Tektronix TVS645 Waveform Analyzer, 4-Channel, 1GHz, 5GS/s

The Tektronix TVS645 is a 4-channel waveform analyzer built for VXI-based systems, delivering 1 GHz bandwidth and 5 GS/s simultaneous sampling across all channels. It combines oscilloscope-grade signal acquisition with advanced waveform analysis, enabling real-time single-shot capture and detailed characterization of high-speed electronic phenomena.

Technical Specifications

Acquisition Performance

• Bandwidth: 1 GHz


• Maximum sampling rate: 5 GS/s on all channels


• Sample interval: 200 ps/point minimum


• Acquisition memory: 15,000 samples (standard) or 30,000 samples (extended real-time mode)


• Acquisition modes: Auto-advance, Envelope, Average


• Channel-to-channel delay: 100 ps


• Rise time: 5 ns Channel Configuration


• 4 independent input channels


• Input sensitivity: 10 mV to 100 V full scale


• Input impedance: 1 MΩ or 50 Ω (selectable)


• Input coupling: AC or DC


• Maximum input voltage: 100 V (DC+peak) Triggering


• Sources: Input channels, front panel external trigger, VXI backplane triggers


• Internal modes: Main, Delayed, Edge, Pulse


• Trigger sensitivity: 0.25 V Waveform Analysis


• FFT analysis with digital filtering (High, Low, Bandpass)


• Waveform math and transforms


• Template testing and measurement limit testing


• Zoned waveform testing

Key Features

• Real-time multi-channel acquisition with auto-advance fast rearm capability


• Extended memory support for longer capture windows


• Selectable input impedance for matched or high-impedance measurement


• Comprehensive trigger flexibility across multiple sources


• Fast computational engine for measurements and waveform analysis

Typical Applications Signal integrity characterization, multi-channel transient capture, frequency-domain analysis, waveform quality assessment, and automated pass/fail testing.

Compatibility & Integration Fully programmable via SCPI command set with VXIplug&play framework support (Windows, Windows NT). Integrates with Tektronix active and passive probes. Fast Data Channel for rapid waveform transfer.