EDN

18-GHz PLL synthesizer eliminates freq-doubling

The ADF41020 PLL frequency synthesizer can be used to implement local oscillators as high as 18 GHz in the up-conversion and down-conversion sections of wireless receivers and transmitters. Its high ...
EDN

Dual PLL Spread Spectrum Clock Generator

The AD9577 provides a multioutput clock generator function along with two on-chip phase-locked loop cores, PLL1 and PLL2, optimized for network clocking applications. The PLL designs are based on ...
Electronic Design

PLL/Synthesizer Covers Frequency Range Of 1800 To 1860 MHz

With operation from 1800 MHz to 1860 MHz, the CPLL58-1800-1860 phase-locked loop (PLL)/synthesizer offers a typical step size of 10 kHz. The unit, which comes in a 0.582-in. x 0.8-in. 0.15-in. SMD ...
Electronic Design

Phase-Noise Modeling, Simulation, and Propagation in Phase-Locked Loops (Part 2)

Some brief theory and typical measurements of phase noise. Standard analysis of PLL phase noise used by most CAD applications. How to produce the lowest phase noise at a PLL output. A standard design ...