GW Instek AFG-3000 Series - Manual (Page 297)

APPENDIX
297
Flatness ± 1% (0.1dB) <10 MHz
± 2% (0.2 dB) 10 MHz to 50 MHz
± 10% (0.9 dB) 50 MHz to 70 MHz
± 20% (1.9 dB) 70 MHz to 80 MHz (sine
wave relative to 1 kHz)
Units Vpp, Vrms, dBm,
Offset Range ±5 Vpk ac +dc (into 50Ω)
±10Vpk ac +dc (Open circuit)
Accuracy 1% of setting + 2 mV + 0.5% Amplitude
Waveform Output Impedance 50Ω typical (fixed)
> 10MΩ (output disabled)
Protection Short-circuit protected
Overload relay automatically disables
main output
Sync Output Level TTL-compatible into>1kΩ
Impedance 50Ω nominal
Sine wave Characteristics
Harmonic
distortion(5)
–60 dBc DC～1 MHz, Ampl＜3 Vpp
–55 dBc DC～1 MHz, Ampl＞3 Vpp
–45 dBc 1MHz～5 MHz, Ampl＞3 Vpp
–30 dBc 5MHz～80 MHz, Ampl＞3 Vpp
Total Harmonic
Distortion < 0.2%+0.1mVrms
DC to 20 kHz
Spurious (non-
harmonic)(5)
–60 dBc DC～1 MHz
–50 dBc 1MHz～20MHz
–50 dBc+ 6 dBc/octave 1MHz～80MHz
Phase Noise ＜-65dBc typical 10MHz, 30 kHz band
＜-47dBc typical 80MHz, 30 kHz band
Square wave Characteristics
Rise/Fall Time <8 ns(3)
Overshoot <5%
Asymmetry 1% of period +1 ns
Variable duty
Cycle 20.0% to 80.0% ≤ 25 MHz
40.0% to 60.0% 25～50MHz
50.0%(Fixed) 50～80MHz
Jitter 0.01%+525ps ＜ 2 MHz
0.1%+75ps ＞ 2 MHz
Ramp Characteristics
Linearity ＜ 0.1% of peak output
Variable
Symmetry 0% to 100%
Pulse Characteristics
Period 20ns～ 2000s