Appendix A: MDO4
000 Specifications
Table 4: R F Channel Characteristics (cont.)
Characteristic Description
MDO4104-6 and MDO4054-6 50 kHz to 5 MHz: < -130 dBm/Hz
5 MHz to 3 GHz: < -148 dBm/Hz
3 GHz to 6 GHz: < -140 dBm/Hz
Display Average Noise Level
(DANL)
MDO4104-3 and MDO4054-3 50 kHz to 5 MHz: < -130 dBm/Hz
5 MHz to 3 GHz: < -148 dBm/Hz
Level Measurement
Uncertain
ty
< ±1 dB,<±0.5 d B (typical), 20 – 30 °C temperature range
< ± 1.5 dB, temperature ambient > 30 °C or temperature ambient <20 °C temperature
range
3rd Order Intermodulation
Distorsion
< -60 dBc
Residual Spurious Response
< -78 dBm
Crossta
lk to RF Channel from
Analog Channels
< -68 dB from reference level (< 1 GHz oscilloscope input frequencies)
< -48 dB from reference level (1 GHz to 2 GHz oscilloscope input frequencies)
Table 5: Input/Output port specifications
Characteristic Description
Selectable output: Trigger Out or Reference Clock Out.
Trigger Out: A HIGH to LOW transition indicates that the trigger occurred.
Reference Clock Out: Outputs the Reference Clock.
The logic levels are given in the following table:
Characteristic
Limits
Vout (HI)
≥2.5 V open circuit
≥1.0Vintoa50Ω load to ground
Auxiliary output (AUX OUT)
Vout (LO) ≤0.7 V into a load of ≤4mA
≤0.25 V into a 50 Ω load to ground
Table 6: External Reference Input
Characteristic Description
E
xternal Reference Input
frequency variation tolerance,
typical
9.9 MHz to 10.1 MHz
External Reference Input
Sensitivity, typical
V
in
1.5 V
p-p
for input frequencies between 9.9 MHz and 10.1 MHz
MDO4000 Series Oscilloscopes User Manual 183