Datasheet
LOW LEVEL MEASURE & SOURCE
www.keithley.com
1.888.KEITHLEY
(U.S. only)
A Greater Measure of Confidence
3390
50MHz Arbitrary Waveform/
Function Generator
DISPLAY: Graph mode for visual verification of signal settings.
CAPABILITY:
Standard Waveforms: Sine, Square, Ramp, Triangle, Pulse,
Noise, DC.
Built-in Arbitrary Waveforms: Exponential Rise and Fall,
Negative ramp, Sin(x)/x, Cardiac.
Waveform Characteristics
SINE
FREQUENCY: 1µHz to 50MHz.
AMPLITUDE FLATNESS
1, 2
0.1dB (<100kHz)
(Relative to 1kHz): 0.15dB (<5MHz)
0.3dB (<20MHz)
0.5dB (<50MHz).
HARMONIC DISTORTION
2, 3
(Unit: dBc):
DC to 20kHz: –65(<1Vpp) –65(≥1Vpp)
20kHz to 100kHz: –65(<1Vpp) –60(≥1Vpp)
100kHz to 1MHz: –50(<1Vpp) – 45(≥1Vpp)
1MHz to 20MHz: –40(<1Vpp) –35(≥1Vpp)
20MHz to 50MHz: –30(<1Vpp) –30(≥1Vpp).
TOTAL HARMONIC DISTORTION
2, 3
:
DC to 20kHz, V ≥ 0.5Vpp THD ≤ 0.06% (typical).
SPURIOUS
2, 4
(non–harmonic): DC to 1MHz: –70dBc.
1MHz to 50MHz: –70dBc + 6dB/octave.
PHASE NOISE (10K Offset): –115 dBC/Hz, typical when
f ≥ 1MHz, V ≥ 0.1Vpp.
SQUARE
FREQUENCY: 1µHz to 25MHz.
RISE/FALL TIME: <10ns.
OVERSHOOT: <2%.
VARIABLE DUTY CYCLE: 20% to 80% (to 10MHz), 40% to 60%
(to 25MHz).
ASYMMETRY: 1% of period + 5ns (@ 50% duty).
JITTER (RMS): 1ns + 100ppm of period.
RAMP, TRIANGLE
FREQUENCY: 1µHz to 200kHz.
LINEARITY: <0.1% of peak output.
SYMMETRY: 0.0% ~ 100.0%.
PULSE
FREQUENCY: 500µHz to 10MHz.
PULSE WIDTH: 20ns minimum, 10ns res. (period ≤10s).
VARIABLE EDGE TIME: <10ns to 100ns.
OVERSHOOT: <2%.
JITTER (RMS): 300ps + 0.1ppm of period.
NOISE
BANDWIDTH: 20MHz typical.
ARBITRARY
FREQUENCY: 1µHz to 10MHz.
LENGTH: 2 to 256K.
RESOLUTION: 14 bits (including sign).
SAMPLE RATE: 125Msamples/s.
MIN RISE/FALL TIME: 30ns typical.
LINEARITY: <0.1% of peak output.
SETTLING TIME: <250ns to 0.5% of final value.
JITTER(RMS): 6ns + 30ppm.
NON-VOLATILE MEMORY: 4 waveforms * 256K points.
COMMON CHARACTERISTIC
FREQUENCY RESOLUTION: 1µHz.
AMPLITUDE RANGE: 10mVpp to 10Vpp in 50W
20mVpp to 20Vpp in Hi-Z.
AMPLITUDE ACCURACY
1, 2
(at 1kHz): ±1% of setting ±1mVpp.
AMPLITUDE UNITS: Vpp, Vrms, dBm.
AMPLITUDE RESOLUTION: 4 digits.
DC OFFSET RANGE (Peak AC + DC):
±5V in 50W, ±10V in Hi-Z.
DC OFFSET ACCURACY
1, 2
±2% of offset setting, ±0.5% of amplitude setting.
DC OFFSET RESOLUTION: 4 digits.
MAIN OUTPUT IMPEDANCE: 50W typical.
MAIN OUTPUT ISOLATION: 42Vpk maximum to earth.
MAIN OUTPUT PROTECTION: Short-circuit protected; over-
load automatically disables main output.
INTERNAL FREQUENCY REFERENCE ACCURACY
5
:
±10ppm in 90 days, ±20ppm in 1 year.
EXTERNAL FREQUENCY REFERENCE STANDARD/OPTION:
Standard.
EXTERNAL FREQUENCY INPUT:
Lock Range: 10MHz ±500Hz.
Level: 100mVpp ~ 5Vpp.
Impedance: 1kW typical, AC coupled.
Lock Time: <2 seconds.
EXTERNAL LOCK RANGE: 10MHz.
FREQUENCY OUTPUT:
Level: 632mVpp (0dBm), typical.
Impedance: 50W typical, AC coupled.
PHASE OFFSET:
Range: –360° to +360°.
Resolution: 0.001°.
Accuracy: 8ns.
MODULATION
MODULATION TYPE: AM, FM, PM, FSK, PWM, Sweep,
and Burst.
AM
CARRIER: Sine, Square, Ramp, ARB.
SOURCE: Internal/External.
INTERNAL MODULATION: Sine, Square, Ramp, Triangle,
Noise, ARB.
FREQUENCY (Internal): 2mHz to 20kHz.
DEPTH: 0.0% ~ 120.0%.
FM
CARRIER: Sine, Square, Ramp, ARB.
SOURCE: Internal/External.
INTERNAL MODULATION: Sine, Square, Ramp, Triangle,
Noise, ARB.
FREQUENCY (Internal): 2mHz to 20kHz.
DEVIATION: DC ~ 25MHz.
PM
CARRIER: Sine, Square, Ramp, ARB.
SOURCE: Internal/External.
INTERNAL MODULATION: Sine, Square, Ramp, Triangle,
Noise, ARB.
FREQUENCY (INTERNAL): 2mHz to 20kHz.
DEVIATION: 0.0° to 360°.
PWM
CARRIER: Pulse.
SOURCE: Internal/External.
INTERNAL MODULATION: Sine, Square, Ramp, Triangle,
Noise, ARB.
FREQUENCY (INTERNAL): 2mHz to 20kHz.
DEVIATION: 0% ~ 100% of pulse width.
FSK
CARRIER: Sine, Square, Ramp, ARB.
SOURCE: Internal/External.
INTERNAL MODULATION: 50% duty cycle Square.
FREQUENCY (INTERNAL): 2mHz to 100kHz.
EXTERNAL MODULATION INPUT
6
VOLTAGE RANGE: ±5V full scale.
INPUT RESISTANCE: 8.7kW typical.
BANDWIDTH: DC to 20kHz.
SWEEP
WAVEFORMS: Sine, Square, Ramp, ARB.
TYPE: Linear or logarithmic.
DIRECTION: Up or down.
SWEEP TIME: 1ms ~ 500s.
TRIGGER: Internal, External, or Manual.
MARKER: Falling edge of sync signal (programmable
frequency).
Specifications
Model 3390 specifications
Model 3390 specifications