EDN

Frequency Synthesizer with Fanout Buffer

Onlinecomponents.com, an authorized distributor of Integrated Device products, features the ICS843256I. The device is a crystal-to-3.3 V LVPECL Clock Synthesizer/Fanout Buffer designed for Fibre ...
EDN

Frequency Synthesizer with VCO

The LMX2581 is an ultra low noise wideband frequency synthesizer which integrates a delta-sigma fractional N PLL, a VCO with fully integrated tank circuit, and an optional frequency divider.The ...
Electronic Design

How to Design Very Wide Loop BW High-Performance PLL Frequency Synthesizers (Part 1)

This is Part 1 of a three-part series. As modern wireless communications systems (mainly superheterodyne radio transceivers) are now required to deliver higher performance than ever before, they’re ...
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 ...