The Tektronix DSA72004C is a high-performance 20 GHz Digital Signal Analyzer (oscilloscope) designed for complex serial data compliance testing, jitter analysis, and high-speed signal characterization. Combining ultra-low noise floor characteristics with standard advanced analysis tools, it provides exceptional measurement fidelity across 4 analog channels with real-time sample rates of up to 100 GS/s.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | USB 2.0, LAN (10/100/1000 Base-T, LXI Class C), GPIB, DVI-I, VGA, RS-232 |
| Display | 12.1-inch color TFT-LCD with resistive touchscreen, 1024 × 768 pixels (XGA) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 to 240 V AC ±10% at 50/60 Hz, or 115 V AC ±10% at 400 Hz; <980 VA maximum |
| Operating Temperature | 5 °C to +45 °C |
| Dimensions (W×H×D) | 457 mm × 298 mm × 513 mm |
| Cooling Clearance | 76 mm (3 in.) minimum on left side, right side, and rear |
Vertical System
| Parameter | Value |
|---|---|
| Analog Bandwidth (-3 dB) | 20 GHz |
| Number of Input Channels | 4 |
| Calculated Rise Time (10% to 90%) | 22 ps |
| Calculated Rise Time (20% to 80%) | 15 ps |
| Input Impedance | 50 Ω ± 2% |
| Input Coupling | DC |
| Vertical Resolution | 8-bit (11-bit with Hi-Res) |
| DC Gain Accuracy | ±2% of full scale |
| Input Sensitivity Range | 10 mV/div to 500 mV/div |
| Input Connector Type | TekConnect |
| Hardware Bandwidth Limits | 250 MHz or 4.2 GHz (DSP-limited filters down to 10 GHz in 1 GHz steps) |
| Position Range | ±5 divisions |
Horizontal System
| Parameter | Value |
|---|---|
| Timebase Range | 6.25 ps/div to 1000 s/div |
| Channel-to-Channel Deskew Range | ±75 ns |
| Internal Reference Clock Stability | ±1.5 ppm |
Acquisition System
| Parameter | Value |
|---|---|
| Maximum Real-Time Sample Rate | 100 GS/s (on 2 channels), 50 GS/s (on 4 channels) |
| Standard Record Length (Option 5XL) | 50 MS (4 channels), 100 MS (2 channels) |
| Maximum Record Length (with Option 20XL) | 250 MS (4 channels), 500 MS (2 channels) |
| Waveform Capture Rate | >300,000 wfm/s |
| Acquisition Modes | Sample, Peak Detect, Averaging, Envelope, Hi-Res, Waveform Database |
Trigger System
| Parameter | Value |
|---|---|
| Trigger Modes | Auto, Normal, Single |
| Trigger Jitter | <100 fs RMS (typical, with Enhanced Triggering) |
| Trigger Coupling | DC, AC, Low Frequency Reject, High Frequency Reject, Noise Reject |
| Standard Trigger Types | Edge, Glitch, Width, Runt, Window, Timeout, Pattern, State, Setup/Hold, Transition |
| Advanced Trigger Types | Comm Trigger, Serial Pattern Trigger |
| Serial Pattern Trigger Rate | Up to 6.25 Gbps |
Waveform Measurements and Analysis
| Parameter | Value |
|---|---|
| Automatic Measurements | 53 automatic measurements |
| Waveform Math Operators | Algebraic expressions, calculus, filtering, FFT |
| Limit / Mask Testing | Standard (includes user-defined and standard templates) |
| Jitter and Eye Diagram Analysis | Standard (DPOJET Advanced) |
Connectivity and Interfaces
| Parameter | Value |
|---|---|
| USB Host Ports | 5× USB 2.0 Host ports (1 front, 4 rear) |
| USB Device Port | 1× USB 2.0 Device port (rear) |
| External Trigger Input | Front-panel BNC connector |
| Reference Clock Input | BNC connector, 10 MHz |
| Video Output | DVI-I and DisplayPort |
Environmental and Compliance
| Parameter | Value |
|---|---|
| Storage Temperature | -20 °C to +60 °C |
| Operating Humidity | 8% to 80% RH (non-condensing) at up to +32 °C |
| Operating Altitude | 3,000 m (9,843 feet) |
| Non-Operating Altitude | 12,000 m (39,370 feet) |
Physical Characteristics
| Parameter | Value |
|---|---|
| Form Factor | Benchtop (rackmount kit available) |
Computer System
| Parameter | Value |
|---|---|
| Operating System | Windows 7 Ultimate (64-bit) |
| System Memory | 8 GB |
| Internal Storage | Rear-panel removable Hard Disk Drive (≥250 GB) |
| Optical Drive | External, USB connected |
Power and Environmental
| Parameter | Value |
|---|---|
| Power Consumption | <1200 VA |
Connectivity
| Parameter | Value |
|---|---|
| LXI Compliance | LXI Class C v1.3 |
| GPIB Interface | Rear panel, IEEE488.2 standard |
Environmental
| Parameter | Value |
|---|---|
| Random Vibration (Operating) | 0.22 g RMS, 5 Hz to 500 Hz |
| Random Vibration (Non-operating) | 2.28 g RMS, 5 Hz to 500 Hz |
Technology
Digital Signal Analyzer (Oscilloscope)
Applications
High-speed serial compliance, jitter characterization, spectral analysis, and advanced debug
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