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TDS520D

Tektronix*misc

The Tektronix TDS520D is a 500 MHz, 2-channel Digital Phosphor Oscilloscope (DPO) designed for advanced electronic design, debug, and characterization. Featuring three-dimensional signal acquisition (amplitude, time, and distribution over time), it delivers high waveform capture rates and real-time visualization of signal dynamics.

Electronic TestingSignal AnalysisSignal Integrity

Specifications

General

ParameterValue
InterfacesGPIB (IEEE-488.2) standard; RS-232-C and Centronics (with Option 13)
Display7-inch monochrome CRT, 640 x 480 pixels, digital phosphor display with intensity modulation
Warm-up Time20 minutes

Physical

ParameterValue
Power Supply90 to 250 V AC RMS, 45 to 440 Hz, power consumption < 300 W
Operating Temperature+4 to +50 °C (with floppy drive)
Dimensions (W×H×D)448 × 193 × 471
Weight14.1

Vertical System

ParameterValue
Analog Bandwidth (-3 dB)500 MHz
Calculated Rise Time (10% to 90%)700 ps
Number of Input Channels2
Input CouplingAC, DC, GND
Input Impedance1 MΩ || 10 pF, or 50 Ω
Input Sensitivity Range1 mV/div to 10 V/div (1 MΩ), 1 mV/div to 1 V/div (50 Ω)
Vertical Resolution8 bits (up to 12 bits with Hi-Res or Averaging)
Maximum Input Voltage400 V (DC + Peak AC) at 1 MΩ, 5 V RMS at 50 Ω
DC Gain Accuracy±1%
Offset Range±1 V (1 to 99.5 mV/div), ±10 V (100 mV to 995 mV/div), ±100 V (1 V to 10 V/div)
Hardware Bandwidth Limits20 MHz, 250 MHz
Channel-to-Channel Isolation>= 100:1 at 100 MHz
Hi-Res Mode Vertical ResolutionUp to 12 bits
VSWR (50 Ω)≤ 1.3:1 from DC to 500 MHz
Maximum Input Voltage (50 Ω)5 V RMS (with peaks ≤ ±30 V)
Vertical Position Range±5 divisions

Horizontal System

ParameterValue
Timebase Range500 ps/div to 10 s/div
Timebase Accuracy±25 ppm (0.0025%)
Channel-to-Channel Deskew Range±25 ns
Timebase Delay Jitter≤ 8 ps RMS (for delays < 100 µs)

Acquisition System

ParameterValue
Maximum Real-Time Sample Rate1 GS/s
Peak Detect1 ns
Acquisition ModesSample, Peak Detect, Envelope, Average, High Resolution, FastFrame
Waveform Capture RateUp to 100,000 wfm/s (DPO mode)
DPO Display DensityUp to 100,000,000 points/s
Segmented MemoryFastFrame Segmented Memory with Timestamp
Single-Channel Max Sample Rate1 GS/s
Dual-Channel Max Sample Rate500 MS/s
Maximum Equivalent-Time Sample Rate100 GS/s
Average Acquisition Mode RangeAveraged over 1 to 10,000 waveforms (selectable)
Envelope Acquisition Mode RangeMinimum/maximum accumulated over 1 to 2,000 waveforms, or infinite

Trigger System

ParameterValue
Trigger SourcesCH1, CH2, AC Line, Auxiliary, External
Trigger ModesAuto, Normal, Single
Trigger CouplingDC, AC, HF Reject, LF Reject, Noise Reject
Trigger Holdoff Range250 ns to 12 s
Trigger Types (Edge)Edge (rising, falling)
Trigger Types (Pulse)Width, Glitch, Runt, Slew Rate, Timeout
Trigger Types (Logic)Pattern, State, Setup/Hold
Trigger Types (Comm)AMI, HDB3, CMI, MLT3 (with Option 2C)
Trigger Types (Video)NTSC, PAL, SECAM, HDTV (with Option 5)
Internal Trigger Sensitivity0.35 div from DC to 50 MHz, increasing to 1.0 div at 500 MHz
Internal Trigger Level Range±12 divisions from center screen
External Trigger Level Range±1.5 V

Waveform Measurements and Analysis

ParameterValue
Automatic Measurements29 automatic measurements
Measurement StatisticsMean, Minimum, Maximum, Standard Deviation
Waveform Math OperatorsAdd, Subtract, Multiply, Divide, Integrate, Differentiate, FFT
HistogramsHorizontal and Vertical histograms on DPO and normal waveforms
Limit TestingStandard
Mask TestingCommunication signal analysis (with Option 2C / Option ST)
Differential MeasurementsUp to 500 MHz (using differential probes)

Display and User Interface

ParameterValue
Display TypeMonochrome CRT (Digital Phosphor Display)
Display Size7-inch (178 mm) diagonal
Display Resolution640 × 480 pixels
Waveform Display FormatsYT, XY

Connectivity and Interfaces

ParameterValue
GPIB InterfaceIEEE-488.2 standard
Floppy Disk Drive3.5-inch 1.44 MB (standard)
RS-232 PortOption 13
Centronics PortOption 13
External Trigger InputFront panel BNC
Auxiliary OutputTrigger Out, Main Trigger, Delayed Trigger
VGA Output15-pin D-sub (standard)
Disk Storage OptionsIomega Zip 100 MB drive (optional, Option 1F)

Power Specifications

ParameterValue
Power Supply Voltage Range90 to 250 V AC RMS
Power Supply Frequency Range45 to 440 Hz
Power ConsumptionLess than 300 W

Environmental and Compliance

ParameterValue
Operating Temperature Range+4 °C to +50 °C (with floppy drive)
Operating HumidityUp to 75% RH at +40 °C
Operating AltitudeUp to 4,572 m (15,000 ft)
Electromagnetic Compatibility (EMC)EN50081-1, EN50082-1, FCC Class A
Safety CertificationsUL 3111-1, CSA C22.2, EN61010-1

Physical Characteristics

ParameterValue
Dimensions (W x H x D)448 mm × 193 mm × 471 mm (with handle)
CoolingForced air cooling

Signal Outputs

ParameterValue
Probe Compensator Output Amplitude0.5 V into ≥1 MΩ
Probe Compensator Output Frequency1 kHz (nominal)

Storage

ParameterValue
Non-volatile Setup Storage10 front-panel setups
Non-volatile Waveform Storage4 reference waveforms
Internal Floppy Drive Format3.5 in, 1.44 MB (MS-DOS compatible)

System Features

ParameterValue
Real-Time ClockYes (with time and date logging)

Technology

Digital Phosphor Oscilloscope (DPO)

Applications

Electronic design, debug, and characterization

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