AZOM

Principles of Phase-Locked Loops (PLL)

Learn about the working principles of Phase-Locked Loops (PLL) and why they are widely used for applications where frequency tracking, resonance driving, and oscillator control are required.
EDN

Low Power Phase-Locked Loop with VCO

The 74HC/HCT4046A are phase-locked loop (PLL) with linear voltage-controlled oscillator (VCO) CMOS device having pins suited to 4046 in a 4000B series. These devices comply to JEDEC standard no. 7A.
EDN

Improve phase noise by down-converting the VCO frequency

Phase noise is a critical parameter in most phase-locked loop (PLL) synthesizer applications. In radars, for example, phase noise at low-offset frequencies translates to the ability to discern between ...
EurekAlert!

Combating fractional spurs in phase locked loops to improve wireless system performance in Beyond 5G

Two innovative design techniques lead to substantial improvements in performance in fractional-N phase locked loops (PLLs), report scientists from Tokyo Tech. The proposed methods are aimed to ...
EurekAlert!

Figure 2. Die micrograph of the proposed digital phase locked loop (PLL) (IMAGE)

The total power consumption of the proposed PLL is only 8.89 mW from a 1 V supply, which leads to a figure of merit of reference of -247.4 dB. Credit must be given to the creator. Only noncommercial ...
Design-Reuse

100MHz-13.5GHz, Gen Phase-Locked Loop (PLL) IP block

Alphacore offers proven 100MHz to 13.5GHz Phase-Locked Loop (PLL) intellectually property (IP) design blocks with the industry's best core offerings w ...