paper presents power optimization in MOS devices by using different logic styles which is helpful for increasing high speed application. The simulation process can be done in different CMOS technologies and performance parameter of power is compared for different logic styles. Full adder and ripple carry adder are mostly used to define different logics to optimize the power. Constant logic style provides the low power and different logic style …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 1, 2016 · pp. 16–20 Read article
-
Exploring the Potential of Adiabatic Logic for Low Power Nano-scale VLSI Designs
Abstract: Low power dissipation has emerged as one of the main research areas due to the ongoing scaling down of device technology in the area of VLSI circuit design. Adiabatic logic gates are a practical answer to the rising demand for low power portable gadgets. Various adiabatic logic families, including 2N-2N2P, PFAL (Positive Feedback Adiabatic Logic), DCPAL (Differential Cascode and Pre-resolved Adiabatic Logic), and a suggested circuit centred on the PFAL …
Published in Journal of VLSI Design Tools and Technology · Vol. 13, Issue 1, 2023 · pp. 6–14 Read article
-
Swing Restored Low Power and Area Efficient 8-bit Arithmetic Logic Unit Using Modified Gate Diffusion Input Technique
Abstract: AbstractThe arithmetic logic unit (ALU) is one of the most fundamental operational units in any processor. The ALU is the heart of any system or any processor and the core component of the central processing unit because mainly all the fundamental operations are performed by the help of ALU only. So, it can be defined as the combinational unit that is used to perform its logical and arithmetic units. The …
Published in Journal of Microcontroller Engineering and Applications · Vol. 5, Issue 2, 2018 · pp. 19–29 Read article
-
High Performance Multi-Valued Logic (MVL)Gate Design Using FinFET
Abstract: CMOS scaling faces challenges such as leakage, power dissipation, and short channel effects. Multi-Valued Logic (MVL) offers higher information density and reduced interconnections. This work presents a FinFET-based MVL gate design that improves electrostatic control, switching speed, and reliability. Simulation results confirm reduced leakage power and enhanced performance compared to conventional logic. The proposed architecture demonstrates scalability for advanced technology nodes. It also shows potential for low-power applications in portable …
Published in Journal of Microelectronics and Solid State Devices · Vol. 13, Issue 1, 2026 · pp. 34–45 Read article
-
Power-delay Product Optimal Design of Sequential Circuits Using Carbon Nanotubes
Abstract: This paper presents a power-aware high-performance design of ternary combinational and sequential circuits based on carbon nanotube field effect transistor (CNFET) using ternary logic. Carbon nanotube based field effect transistor (CNFET) are being studied extensively as a possible and promising choice for nanoscale integration and as successor to complementary metal oxide semiconductor (CMOS) devices. Ternary logic circuit has attracted substantial interest due to its simplicity, energy efficiency, and reduced interconnect …
Published in Journal of VLSI Design Tools and Technology · Vol. 3, Issue 3, 2013 Read article
-
Spintronic Logic Circuits for Ultrafast Processing
Abstract: Spintronic logic has emerged as one of the most promising post-CMOS paradigms capable of addressing the speed, density, and energy challenges of deeply scaled silicon technologies. By relying on the intrinsic properties of electron spin and magnetization dynamics, spintronic devices—particularly Magnetic Tunnel Junctions (MTJs), Spin-Transfer Torque (STT), and Spin–Orbit Torque (SOT) structures—enable ultrafast, non-volatile data processing with significantly reduced energy consumption. Despite remarkable device-level advancements, circuit- level realization of high-speed, …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 3, Issue 2, 2025 · pp. 35–43 Read article
-
Performance Analysis of Bootstrapping Techniques to Overcome the Threshold Voltage Drop in NMOS Logic Design
Abstract: Abstract: In this paper, we study the concept of bootstrapping techniques and analyzed its performance in digital CMOS circuits. These bootstrapping circuits are used to increase the gate voltage of transistors so that drain node voltage can be pulled high to overcome the threshold voltage drop problem in NMOS logic design. Also discuss the drawback associated with voltage bootstrapping techniques in NMOS logic design that is sneak path problem between …
Published in Journal of Semiconductor Devices and Circuits · Vol. 6, Issue 1, 2019 · pp. 15–20 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
-
Logic Optimization Algorithm based on Shannon’s Expansion: Reduction in Area, Power and Delay for Pass Gate Implementation
Abstract: The reduction in hardware requirement for any application does not only guarantee the reduction of chip area but also significantly reduces the corresponding power consumption and delays. Hence, any heuristic used to reduce the hardware requirement for given logic is always well justified. In this paper, the number of pass gates required to implement the given Boolean Logic is reduced by sizeable amount with use of the proposed algorithm for …
