Agilent, Keysight 16851A Test Equipment

2.5 GHz / 5 GHz (400 ps / 200 ps) deep conventional and transitional timing analysis (full / half channel)
Up to 128M / 256M deep memory (full / half channel)
12.5 GHz (80 ps) Timing Zoom with 256 K memory

State analysis (synchronous sampling)

350 MHz state clock / 700 Mbps data rate (standard)*
700 MHz state clock / 1400 Mbps data rate (optional)*
Up to 128M deep memory
Reliable measurements on eye openings as small as 200 ps by 100 mV

Trigger sequencer

1.4 GHz standard