4
1145A 2-Channel Active Probe
Specifications
Specifications
Bandwidth
1
≥
750 MHz
Rise Time
1,2
≤
470 ps
Attenuation
3
10:1 ±3%
Input Resistance
1 M
Ω
, ±2%
Maximum Input Voltage
±40 V (dc + peak ac)
1. Above 35 °C, bandwidth and risetime degrade approximately 1/2%/°C
2. Rise time figure calculated from tr = 0.35/Bandwidth.
3. When connected to an instrument input of 50
Ω
,
±
0.5%
Characteristics
Input Capacitance
2 pF (typical)
Overshoot and Ringing
Less than
±
10% for the first 6 ns,
±
4% from 6 ns to
20 µs
, ±
1.5% thereafter.
Output Voltage Offset Error at output
Less than
±
1 mV
Input Dynamic Range
0 to
±
6.0 V
Output Load Requirement
50
Ω
!