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High-Frequency Active Differential/Single-Ended Probe System
Agilent 1168A/69A InfiniiMax II High-Performance Active Probe System
Specifications
Operating Characteristics
Bandwidth* 1169A: > 12 GHz (13 GHz typical) 1168A: > 10 GHz
Rise and fall time Probe only, 1169A: Probe only, 1168A:
• Probe only 28 ps (20 - 80%), 40 ps (10 - 90%) 34 ps (20 - 80%), 48 ps (10 - 90%)
• When phase compensated by 1169A with DSO81204A: 1168A with DSO81004A:
80000 Series oscilloscope 25 ps (20 - 80%), 36 ps (10 - 90%) 30 ps (20 - 80%), 42 ps (10 - 90%)
1169A with DSO81304A:
23 ps (20 - 80%), 33 ps (10 - 90%)
System bandwidth (–3 dB) 1169A with DSO81304A: 13 GHz (typical) 1168A with DSO81004A: 10 GHz
1169A with DSO81204A: 12 GHz
Input capacitance
1
Cm = 0.09 pF Cm is between tips
Cg = 0.26 pF Cg is to ground for each tip
Cdiff = 0.21 pF Differential mode capacitance = Cm + Cg/2
Cse = 0.35 pF Single-ended mode capacitance = Cm + Cg
Input resistance* Differential mode resistance = 50 kΩ ±2%
Single-ended mode resistance = 25 kΩ ±2%
Input dynamic range 3.3 V peak to peak
Input common mode range 6.75 V peak to peak dc to 100 Hz; 1.25 V peak to peak > 100 Hz
Maximum signal slew rate 25 V/ns when probing a single-ended signal
40 V/ns when probing a differential signal
DC attenuation 3.45:1
Zero offset error referred to input ± 1.5 mV
Offset range ± 16.0 V when probing single-ended
Offset accuracy < 3% of setting
Noise referred to input 2.5 mV rms, probe only
Propagation delay ~6 ns (this delay can be deskewed relative to other signals)
Maximum input voltage 30 V peak, CAT I
ESD tolerance > 8 kV from 100 pF, 300 Ω HBM
* Denotes warranted specifications, all others are typical.
1 Measured using the probe amplifier and N5381A solder-in differential probe head.
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