Chapter 1: General Information
Specifications and Characteristics
1–6
Acquisition
Real time sample rate per channel 20 GSa/s
Memory depth per channel
Standard
Option 001
262,144 at all sample rates
1,025,000 at all sample rates
32,800,000
≤2 GSa/s sample rate
Sampling modes
Real time
Real time with averaging
Real time with peak detect
Successive single-shot acquisitions
Selectable from 2 to 4096
2 GSa/s peak detect, for less than 2 GSa/s sample rates (option 001 only)
Filters
Sin(x)/x Interpolation On/off selectable FIR digital filter. Digital signal processing adds points
between acquired data points to enhance measurement accuracy and
waveform display quality.
Trigger
Sensitivity
1
Internal Low
1
Internal High
1
Auxiliary
54855A: 0.5 div p-p 0 to 2 GHz, 1.0 div p-p 2 to 4 GHz, <2.5 div @ 5 GHz
54854A: 0.5 div p-p 0 to 2 GHz, 1.0 div p-p 2 to 4 GHz
54853A: 0.5 div p-p 0 to 2 GHz, 1.0 div p-p 2 to 2.5 GHz
54855A: 0.2 div p-p 0 to 6 GHz
54854A: 0.2 div p-p 0 to 4 GHz
54853A: 0.2 div p-p 0 to 2.5 GHz
DC to 500 MHz: 500 mV p-p CATI
Level range
Internal
Auxiliary
±8 div from center screen
±5 V
Sweep modes Auto, triggered, single
Trigger jitter
6,8
54855A: 1.0 ps rms
54854A: 1.3 ps rms
54853A: 1.7 ps rms
Trigger holdoff range 80 ns to 320 ms
Trigger actions Specify an action to occur and the frequency of the action when a trigger
condition occurs. Actions include e-mail on trigger and QuickMeas+.
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