The document provides information about the features and characteristics of the AD9540 Rev. A low jitter clock generator, including excellent intrinsic jitter performance, programmable parameters and profiles, supported input and output frequencies, etc.
The AD9540 clock generator from Analog Devices provides a high‑performance PLL with a 200 MHz phase‑frequency detector, programmable charge pump, and a 655 MHz CML‑mode, PECL‑compliant output driver. It supports external VCOs up to 2.7 GHz and offers fine frequency tuning resolution below 2.33 Hz.
The device operates over an extended automotive temperature range (‑40 °C to +85 °C) and is supplied by 1.8 V for core operation and 3.3 V for I/O. Detailed specifications, pin configurations, and application circuits are included for designers of data converters, networking, radar, and test equipment.