ELECTRONICS COMPONENTS SALES AND SERVICE

PLL PHASE-LOCKED LOOPS DESIGN DEVELOPMENT TESTING


Phase-locked loops (PLLs) are used to implement a variety of timing related functions, such as frequency synthesis, clock and data recovery, and clock de-skewing. Any jitter or phase noise in the output of the PLL used in these applications generally degrades the

Predicting the phase noise and jitter of PLLbased frequency synthesizers
free download

Abstract This paper describes an adlvanced clock distribution architecture employing PLL (phaselocked-loop) for 0.6 pm CMOS SOG (sea-of-gates). This PLL can be customized only by the metallization process according to a system frequency to suit to the stable condition of

Predicting the phase noise of PLLbased frequency synthesizers
free download

Phase-locked loops (PLLs) are used to implement a variety of timing related functions, such as frequency synthesis, clock and data recovery, and clock de-skewing. Any jitter or phase noise in the output of the PLL used in these applications generally degrades the

Model PLL Dynamics And Phase-Noise
free download

PLL model was presented. The loop dynamics were modeled to determine the open-and closed-loop transfer functions and the various loop parameters (such as open-loop gain- crossover, phase margin, closed-loop bandwidth, etc.). An example was presented to

Accurate phase noise prediction in PLL synthesizers
free download

In modern wireless com-munications systems, the phase noise characteristics of the frequency synthesizer play a critical role in system performance. Higher than desired phase noise can cause degraded system performance by reducing the signal to noise ratio,

PLL performance, simulation, and design
free download

The basic design equations for the passive loop filter is in National Semiconductor Application Note AN-1001An Analysis and Performance Evaluation of a Passive Filter

Improving tracking performance of PLL in high dynamics applications
free download

ABSTRACT The Phase-Locked Loop ( PLL ) is used in GPS receivers to track an incoming signal and to provide accurate carrier phase measurement. However, the PLL tracking performance and measurement accuracy are affected by a number of factors, such as the

CMS tracker PLL reference manual
free download

The CMS Tracker PLL (TPLL) is a custom IC that was designed for clock and trigger distribution in the CMS central tracker. This document provides a functional and physical description of the TPLL ASIC from the user perspectiveIn the CMS central tracker system, the LHC reference

Improving tracking performance of PLL in high dynamic applications
free download

ABSTRACT The Phase-locked loop ( PLL ) is used in GPS receivers to track an incoming signal and to provide accurate carrier phase measurements. However, the PLL tracking performance and measurement accuracy are affected by a number of factors, such as signal-

A 0.048 mm2 3mW synthesizable fractional-N PLL with a soft injection-locking technique
free download

A 0.048-mm2 3-mW Synthesizable Fractional-N PLL with a Soft Injection-Locking Technique 2015 IEEE International Solid-State Circuits Conference 0 of31 A 0.048-mm2 3-mW Synthesizable Fractional-N PLL with a Soft Injection-Locking Technique,

PLL performance for signals in the presence of thermal noise, phase noise, and ionospheric scintillation
free download

ABSTRACT Performance of several carrier tracking loops are evaluated by the wideband data that mimic the real ionospheric scintillation. To accommodate the deficiency of the receiveroscillator, six-state dynamic model driven by Gaussian-distributed random

A software-based PLL model: Analysis and applications
free download

Abstract This paper discusses the modeling of a fully software-base Phase Locked Loop ( PLL ) algorithm for power electronic and power systemapplications. The theoretical analysis and design procedure are based on instantaneous vector calculation and

A 0.6 GHz to 2GHz Digital PLL with Wide Tracking Range.
free download

AbstractA digital PLL employing an adaptive tracking technique and a novel frequency acquisition scheme achieves a wide tracking range and fast frequency acquisition. The test chip fabricated in a 0.13 m CMOS process operates from 0.6 GHz to 2GHz and achieves

A performance comparison of current starved VCO and source coupled VCO for PLL in 0.18 um CMOS process
free download

AbstractThis paper describes a performance comparison of two Voltage Controlled Oscillator for Phase Locked Loop. Current Starved VCO and Source Coupled VCO for PLLs in a 0.18m digital CMOS process are designed and their performances are compared

PLL design using the PLL Design Assistant program
free download

The PLL Design Assistant program allows fast and straightforward design of phase locked loops at the transfer function level. In particular, the program takes as input a desired closed loop transfer function description and then automatically calculates the open loop

Design of low power phase locked loop ( PLL ) using 45nm VLSI Technology
free download

