Atec Agilent-54855A - Manual (Page 10)

10
Infiniium 54850 Series Performance Characteristics
Vertical
Input channels 4
Analog bandwidth (–3 dB)* 54855A: 6 GHz 54854A: 4 GHz 54853A: 2.5 GHz
Rise time (10% to 90%) 54855A: 70 ps 54854A: 105 ps 54853A: 155 ps
Input impedance 50
Ω
± 2.5%
Sensitivity 1 1 mV/div to 1 V/div
Input coupling DC
Vertical resolution 2 8 bits,
≥
12 bits with averaging
Channel to channel isolation DC to 100 MHz: 40 dB
(any two channels with equal V/div settings) 100 MHz to 1 GHz: 28 dB
> 1 GHz to 6 GHz: 24dB
DC gain accuracy* 1 ± 1% of full scale at full resolution channel scale
Maximum input voltage* 5 Vrms, CAT I
Offset range > ± 12 div or ± 4 Volts, whichever is smallest
Offset accuracy* 1 ± (2% of channel offset + 1% of full scale)
Dynamic range ± 8 div from center screen or ± 4 Volts, whichever is smallest
DC voltage measurement accuracy* 1
Dual cursor ± [(DC gain accuracy)+(resolution)]
Single cursor ± [(DC gain accuracy)+(offset accuracy)+(resolution/2)]
Horizontal
Main sweep time scale range 54855A and 54854A: 5 ps/div to 20 s/div 54853A: 10 ps/div to 20 s/div
Main sweep time delay range –200 s to 200 s
Delayed sweep time scale range 1 ps/div to current main time scale setting
Channel deskew range –50 µs to 150 µs
Time scale accuracy 3 ± 1 ppm pk
Delta-time measurement accuracy 6,7 ≥
256 Averages: 70 fs rms, ± [ (0.5 ps) + (1 x 10 -6 * |reading|) ] peak
Averaging disabled: 2.0 ps rms, ± [ (7.0 ps) + (1 x 10 -6 * |reading|) ] peak
Jitter measurement floor 6
Time interval error 54855A: 1.4 ps rms 54854A: 1.8 ps rms 54853A: 2.0 ps rms
Period jitter 54855A: 2.0 ps rms 54854A: 2.5 ps rms 54853A: 3.0 ps rms
N-cycle, cycle-cycle jitter 54855A: 3.0 ps rms 54854A: 3.8 ps rms 54853A: 4.5 ps rms