The DAx22000 is a 2-CH, 2.5 GS/sec, 12-bit Arbitrary Waveform Generator. It has a programmable clock source that covers 25 MS/sec to 2.5 GS/sec, 2-8 MSamples/chan, a programmable segment controller, external / internal triggering, (2) marker outputs, and a 10 MHz reference clock input. See below for the product brief, manual, and software drivers.