Appendix A: Specifications
Horizontal
Acquisition
(horizontal)
resolution
Normal (10k point record) Fast trigger (500 point
record)
Maximum
acq rate,
typical
700 wfms/s 3,400 wfms/s
Sample rate
range
TDS301xC TDS303xC TDS305xC
Normal
100 S/s to
1.25 GS/s
100 S/s to
2.5 GS/s
100S/sto5GS/s
Fast trigger
5 S/s to
1.25 GS/s
5 S/s to
2.5 GS/s
5 S/s to 5 GS/s
Seconds/division
range
4ns/divto
10 s/div
2ns/divto
10 s/div
1ns/divto10s/div
Sample
rate and
delay time
accuracy
±20 ppm over any ≥1mstimeinterval
Trigger
External
trigger input
impedance,
typical
TDS30x2C: 1 MΩ in parallel with 17 pF, TekProbe compatible
TDS30x4C: 1 MΩ in parallel with 52 pF, not TekProbe
compatible
Overvoltage category
Maximum
voltage
Non-Mains Environ ment
150 V
RMS
(400 V
pk
,Duty
Factor of 37.5%)
CAT II Environment
1
100 V
RMS
(400 V
pk
,Duty
Factor of 25%)
Externa
l
trigge
r
maximu
m
volta
ge
For steady-state sinusoidal wa veforms, derate at
20 dB/decade above 200 kHz to 13 V
pk
at 3 MHz and above.
External
trigger
maximum
floating
voltage
0 V from chassis (BNC) ground to ea rth ground, or
30 V
RMS
(42 V
pk
) only under these conditions: no signal
voltages >30 V
RMS
(>42 V
pk
), all common leads co nnected to
the same voltage, n o grounded peripherals at tached
154 TDS3000C Series Oscilloscope User Manual