The Tektronix TDS220 is a highly popular, dual-channel 100 MHz digital storage oscilloscope (DSO) known for its compact form factor, user-friendly interface, and high-speed real-time sample rate of 1.0 GS/s per channel.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | None standard; RS-232, GPIB, and Centronics parallel ports are available via optional TDS2CM or TDS2MM communication modules |
| Display | High-contrast monochrome LCD with backlighting, 320 × 240 pixels, contrast adjustment |
Physical
| Parameter | Value |
|---|---|
| Operating Temperature | 0 to +50 °C |
| Dimensions (W×H×D) | 304.8 mm × 151.4 mm × 120.7 mm |
| Weight | 1.5 kg (instrument only) |
Vertical System
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Analog Bandwidth | 100 MHz |
| Calculated Rise Time | 3.5 ns |
| Input Coupling | AC, DC, GND |
| Input Sensitivity Range | 2 mV/div to 5 V/div in a 1-2-5 sequence |
| Vertical Resolution | 8 bits (1 part in 256) |
| DC Gain Accuracy | ±3% for Sample or Average acquisition mode |
| Maximum Input Voltage | 300 V RMS CAT II (derated above 100 kHz to 13 V peak AC at 3 MHz and above) |
| Position Range | ±2 V for 2 mV/div to 200 mV/div; ±50 V for 500 mV/div to 5 V/div |
| Analog Bandwidth Limit | 20 MHz |
Horizontal System
| Parameter | Value |
|---|---|
| Time Base Range | 5 ns/div to 5 s/div in a 1-2-5 sequence |
Trigger System
| Parameter | Value |
|---|---|
| Trigger Types | Edge (rising or falling), Video |
| Trigger Sources | CH1, CH2, EXT, EXT/5, AC Line |
| External Trigger Input Impedance | 1 MΩ in parallel with 20 pF |
| External Trigger Maximum Input | 300 V RMS CAT II |
Acquisition System
| Parameter | Value |
|---|---|
| Max Real-Time Sample Rate | 1.0 GS/s per channel |
| Record Length | 2500 samples per channel |
| Acquisition Modes | Sample, Peak Detect, Average |
| Peak Detect Glitch Capture Width | Captures high-frequency and random glitches as narrow as 10 ns |
| Average Acquisition Mode | Selectable from 4, 16, 64, or 128 waveforms |
| Non-Volatile Waveform Storage | Two 2500-point reference waveforms |
| Non-Volatile Setup Storage | 5 instrument setups |
Waveform Measurements and Math
| Parameter | Value |
|---|---|
| Automatic Measurements | Period, Frequency, Cycle RMS, Mean, Peak-to-Peak |
| Cursor Measurements | Voltage difference (ΔV) and Time difference (Δt, 1/Δt) |
| Waveform Math Operations | CH1 + CH2, CH1 - CH2 |
| FFT Analysis | Available via optional TDS2MM extension module (Hanning, Flat Top, Rectangular windows) |
Display and User Interface
| Parameter | Value |
|---|---|
| Display Resolution | 320 × 240 pixels |
| Multi-Language User Interface | English, French, German, Italian, Spanish, Portuguese, Japanese, Korean, Simplified Chinese, Traditional Chinese |
| Autoset Menu | Automatically adjusts vertical, horizontal, and trigger controls for a stable display |
Connectivity and Expansion
| Parameter | Value |
|---|---|
| Extension Module Interface | Rear slot for optional communications and feature-expansion modules |
| Optional Modules | TDS2CM (adds RS-232, GPIB, Centronics), TDS2MM (adds RS-232, GPIB, Centronics, FFT, Rise/Fall times) |
| Probe Compensator Output | Approximately 5 V into ≥1 MΩ load, 1 kHz frequency |
Physical Characteristics
| Parameter | Value |
|---|---|
| Height | 151.4 mm |
| Width | 304.8 mm |
| Depth | 120.7 mm |
Environmental and Safety
| Parameter | Value |
|---|---|
| Storage Temperature | -20 °C to +60 °C |
| Operating Altitude | Up to 3,000 meters |
| Non-Operating Altitude | Up to 15,000 meters |
| Safety Certification | UL3111-1, CSA1010.1, EN61010-1 |
| Electro-Magnetic Compatibility | Meets directive 89/336/EEC, EN 55011 Class A, EN 50082-1 |
Trigger
| Parameter | Value |
|---|---|
| Trigger Level Range (Internal) | ±8 divisions from center of screen |
| Trigger Level Range (External) | ±1.6 V |
| Trigger Level Range (External/10) | ±16 V |
| Trigger Holdoff Range | 500 ns to 10 s |
Measurements
| Parameter | Value |
|---|---|
| Automatic Measurement Types | Period, Frequency, Cycle RMS, Mean, Peak-to-Peak |
| Cursor Measurement Types | Voltage (ΔV), Time (ΔT), Frequency (1/ΔT) |
General Specifications
| Parameter | Value |
|---|---|
| Probe Compensator Output Voltage | Approximately 5 V into ≥ 1 MΩ load |
| Probe Compensator Output Frequency | Approximately 1 kHz |
| Calibration Interval | 1 year (recommended) |
Safety & Compliance
| Parameter | Value |
|---|---|
| Overvoltage Category (Inputs) | CAT II 300 Vrms |
| Overvoltage Category (Mains) | CAT II |
| Pollution Degree | Pollution Degree 2 (indoor use only) |
Display
| Parameter | Value |
|---|---|
| Active Display Area | 115 mm × 86 mm (4.5 in × 3.4 in) |
Technology
Digital Storage Oscilloscope (DSO)
Applications
Electronic design, debugging, troubleshooting, education, service, and repair