Published in Journal of VLSI Design Tools and Technology · Vol. 3, Issue 2, 2013 · pp. 24–34 Read article
-
Performance Analysis of 3T DRAM Using FinFET Based with Leakage Reduction Techniques at 45 nm Technology
Abstract: The proposed area of research is to reduce the power consumption, leakage voltage, leakage current and leakage power of DRAM while maintaining the competitive performance. The Fin FET approach is used in DRAM for high performance. Fin type field effect transistors (Fin FET) are capable substitutes for bulk CMOS at the nano-scale. Fin FET are double gate device. A Fin FET uses an intrinsic body. It greatly suppresses the device-performance …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 3, 2017 · pp. 28–34 Read article
-
Low Power 8-Bit Square Root Carry Select Adder Constructed By Using 8 Transistor Full Adder
Abstract: Carry select adder is the high speed adder which is designed to speed up arithmetic operations and to reduce the computation time. Carry select adder is used to perform fast arithmetic functions in data processing processors. Low power consumption, reduced area, reduced delay and increased speed are the most important features of the modern electronic system design. In this proposed work, 8 transistor full adder (8T full adder) is used …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 1, 2014 · pp. 25–29 Read article
-
Reusable FM0/Manchester Encoding Using QCA
Abstract: Dedicated short range communication (DSRC) is an important technique which is used for transmission of high speed data in communication based safety applications. For signal reliability and dc balance, it uses either Manchester or FM0 coding technique. Code word structure for both FM0 and Manchester are different, which makes limitation on the hardware potential of DSRC system So, SOLS technique is used to conquer this limitation which combines the hardware …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 1, 2019 · pp. 51–59 Read article
-
Performance Analysis of 3T DRAM Using FinFET Based with Leakage Reduction Techniques at 45 nm Technology
Abstract: The proposed area of research is to reduce the power consumption, leakage voltage, leakage current and leakage power of DRAM while maintaining the competitive performance. The Fin FET approach is used in DRAM for high performance. Fin type field effect transistors (Fin FET) are capable substitutes for bulk CMOS at the nano-scale. Fin FET are double gate device. A Fin FET uses an intrinsic body. It greatly suppresses the device-performance …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 2, 2017 · pp. 28–34 Read article
-
Hardware and Power Efficient Single Bit Full Adder Using GDI and PTL Technique
Abstract: Abstract: This study presents hardware and power efficient single bit full adder which consists of two techniques, Pass Transistor Logic (PTL) and Gate Diffusion Technique (GDI). Several logic families are described by PTL which is utilized in the architecture of integrated circuits. PTL technique is used to decrease the number of transistors in the circuits to make different logic gates. GDI technique is utilized for the low power consumption. CADENCE …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 3, 2019 · pp. 9–17 Read article
-
Design and Implementation of Low-power SPI Shift Register
Abstract: SPI stands for serial peripheral interface which is used for serial, synchronous and full duplex communication of data between master and slave devices. Master devices can be Microprocessors or Microcontrollers; and slaves are the Peripheral devices interfaced with them. The main internal component for architecture of master/slave block is shift register which defines its operation. But as the size of the shift register increases, power is utilized to a greater …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 1, Issue 1, 2023 · pp. 1–15 Read article
-
Design and Implementation of Low Power Priority Encoder
Abstract: Nowadays, low-power devices are widely used in VLSI design technology because they can reduce power consumption and power dissipation. To achieve this, various low-power techniques are utilized to minimize device power losses. This project focuses on analyzing the performance of priority encoders in different low-power technologies for Flash Type ADC. Moreover, the power consumption of these technologies is compared with the conventional CMOS design. Each of these techniques offers distinct …
Published in Journal of Microcontroller Engineering and Applications · Vol. 10, Issue 2, 2023 · pp. 1–14 Read article
-
Ultra Low-Power 9-Transistor Flip-Flop Design
Abstract: AbstractThe use of very large scale integration technology in high performance computing, wireless communication, consumer electronics has been rising at a very fast rate. The challenge for VLSI technology is mainly in leakage power consumption. Flip-Flops (FFs) are the basic storage elements used extensively in digital system designs. It accounts for 20%–45% of the total system power and may considerably impact the chip area. In this paper, an ultra-low-power true …
Published in Journal of Microelectronics and Solid State Devices · Vol. 5, Issue 3, 2018 · pp. 27–32 Read article