The Tektronix AFG2020 is a DDS-synthesized arbitrary function generator designed for benchtop and automated test system applications. It features high vertical resolution, a high-frequency DDS clock, and flexible modulation and sweep capabilities, supporting both standard and custom arbitrary waveforms.

Specifications

General

ParameterValue
InterfacesGPIB (IEEE-488.2)
DisplayBuilt-In High-Resolution Monitor with Graphical User Interface

Physical

ParameterValue
Power Supply90 to 250 V AC, 48 to 440 Hz, 80 W (100 VA) maximum
Operating Temperature0 to +50 °C
Dimensions (W×H×D)218 mm × 142 mm × 412 mm (with handle and feet)
Weight6.0

Channel Characteristics

ParameterValue
Number of Channels1 standard (2 channels with Option 02)
Channel ExecutionFully independent execution per channel (Option 02)

Waveform Generation

ParameterValue
Standard WaveformsSine, Square, Triangle, Ramp, Pulse
Vertical Resolution12-bit (1/4096)
Waveform Memory Capacity16 separate waveforms
Arbitrary Waveform Record Length1024 to 16384 points
Clock Frequency (Sampling Rate)250 MHz

Frequency Specifications

ParameterValue
Sine Frequency Range0.5 Hz to 100 MHz
Square Frequency Range0.5 Hz to 50 MHz
Triangle Frequency Range0.5 Hz to 31.2 MHz
Ramp Frequency Range0.5 Hz to 31.2 MHz
Pulse Frequency Range0.5 Hz to 31.2 MHz
Clock Frequency Accuracy1 ppm

Amplitude and Output Characteristics

ParameterValue
Output Impedance50 Ω

Modulation, Sweep, and Burst

ParameterValue
Internal Modulation TypesAM, FM, PSK, FSK
External Modulation TypesAM
Sweep TypesLinear, Logarithmic

Clock, Trigger, and Synchronization

ParameterValue
Trigger Delay Range700 ns to 100 s

Connectivity and Programming

ParameterValue
Waveform Transfer CapabilityDirect DSO waveform transfers without a controller

Output Characteristics

ParameterValue
Amplitude Range50 mVp-p to 10 Vp-p (into 50 Ω)
DC Offset Range±5 V (into 50 Ω)
Sine Wave Harmonic Distortion≤ -50 dBc (DC to 1 MHz), ≤ -40 dBc (1 to 20 MHz)
Square Wave Rise/Fall Time≤ 5 ns

Inputs & Outputs

ParameterValue
External Trigger Input Impedance10 kΩ
Reference Clock Input10 MHz

Environmental

ParameterValue
Storage Temperature-20 to +60 °C
Operating AltitudeUp to 4,500 m (15,000 ft)

Technology

DDS (Direct Digital Synthesis)

Applications

Test and Measurement