Appendix A: Specifications
P7330 3.5 GHz Differential Probe User Manual
23
Table 4: Typical electrical characteristics (Cont.)
Characteristic
Description
Delay time
5.53 ns
Differential input resistance, DC coupled
100 k
Ω
±
2%
Differential input capacitance:
probe only
probe with variable spacing
adapter (P/N 016-1885-00)
probe with square pin
adapter (P/N 016-1884-00)
<0.3 pF @100 MHz
<0.45 pF @100 MHz
<0.55 pF @100 MHz
Common-mode input resistance, DC
coupled
50 k
Ω
±
2% (per side)
Common-mode input capacitance
<0.45 pF @100 MHz (per side)
Input impedance
See Figure 13
Noise, referred to input
35 nV/
√
Hz @100 MHz
DC Offset Scale Accuracy
(gain of offset signal path)
ᐔ
2.0%
DC Offset Drift
150
V/
°
C or less at output of probe
0.75 mV/
°
C or less displayed on screen with
TekConnect interface
DC Voltage Measurement Accuracy
(referred to input)
ᐔ
[2% of input + (2% of offset) + 50.0 mV +
40.0 mV]
gain error =
ᐔ
2% of input voltage
offset gain error =
ᐔ
2% of effective offset at
probe tip
output zero =
ᐔ
50 mV effective at probe tip
linearity error =
ᐔ
1.0% of 4.0 V dynamic
range (40.0 mV)
