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Chapter 1 Specifications
Agilent 33250A Function / Arbitrary Waveform Generator
1
WAVEFORMS
Standard Waveforms: Sine, Square, Ramp,
Pulse, Noise, Sin(x)/x,
Exponential Rise,
Exponential Fall,
Negative Ramp,
Cardiac, DC Volts
Arbitrary Waveforms
Waveform Length: 1 to 64K points
Amplitude Resolution: 12 bits (including sign)
Repetition Rate: 1 µHz to 25 MHz
Sample Rate: 200 MSa/s
Filter Bandwidth: 50 MHz
Non-Volatile Memory:
Four 64K waveforms
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FREQUENCY CHARACTERISTICS
Sine: 1 µHz to 80 MHz
Square: 1 µHz to 80 MHz
Ramp: 1 µHz to 1 MHz
Pulse: 500 µHz to 50 MHz
Noise (Gaussian): 50 MHz bandwidth
Arb: 1 µHz to 25 MHz
Resolution: 1 µHz;
except pulse, 5 digits
Accuracy (1 year):
2 ppm, 18°C to 28°C
3 ppm, 0°C to 55°C
SINEWAVE SPECTRAL PURITY
Harmonic Distortion
Total Harmonic Distortion
DC to 20 kHz: < 0.2% + 0.1 mVrms
Spurious (non-harmonic)
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DC to 1 MHz: -60 dBc
1 MHz to 20 MHz: -50 dBc
20 MHz to 80 MHz: -50 dBc + 6 dBc/octave
Phase Noise (30 kHz band)
10 MHz < -65 dBc (typical)
80 MHz < -47 dBc (typical)
SIGNAL CHARACTERISTICS
Square Wave
Rise / Fall Time: < 8 ns
4
Overshoot: < 5%
Asymmetry: 1% of period + 1 ns
Jitter (rms)
< 2 MHz: 0.01% + 525 ps
> 2 MHz: 0.1% + 75 ps
Duty Cycle
< 25 MHz: 20.0% to 80.0%
25 MHz to 50 MHz: 40.0% to 60.0%
50 MHz to 80 MHz: 50.0% (fixed)
Pulse
Period: 20.00 ns to 2000.0 s
Pulse Width: 8.0 ns to 1999.9 s
Variable Edge Time: 5.00 ns to 1.00 ms
Overshoot: < 5%
Jitter (rms): 100 ppm + 50 ps
Ramp
Linearity: < 0.1% of peak output
Symmetry: 0.0% to 100.0%
Arb
Minimum Edge Time: < 10 ns
Linearity: < 0.1% of peak output
Settling Time: < 50 ns to 0.5% of
final value
Jitter (rms): 30 ppm + 2.5 ns
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A total of four waveforms can be stored.
2
Harmonic distortion at low amplitudes is limited by
a -70 dBm floor.
3
Spurious noise at low amplitudes is limited by
a -75 dBm floor.
4
Edge time decreased at higher frequency.
< 3 Vpp
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> 3 Vpp
DC to 1 MHz:
1 MHz to 5 MHz:
5 MHz to 80 MHz:
-60 dBc
-57 dBc
-37 dBc
-55 dBc
-45 dBc
-30 dBc
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