ABSTRACT Power has become one of the most important paradigms of design convergence for multi gigahertz communication systems such as optical data links, wireless products, microprocessorASIC/SOC designs. POWER consumption has become a bottleneck in

Pareto optimal modeling for efficient PLL optimization
free download

ABSTRACT Simulation-based synthesis tools for analog circuits [1, 2] face a problem extending their sizing/biasing methodology to larger block-level designs such as phase lock loops or converters: the time to fully evaluate (ie, to fully simulate) each complete circuit

A digital pll made from standard cells
free download

ABSTRACT: A fully integrated digital PLL used as a clock multiplying circuit is designed. The PLL has no offchip components and it is made from standard cells found in most standard cell libraries. It is therefore portable between processes as an IP-block in netlist format.

QPLL: a quartz crystal based PLL for jitter filtering applications in LHC
free download

Abstract The block diagram of the QPLL IC is shown in Figure 1. The circuit is essentially a Phase-Locked Loop implemented around a Voltage-Controlled Crystal Oscillator (VCXO). Such a PLL has intrinsic low phase-noise and narrow loopbandwidth being ideal for jitter

Analog and digital fractional-N PLL frequency synthesis: A survey and update
free download

The Phase Lock Loop ( PLL ) has become a fundamental part of radio technology and is clearly the method of choice for generating signals in radio and timing applications. The past few years have seen the advance of fractional-n, a PLL technology that allows improved

Simple pllbased true random number generator for embedded digital systems
free download

Abstract. The paper presents a simple true random number generator (TRNG) which can be embedded in digital Application Specific Integrated Circuits (ASICs) and Field Programmable Logic Devices (FPLDs). As a source of randomness, it uses on-chip noise

PLL tune measurement during RHIC 2001
free download

Abstract A phase-lock loop tune measurement system was commissioned during the RHIC2001 run. One meter long 50 ohm striplines in each of the planes of both of the RHIC rings were driven at 239MHz with about 1 watt of power. The pickups are 22cm long shorted

PLLfree synchronous QPSK receiver concept with digital IQ baseband processing
free download

Introduction QPSK-based multilevel modulation formats promise ultimate performance of upgraded or newly built fiber links. DQPSK receivers [1,2] suffer from a 2.3 dB sensitivity penalty compared to synchronous QPSK receivers and are only ~1dB more sensitive than ideal ASK receivers.

Design of a linear and wide range current starved voltage controlled oscillator for PLL
free download

ABSTRACT This paper focuses on design and analysis of Current Starved Ring Voltage Controlled Oscillators (CSVCO) for PLL application. The CSVCO circuit is designed and simulated using GPDK 180nm CMOS Technology. The CSVCO has frequency range from Abstmet-In many industrial drives the motor rotation speed measurement is obtained by mea- of an electmagnetic resolver that furnishes a shaft position measure. To obtain the speed measure a derivative operation is needed; as consequence, especially at the lowest speeds,

Area Efficient Wide Frequency Range CMOS Voltage Controlled Oscillator for PLL in 0.18 um CMOS Process
free download

ABSTRACT Current starved VCO is simple ring oscillator consisting of cascaded inverters. Differential ring oscillator has a differential output to reject common-mode noise, power supply noise and so on. In this paper we have designed and simulated Current Starved VCO ABS TRACT A monolithic frequency synthesizer IC for portable telephones and other applications operates down to 2.7 V at 7.6 mA with 1.2 GHz fin. A second supply powers its chargepump output from 4.5 to 10 V. If an external chargepump is desired, appropriate

The transverse damping system with DSP PLL tune measurement for HERA P
free download

Abstract A new transverse feedback system has been installed and tested in the HERA proton ring. The system is an advanced version of the multibunch feedback systems in the DORIS, PETRA, and HERA electron rings. A new low-noise type of oscillation detector has

Fractional-N Frequency Synthesizer Design Using The PLL Design Assistant and CppSim Programs
free download

In this tutorial we will focus on the design of a Sigma-Delta frequency synthesizer intended for a direct conversion GSM cell phone transmitter. In this section we will review the key performance specifications, and then present the initial PLL specifications for the first-pass

PLL usage in the General Machine Timing System for the LHC
free download

Abstract Analogue PLLs have been successfully used for decades to recover clocks and clean the jitter introduced by transmission media. Nevertheless the design parameters are hard to change once the PCB has been mounted. Digital PLLs overcome this problem. They

A comparative study of three-phase and single-phase PLL algorithms for grid-connected systems
free download

