EDN

PLL design tool offers new modeling data

The ADIsimPLL 2.5 PLL simulation and evaluation tool provides new modeling data to support a broad range of the company's PLL products, such as the ADF4153 and ADF45154 fractional-N PLL synthesizers ...
EDN

PLL design kit features timing models, GDSII physical views

A new design kit enables system-on-chip (SoC) developers to efficiently incorporate clocking IP into their designs with full support for layout, simulation, and timing closure. Perceptia Devices, an ...
Electronic Design

How to Design Very Wide Loop BW High-Performance PLL Frequency Synthesizers (Part 3)

A special technique produces very wide loop BWs in high-frequency PLLs (and hence, indirect (PLL) synthesizers), thereby achieving very low phase noise rivaling that of direct (MMD) synthesizers. A ...
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 ...