Key benefits Stable reference with precision Uses a 25 MHz 0.5 ppm TCXO as the signal source for reliable time and frequency stability. Wideband, flexible VCO and output options Internal VCO covers 36 GHz with baseband division at 3 GHz for versatile signal generation. Integrated VCO range of 3000 to 6000 MHz supports wideband clock outputs with 1 to 128 division, enabling flexible clock distribution. performance synthesis with broad range When combined with an external reference clock oscillator and filter, MAX2870 forms a performance frequency synthesizer. Generates clocks from 23.5 MHz up to 6000 MHz while maintaining phase noise and low spurious emissions. Integrated wideband PLL architecture MAX2870 includes a Wideband PLL that integrates the VCO and operates in N frequencysplit mode for scalable synthesis. Compact, integratable module Designed as a compact signal source module with integrated components for streamlined system integration and reduced BOM. Specifications overview Reference: 25 MHz 0.5 ppm TCXO Internal VCO output: 3 to 6 GHz Baseband division: 3 GHz VCO coverage: 3000 to 6000 MHz Output division: 1 to 128 (N frequencysplit) Clock output range: 23.5 MHz to 6000 MHz Mode: N frequencysplit (wideband PLL) Reference path: external reference clock oscillator and filter required for synthesis What makes it stand out Combines a stable TCXO reference with a wideband VCO, enabling precise and flexible clock generation across a broad spectrum. Supports large division ratios for wideband clock distribution without sacrificing phase noise performance. Integrates the PLL, VCO, and reference path in a compact module, simplifying design and reducing assembly complexity. Maintains strong phase noise and low spurious performance across the full operating range, suitable for sensitive RF applications. Compatibility and integration notes Requires an external reference clock oscillator and filter to form the full performance frequency synthesizer. Designed to be used in systems requiring wideband clock generation and flexible splitting (N division) to suit different RF architectures. Intended for use where a compact, integrated signal source module with stable reference and wide frequency reach is beneficial. Use scenarios RF test equipment and lab signal generation Generate stable LO and clock signals for receivers, transmitters, and measurement setups in research and development or production test benches. Wireless communications development Provide precise, tunable clocking for transceivers, baseband processing chains, and frontend RF modules in 4G/5G test rigs or prototype wireless systems. Radar, aerospace, and defense instrumentation Supply wideband LO and clock references for receivers and signal processing chains in radar simulators, surveillance systems, and other wideband RF applications. System integration and reference design Serve as a compact, reliable clock source in mixedsignal boards and RF frontends where a stable TCXO reference and broad frequency coverage are required.