Frequency range:170kHz-400MHz, Frequency resolution:4digits(2ps best case), Period range:2.5ns-5.9us,1.50ns-5.9us (f<170kHz:2.5ns-1ms), Accuracy:+-100ppm, RMS jitter:0.001% + 15ps, Width range:1.25ns to period - 1.25ns, Width resolution:4digits( 2 ps best case), (f<170kHz:0.05% of period), Width accuracy:+-100ppm + 200ps, (f<170kHz:0.06% of period), Width jitter:0.001% + 15ps, Variable delay range:0-3.00us independent of period (>3us:one to 1 period), Delay resolution:4digits (2 ps best case ), (f<170kHz:+-0.05% of period), Delay accuracy:+-0.01% + 100ps(relative to zero delay) (f<170kHz:+-0.035% of period), Delay jitter:0.001% + 15 ps, Fixed delay; Clk in to out:53ns Ext. in to out:54ns+0 to 1 period, Transition time range:800ps or 1600ps, Minimum transition:<600ps for Vpp <1V <900ps for Vpp <1V, Burst count:2-65504. Delay:Delay,phase or % of period. Duty cycle:Set between 0.1% and 99,9% (subject to width limits). Repeatability:Is typ.four times better than accuracy. Amplitude:0.10-3.80Vp-p, Level:Window -2.00V to +3.80V, Accuracy:+-5% +150mV, Resolution:3digits (10mV best case), Output impedance:50ohm +-1% typ, Max. external voltage:-2.2 to +5.5V,