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Atec Tektronix-TDS640A User Manual

Digital real-time, Oscilloscopes, Features and benefits applications

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T D S 6 0 0 S e r i e s

TDS 684C/TDS 680C/TDS 654C/TDS 620B/
TDS 640A
• 1 GHz and 500 MHz Bandwidth Performance

to Work with Fast Signals in Today’s
Digital Designs

• 5 GS/s Sample Rates*

• Record Length to 15,000 Points

• 1 mV/div to 10 V/div Sensitivity

• 1.5% Vertical Accuracy

• Histograms and Measurement Statistics to

More Fully Characterize Design Performance

• Support for Java Applications Packages

• Hard Disk Drive Storage (option)

• Support for External Zip Drive

• Waveform Math and Advanced

Waveform DSP

• 1 ns Peak Detect (not available w/TDS640A)

• Channel Deskew (not available w/TDS640A)

• Fully Automated Measurement System

• Waveform Pass/Fail Template Testing

• Color Display (TDS654C, TDS684C)

• RS-232, Centronics, and GPIB

Your designs may be digital but at today’s speeds, many of your toughest problems aren’t.
Crosstalk noise. Transmission effects. Ground bounce. Not to mention sub-nanosecond edges.
Today’s design problems require high bandwidth oscilloscopes that can measure up to these
challenges. The Digital Real-Time

architecture of the TDS 600 Series simplifies capturing inter-

mittent signals or non-recurring problems like glitches or metastable states caused by setup
and hold time violations.

TDS 600 Series provides design engineers excellent single shot accuracy for multi-channel,
high speed signal characterization. Additional features and specifications of the TDS 600 Series
are explained in the TDS Reference section available at
http://www.tek.com/Measurement/Products/catalog/scopes/tds_series.

Digital Real-Time

Oscilloscopes

TDS 684C • TDS 680C • TDS 654C • TDS 620B • TDS 640A

See Tektronix on the World Wide Web:
http://www.tek.com

Tektronix measurement prod-
ucts are manufactured in ISO
registered facilities.

Product(s) complies with IEEE Standard

488.2-1987, and with Tektronix Standard
Codes and Formats.

TDS 684C

TDS 640A

TDS 620B

TDS 654C

TDS 680C

TDS 684C

Total Channels

4

2 + 2

4

2 + 2

4

Sample Rate

2 GS/s

2.5 GS/s

5 GS/s

5 GS/s

5 GS/s

(all channels simultaneously)
Real-time Bandwidth

500 MHz

500 MHz

500 MHz

1 GHz

1 GHz

Maximum Record

2,000 pts

15,000 pts

15,000 pts

15,000 pts

15,000 pts

Length per Channel
Vertical Resolution

8-Bits; >11-Bits with averaging

Time Measurement

<110 ps

<100 ps

<50 ps

<50 ps

<50 ps

Accuracy

@ 2 GS/s

@ 2.5 GS/s

@ 5 GS/s

@ 5 GS/s

@ 5 GS/s

Advanced Waveform

Std.

Std.

Std.

Std.

Std.

DSP/Math
Histograms and

N/A

N/A

Std.

Std.

Std.

Measurement Statistics
Standard Probes

4 P6139A

2 P6139A

4 P6243

None

None

Display Type

7 in. mono

7 in. mono

7 in. color

7 in. mono

7 in. color

Floppy Drive

Std.

Std.

Std.

Std.

Std.

GPIB Port

Std.

Std.

Std.

Std.

Std.

RS-232 & Centronics

Std.

Std.

Std.

Std.

Std.

VGA I/O Port

Std. Mono

Std. Mono

Std. Color

Std. Mono

Std. Color

Printer Ports
Hard Disk Drive

N/A

N/A

Opt.

Opt.

Opt.

Features and Benefits

Applications

• Digital Design and Charactarization

• Telecommunications/Datacommunications

• Transient Event Capture

• High Energy Physics

* Not available with TDS620B or TDS640A

TIME BASE SYSTEM
Time Bases –
Main and Delayed.

Time/div Range – 200 ps/div to 10 s/div.
Except TDS 640A: 500 ps/div to 5 s/div.

Time Base Accuracy – Over Any Interval
>1ms ±100 ppm.

Record Length per Channel – 500 to 15,000
pts. Except TDS 640A: 500 to 2,000 pts.

Pre-Trigger Position – 0% to 100% of Record.

VERTICAL SYSTEM
Vertical Resolution –
8-Bits (>11-Bits with
averaging).

Vertical Sensitivity – 1 mV/div to 10 V/div.

Maximum Input Voltage – 300 V CAT II; ±400
V peak. Derate at 20 dB/decade above 1 MHz.

DC Gain Accuracy – 1.50%.

Position Range – ±5 divs.

Offset – Primary channels: ±1 V from 1 to
99.5 mV/div, ±10 V from 100 mV to