Abstract This work presents a comparative study of two three-phase and five single-phase PLL structures. It is shown through analytical and simulation results that the three-phase SRF PLL and the instantaneous power based three-phase PLL behave exactly equal, what

Coherent carrier regeneration using a long loop PLL technique
free download

Demodulation of QPSK modulated data involves the regeneration of the coherent carrier in a phase lock loop. Various schemes are used for this purpose in designing the demodulators for tracking and receiving very high data rate signals from remote sensing satellites. A

PLL Synchronization in grid-connected converters
free download

Abstract: Renewable power generation systems utilizing power electronics converters rely on accurate grid phase angle determination in order to succesfully close grid voltage vector oriented control loop usual for this kind of application. Phase-locked loop ( PLL ) is the most

Limitations of PLL simulation: hidden oscillations in SPICE analysis
free download

AbstractNonlinear analysis of the phase-locked loop ( PLL ) circuits is a challenging task. In classic engineering literature simplified mathematical models and simulation are widely used for its study. In this work the limitations of classic engineering analysis are

Design a direct 6-GHz local oscillator with a wideband integer-N PLL synthesizer
free download

Establishing a new benchmark for speed and RF phase-noise performance, the ADF4106 Phase-Locked-Loop Synthesizer is fully specified to operate at frequencies up to 6.0 GHz. This allows designs for the 5.4-GHz to 5.8-GHz upper ISM band to be greatly simplified.

Development of digital hysteresis current control with PLL loop gain compensation strategy for PWM inverters with constant switching frequency
free download

Hysteresis current control is one of the simplest techniques used to control the magnitude and phase angle of motor current for motor drives systems. However, this technique presents several disadvantages such as operation at variable switching frequency which

Comparative Study of PLL DDS and DDS-based PLL Synthesis Techniques for Communication System
free download

Abstract: The phase locked loop ( PLL ) has been widely used in wireless communication systems due to the high frequency resolution and the short locking time. The Direct Digital Synthesis (DDS) is also an emerging and maturing signal generation technology. But

Time-varying harmonic distortion estimation using PLL based filter bank and multirate processing
free download

Abstract--This paper describes a PLL (Phase-Locked Loop) based harmonic estimation system which makes use of an analysis filter bank and multirate processing. The filter bank is composed of bandpass adaptive filter. The initial center frequency of each filter is

The self-bias PLL in standard CMOS
free download

This paper presents a design of self-biased PLL in standard CMOS technology. The PLL circuit generates clock signal for an integrated power meter. The reference frequency is 32.768 kHz and PLL generates fixed output frequency of 4.19 MHz. Self-bias PLL achieves

X-band PLL synthesizer
free download

Abstract. This paper deals with design and realization of a PLL synthesizer for the microwave Xband. The synthesizer is intended for use as a local oscillator in a Kband downconverter. The design goal was to achieve very low phase noise and spurious free

Design and optimization of÷ 8/9 divider in PLL frequency synthesizer with dynamic logic (E_TSPC)
free download

Abstract-Selection of dynamic dividers in CMOS PLLs for GHzs applications allows remarkable reduction in power loss without affecting phase noise and power supply sensitivity. Frequency dividers are combination of classic TSPC logic (true-single-phase-

1.0-2.0 GHz Wideband PLL CMOS Frequency Synthesizer
free download

PLLbased frequency synthesizers are used in many electronic applications. In the past, frequency synthesizers were mainly implemented by using discrete components. However, due to the package electrical characteristics, building a frequency synthesizer with discrete

PLL and Self-synchronized Synchronverter: an Overview of Grid-inverter Synchronization Techniques
free download

AbstractIn this paper, a brief summary of synchronization approaches is discussed sequentially from older techniques to latest technology. There are many techniques that have been developed which focusing of synchronization, from basic grid evaluating

Design a PLL Filter When Only the Zero Resistor and Capacitor Are Adjustable
free download

As described in the references, a standard procedure can be used to determine the values of R0, C0, and CP for a secondorder loop filter in a phase-locked loop ( PLL ). It uses openloop bandwidth (ω0) and phase margin (M) as design parameters, and can be

A 1-GHz charge pump PLL frequency synthesizer for IEEE 1394b PHY
free download

Abstract The design procedure of an 1-GHz phase-locked loop ( PLL )-based frequency synthesizer used in IEEE 1394b physical (PHY) system is presented in this paper. The PLL loop dynamics are analyzed in depth and theoretical relationships between all loop

Design Challenges In Multi-GHz PLL Frequency Synthesizers
free download

A feedback system that aligns the clock edges of a local controlled oscillator with the edges of a high stability input reference oscillatorA low jitter output clock is obtained by using a large jitter local oscillator and a low jitter XTALIf a divider is present in the feedback loop,

