Tektronix TDS644B

| Attribute | Value |
|---|---|
| Bandwidth | 500 MHz |
| Number of Channels | 4 |
| Sample Rate | 2 GS/s on all channels simultaneously |
| Record Length | 15,000 points per channel |
| Vertical Resolution | 8-bit (11-bit with Hi Res acquisition mode) |
| Vertical Sensitivity | 1 mV/div to 10 V/div |
| Time Base Range | 500 ps/div to 10 s/div |
| Input Impedance | 1 MΩ or 50 Ω selectable |
| Display | Color LCD display |
| Trigger Types | Edge, Glitch, Runt, Slew Rate, Logic, Pulse Width, Setup/Hold |
Tektronix TDS644B Options:
- TDS644B - Opt. 05 - Video Trigger, NTSC, PAL, HDTV, FlexFormat™
- TDS644B - Opt. 1K - Model K420 Instrument Cart
- TDS644B - Opt. 1R - Rackmount Kit
- TDS644B - Opt. 4D - Delete Standard four P6243 FET Probes
- TDS644B - Opt. 24 - Add four P6139A 10X Passive Probes
- TDS644B - Opt. D1 - Calibration Data Report
- TDS644B - Opt. A1 - International Power Plug Option A1
- TDS644B - Opt. A5 - International Power Plug Option A5
- TDS644B - Opt. C3 - Three years of Calibration Services
- TDS644B - Opt. C5 - Five years of Calibration Services
- TDS644B - Opt. D3 - Test Data (requires Opt. C3)
- TDS644B - Opt. D5 - Test Data (requires Opt. C5)
- TDS644B - Opt. R5 - Repair warranty extended to cover five years
| Model | TDS644B |
|---|
The Tektronix TDS644B is a high-performance digital oscilloscope with a bandwidth of 500 MHz and up to 5 GS/s sample rate per channel. It features a 50 K point standard record length, expandable to 500 K with Option 1M, and operates in 2+2 channel configuration. Advanced trigger modes include edge, logic, pulse, and optional video triggering with NTSC, SECAM, PAL, HDTV, and FlexFormat support.
Ideal for both benchtop and portable use, the TDS644B offers versatile acquisition modes including sample, envelope, average, high-res, peak-detect, and InstaVu. Dual Window Zoom enhances waveform analysis by displaying magnified and full-scale views simultaneously.
Testwall can supply the used Tektronix TDS644B, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Tektronix TDS644B.





