U2781A Datasheet, PDF (71/76 Pages) Keysight Technologies – USB Modular Products

Waveform characteristics (continued)
Arbitrary
Frequency range
Waveform memory depth
Amplitude resolution
Sampling rate
Minimum rise/fall time
Linearity
Settling Time
Jitter (RMS)
1 μHz to 200 kHz (1 μHz resolution)
64 kSa¹
14 bits/sample (including sign)
50 MSa/s
36 ns (Typical)
< 0.2% of peak output
< 250 ns to 0.5% of final value
10 ns + 30 ppm
Common characteristics
Amplitude
Range
Accuracy²
(across 50 Ω load at 1 kHz)
Units
Resolution
DC offset
Range (peak AC + DC)
Accuracy²
(across 50 Ω load)
Amplitude Limit
Main output
Impedance
Isolation
Protection
Internal frequency reference
Accuracy³
External frequency reference
Input
–– Lock range
–– Amplitude level
–– Impedance
–– Lock time
Output
–– Frequency
–– Amplitude Level
–– Impedance
Phase Offset
–– Range
–– Resolution
–– Accuracy
40 mVpp to 5 Vpp (Into 50 Ω load)
80 mVpp to 10 Vpp (Into open circuit)
±1% of setting ± 5 mV (±10 mV @ Hi-Z)
Vpp, Vrms, dBm
4 digits
±2.5 V (Into 50 Ω load)
±5 V (Into open circuit)
±2% of offset setting
±1% of amplitude
±5 mV (±10 mV @Hi-Z)
Amplitude + Offset limit to witthin ±2.5 V range across 50 Ω load or ±5 V across open circuit
50 Ω load (Typical)
At least 42 Vpk to earth
Short-circuit protected, overload automatically disables main output
±8 ppm in 1 year
10 MHz ±170 Hz
500 mVpp to 5 Vpp
50 Ω AC coupled
<2s
10 MHz
632 mVpp (Typical)
Return loss 10 dB (Typical) at 10 MHz
+360° to –360°
0.01°
20 ns
1 _{Maximum at 16 k points for Arbitrary waveforms when using bundled software, Keysight Measurement Manager (KMM) and 64 k points when}
programmed in compatible application development environments like Keysight VEE, NI LabVIEW, and Microsoft Visual Studio.
2 _{Add 1/10th of output amplitude and offset specification per °C for operation outside the range of 18 °C to 28 °C.}
3 _{Add 1 ppm/°C (average) for operation outside the range of 18 °C to 28 °C.}
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