Design and implementation of low power phase frequency detector (pfd) for pll
free download

ABSTRACTThis paper presents a novel Phase frequency detector for Charge Pump Phase locked loop ( PLL ) applications to enable fast frequency acquisition in the phaselocked loop ( PLL ). To cope with the missing edge problem, the proposed PFD predicts

A PVT-compensated 2.2 to 3.0 GHz digitally controlled oscillator for all-digital PLL
free download

AbstractWe describe a digitally controlled oscillator (DCO) which compensates the frequency variations for process, voltage, and temperature (PVT) variations with an accuracy of 2.6% at 2.5 GHz. The DCO includes an 8 phase current-controlled ring oscillator, a

An estimator-predictor approach to PLL loop filter design
free download

A new approach to the design ofdigitalphase locked loops (DPLLs), using estimation theory concepts in the selection of a loop filter, ispresented. The key concept is that the DPLL closed-loop transfer function is decomposed into an estimator and a predictor. The estimator

Behavioral Modeling and Simulation of PLL Based Integer N Frequency Synthesizer using Simulink
free download

Abstract Behavioural modeling and simulation of a PLL based integer n frequency synthesizer has been illustrated in this paper. The synthesizer generates a signal of 5.15- 5.25 GHz in the UNII (Unlicensed National Information Infrastructure) lower band which is

Extended linear phase detector characteristic of a software PLL
free download

AbstractSynchronization is a critical operation in digital communications. An important part of the synchronizer structures relies on the digital phase locked loop ( PLL ) principle. The PLL structure can be derived from the maximum likelihood (ML) criterion, leading to a

A comprehensive update on molecular and cytogenetic abnormalities in T-cell prolymphocytic leukemia (T- pll )
free download

Abstract T-cell prolymphocytic leukemia (T- PLL ) is a rare form of leukemia composed of mature T-cells that usually presents in older people (median age of 65) with initial high white cell counts, massive splenomegaly, lymphadenopathy, and skin lesions. One of the

Multi Band Frequency Synthesizer Based on ISPD PLL with Adapted LC Tuned VCO
free download

AbstractThe 4G front-end transceiver needs a high performance which can be obtained mainly with an optimal architecture and a multi-band Local Oscillator. In this study, we proposed and presented a new architecture of multi-band frequency synthesizer based on

Behavioral simulation techniques for substrate noise analysis in PLL circuits
free download

Abstract-This paper presents a methodology to simulate, at the system level, the substrate noise coupling to phase locked loop ( PLL ) circuits in mixed signal systems. Macro-modeling for digital noise injection and propagation through the substrate are considered. Behavioral

PLL equivalent augmented system incorporated with state feedback designed by LQR
free download

Abstract: The PLL equivalent augmented system incorporated with state feedback is proposed in this paper. The optimal value of filter time constant of loop filter in the phase- locked loop control system and the optimal state feedback gain designed by using linear

Design of maximum power point tracker (MPPT) and phase locked loop ( PLL ) in a PV-inverter
free download

ABSTRACT This paper deals with the design of the Maximum Power Point Tracker (MPPT) and Phase Locked Loop ( PLL ) controllers in a PV-Inverter. The methods to optimizing the load of the PV module in order to capture the highest amount of energy, despite that the

A novel control scheme for T-type three-level SSG converters using adaptive PR controller with a variable frequency resonant PLL
free download

Abstract In this paper, a novel quasi-direct power control (Q-DPC) scheme based on resonant frequency adaptive proportional-resonant (PR) current controller with variable frequency resonant phase locked loop (RPLL) is proposed, which could achieve fast power

Submicron CMOS Components for PLLbased Frequency Synthesis
free download

Abstract This thesis presents the design, the design methodology and the submicron implementation of a PLLbased integer-N frequency synthesizer with an external loop-filter. The synthesizer is implemented in 0.25m, TSMC, digital CMOS process. The frequency

A millimeter wave PLL oscillator for optical receivers
free download

Abstract. The design and experimental investigations of a harmonic microwave oscillator is presented. The transistor oscillator was designed to operate at the fundamental frequency with high third harmonic output. The final goal is to utilize the constructed circuit in a

ELECTRONICS COMPONENTS SALES AND SERVICE-INTEGRATED CIRCUIT-ANALOG, DIGITAL, DSP, RF IC, WIRLESS IC, VLSI, CAPACITOR, RESISTOR, INDUCTOR, PCB, MODULE, SENSOR