Datasheet

Page 17
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Trigger
Internal trigger
Resolution 0.1 dB
Level accuracy ± 1 dB
Jitter ± 1 µs
External TTL trigger input
Impedance 50 Ω or 1 kΩ
1
Trigger low < 1.1 V
Trigger high > 1.9 V
Minimum trigger pulse width 35 ns
Minimum trigger repetition period 80 ns
Trigger latency 11 µs ± 2 µs
Trigger delay
Range –0.15 to + 0.15 s
Resolution 1 µs
Trigger hold-off
Range 1 µs to 400 ms
Resolution 1 µs
Trigger hysteresis
Range 0 to +3 dB
Resolution 0.1 dB
1. This is only available for option U2001A-H16.
Specifications (Continued)
Normal mode key specifications and characteristics
Parameters
2
Performance
Maximum video bandwidth 40 kHz
Minimum rise time 40 µs
Minimum fall time 40 µs
Range settling time 150 µs
Minimum pulse width 200 µs
Sampling rate 1.47 Msps
Maximum capture length 150 ms
Maximum pulse repetition rate 150 kHz
Dynamic range U2000/1/2A: –30 to +20 dBm
U2000/1/2H: –10 to +30 dBm
U2000/1B: 0 to +44 dBm
2. Not applicable for U2004A.