Product Description

1–2 TDS 500C, TDS 600B, & TDS 700C User Manual

Differences by Model

Table 1–1 lists some key TDS features and relates them to the different

TDS models that this manual covers.

Table 1–1: Key Features and differences of models

Feature 520C 540C 620B 644B 680B 684B 724C 754C 784C
No. of channels 2+2142 + 214 2 + 214 2 + 214 4
Digitizing rate, max. 1 GS/s 2 GS/s 2.5 GS/s 5 GS/s 1 GS/s 2 GS/s 4 GS/s
No. of Channels. @ maxi-
mum rate 1 2 4 2 4 1 2 1
Analog Bandwidth 500 MHz 1 GHz 500 MHz 1 GHz
Record Lengths, max. To 50K/Channel2To 15K/Channel To 50K/Channel2
InstaVu Acquisitions Yes No Yes
Hi Res Acquisitions Yes No Yes
Advanced DSP Math3Opt. 2F Opt. 2F Std.4
Communication Signal
Analyzer Opt. 2C No Opt. 2C
Storage, Hard Disk Opt. HD No Opt. HD
Storage, Floppy Disk Std.
I/0 includes RS–232 and
Centronics5Opt. 13 Std.
Display Mono Color Mono Color
1Two plus Two channel operation allows two of four channels to be displayed simultaneously. Channels not displayed can
be used to couple a triggering signal to the oscilloscope.
2This TDS model can be purchased with Option 1M or Option 2M, which add longer record length settings (up to
2 Mb/channel). See Option 1M and Option 2M on page A–2.
3Advanced digital signal processing provides FFTs, integrals, and derivatives of waveforms. See Option 2F on page A–4.
4Std. denotes a standard product feature as opposed to a feature included as part of an option.
5GPIB I/O included with all models.