The Tektronix TDS520D is a 500 MHz digital phosphor oscilloscope (DPO) engineered for real-time capture, storage, and analysis of complex signals across amplitude, time, and amplitude distribution dimensions. This two- or four-channel platform delivers instantaneous visibility into signal dynamics and event frequency occurrence—essential for advanced electronic design, debugging, and transient analysis.

Technical Specifications

• Bandwidth: 500 MHz
• Channels: 2 or 4 (2 full + 2 auxiliary for triggering and analysis)
• Maximum Sampling Rate: 2 GS/s (with option up to 4 GS/s)
• Record Length: 50 kpts per channel; up to 250,000 samples single-channel and 130,000 on two channels with option
• Vertical Accuracy: 1%
• Vertical Resolution: 8-bit native; over 11-bit with averaging; up to 12-bit in Hi-Res mode
• Input Sensitivity: 1 mV to 10 V/div
• Input Impedance: 1 MΩ or 50 Ω selectable
• Input Coupling: AC, DC, GND
• Maximum Input Voltage: 400 Vrms
• Timebase Range: 500 ps/div to 10 s/div
• Timebase Accuracy: 0.0025%
• Peak Detect: 1 ns minimum
• Differential Measurements: Up to 1 GHz
• DPO Display Density: Up to 100M points/sec

– Key Features

• Advanced Trigger Architecture: Edge, pulse width, video, runt, logic, setup/hold, and single glitch triggers with 1 ns minimum glitch detection and 16 ns minimum holdoff
• FastFrame™ Time Stamp: Captures and time-tags multiple acquisitions for comprehensive event correlation
• Display Modes: Dot, persistence, and vector rendering on 7-inch LCD
• Hi-Res Vertical Mode: Effective 12-bit resolution for improved signal fidelity

– Interfaces & Integration

• GPIB Programmability: Full remote control and data transfer capability
• Storage: Floppy disk, Iomega Zip™ drive compatible; 10 pattern storage; NOVRAM data persistence
• Optional Communications Analysis: Mask testing, SONET/SDH, and Fibre Channel optical reference receivers available

– Physical Specifications

• Dimensions: 445 mm (W) × 434 mm (H) × 193 mm (D)
• Weight: 14.1 kg
• Compliance: CE and UL marked