LMX2820 and LMX2594 Phase Noise Comparison

This application brief provides a detailed comparison of the LMX2820 RF synthesizer with internal doubler and the LMX2594. It examines their frequency ranges, phase noise performance, and sub-harmonic spur characteristics, highlighting the advantages of the newer LMX2820 in terms of phase noise at close-in frequencies and overall performance. The document is essential for engineers and developers in the RF design space seeking to understand the trade-offs between these two devices.