AD9518-2 is a 6-channel clock generator from Analog Devices, featuring an integrated 2.2GHz VCO for low phase noise and low jitter clock output.
The AD9518-2 is a 6‑output clock generator that integrates a 2.2 GHz VCO and offers low phase‑noise, PLL‑based clock distribution. It supports LVPECL, LVDS, or CMOS reference inputs and provides programmable delays, additive jitter, and automatic reference switching.
The data sheet lists electrical specifications, power‑supply requirements, PLL characteristics, clock input and output parameters, timing characteristics, and recommended application examples such as high‑speed ADC/DAC clocking and networking line cards.
| Maximum LVPECL output frequency | 2950 MHz |
|---|---|
| On‑chip VCO frequency range | 2050 MHz – 2335 MHz |
| Phase noise at 100 kHz offset | −107 dBc/Hz |
| Supply voltage VS | 3.3 V ±5 % |
| Operating temperature range | −40 °C to +85 °C |
It provides six LVPECL outputs arranged in three pairs.
The phase noise is −124 dBc/Hz at a 1 MHz offset.