Insta Vu DPO 3 rd Gen DPX 1

Insta. Vu, DPO, 3 rd Gen DPX 1

Agenda 4 Evolution 0 ART, Insta. Vu, DPO, 3 rd gen DPX 4 3 rd gen DPX comparison to Xstream and Mega. Zoom 4 Lab: Demonstrate 3 rd gen DPX throughput advantages for troubleshooting, measurements and tests vs. Xstream and Mega. Zoom. 2

Evolution of Oscilloscopes Scope Technology 3 ART DSO 1950 1980 DPO 1998 Market Drivers • Military • Vacuum tube technology • Emerging solid state technology • Broadcast video • • Computers LSI Digital data Mixed signal environments • Faster microprocessor clock rates • System integration • Quality assurance • Convergence • Interoperability • Faster data rates and microprocessor clocks Customer Challenges • Device characterization • Signal edges and waveshapes • Signal data • High-frequency effects • Documentation • Complex signals • Standards compliance • Test equipment performance

Analog Oscilloscope 4 Benefits 0 0 Direct visual impression of actual signal behavior Intensity grading (frequency of occurrence information) No quantizing error or aliasing Very fast waveform capture rate 4 Shortcomings 0 0 0 0 4 Purely visual information Blink and miss Limited bandwidth performance Edge triggering No pre-trigger information Optimized for single channel operation Limited writing speed for low repetition rate signals

Waveform Capture Rate Is Limited By Holdoff Time Transition from ART to DSO 4 DSO Cycle Acquire New Signal Process Signal Update Display System Holdoff Time Typical Capture Rate Range 1 - 100 Hz 4 ART Cycle Displayed Sweep Holdoff Time Maximum Capture Rate 7104 Analog scope 400 k/sec 5

1995 TDS 784 Insta. Vu – The 1 st Generation 4 Benefits 0 First scope to achieve the bandwidth and waveform capture rate of the world’s fastest analog scope the 7104 4 Shortcomings 0 Max Insta. Vu sample rate 1 GS/s E. T. 0 Waveform image depth 1 bit 4 No gray scale, only persistence 0 Measurement rate 30/sec 4 Conventional measurement made on a single waveform 0 Insta. Vu records 500 pts 4 DSO records 0. 5 Mpts 6

1995 Insta. Vu First Generation Waveform Capture Rate Analog Real-Time Digital Storage Insta. Vu 7

The Challenges 4 Dynamic-Complex Signals 0 May contain multiple modulation types including frequency, phase, amplitude, and/or noise 0 Reside in new dense signal environments 0 May contain: 4 Complex modulated RF 4 Jitter 4 Glitches 4 Cross Talk 4 Contention 8

1998 The Second Generation A new oscilloscope technology that stores, displays, and analyzes dynamic-complex signals in real time. 9

1998 A Breakthrough Solution The Digital Phosphor Oscilloscope 4 Digital Phosphor Oscilloscope An instrument that digitizes electrical signals and displays, stores, and analyzes three dimensions of signal information in real time. Digital Phosphor DPO A/D Amp Acquisition Rasterizer DPX Waveform Imaging Processor Display Memory Display u. P 10 Parallel Processing

1998 Compare the Architectures Delay Line ART Vert Amp A/D Horiz Sweep De. MUX Amp Digital Phosphor DPO A/D Amp Acquisition Rasterizer Y Z Acquisition Memory u. P Display Memory Display Serial Processing DPX Waveform Imaging Processor Display Memory Display u. P 11 Analog Display Amp Trigger DSO X Parallel Processing

1998 Tektronix TDS 784 D DPO, Technology Enhanced by DPX™ 4 DPX is a Tektronix proprietary waveform imaging processor that creates and manages the real-time intensity grading 4 Each channel has its own DPX Waveform Imaging Processor 4 DPX is a 13 mm 2 die using 0. 65µ CMOS Technology and 1. 3 million transistors 4 DPX provides 24, 000, 000 read-modify-write operations (RMW) per second 12

1998 TDS 784 D DPO – The 2 nd Generation 4 Benefits 0 2 GHz bandwidth with 400, 000 acquisitions/second 0 Waveform image depth 22 bits 0 Gray scale in DPO 0 DPO record length up to 0. 5 Meg 0 Z axis modulation 4 Shortcomings 0 Max DPO sample rate 1 GS/s 0 Measurement rate 30/sec 4 Conventional measurement made on a single waveform 0 Min/max compression 0 8 Meg records required E. A. L mode 13

DPO Is Not A Persistence Mode Analog DSO Persistence DPO 4 Persistence modes can create intensity grading in the display system by using normally acquired waveforms and post processing 0 Limited by the DSOs capture rate 0 Lacks real time feedback 0 May miss intermittent events 0 Limited in actual distribution of events information 4 DPOs provide intensity grading, in real-time, as part of the acquisition system 0 Limited only by acquisition (trigger) rate 0 Provides intensity graded display information on dynamic signals 0 Captures dynamic signal variations, in real-time, enabling the user to see actual signal behavior 0 Rapidly builds a statistical representation of actual signal behavior 14

The Challenges 4 Extend the ability to examine Dynamic complex signals to the data rates and time windows required for today’s computer and communications 4 Measurement and test throughput 15

Today: 3 rd Generation DPX 4 Digital Phosphor Oscilloscope An instrument that digitizes electrical signals and displays, stores, and analyzes three dimensions of signal information in real time. “Measurement throughput to match waveform throughput” Digital Phosphor DPO A/D Amp Acquisition Rasterizer Display & Measure Memory DSP & Measure Fast 64 bit Measurements with Statistics 16 Windows processor Parallel Processing

Today: TDS 7000 3 rd Generation DPX 4 Benefits 0 4 GHz bandwidth with 400, 000 acquisitions/second 0 Waveform image depth 64 bits 0 Gray scale record view compression Amp 0 View entire record 0 Fast Acq record length up to 1 Meg 0 Wfm. DB sample rate 20 GS/s ET 0 Real sample every 50 ps after trigger 0 Fast waveform data base measurements 17 Digital Phosphor A/D Acquisition Rasterizer DSP & Measure Display & Measure Memory Window’s processor

Waveform Capture Rate Still the leader Including Infiniium Mega. Zoom and Wave. Master Xstream Waveform Capture Rate (Waveforms/Second) TDS 7000 3 rd gen DPX >400, 000 waveforms/Sec 1000000 10000 100 10 TDS 3000 B with DPO Acquisition >3500 Waveforms/Sec Le. Croy Wave. Master 8600 with APO+Segmented Mem 1000 waveforms/Sec, best case Xstream Infiniium 54855 6 GHz 140 Waveforms/Sec Mega. Zoom 1 0. 1 18 5 ms/div Sweep Speed (Log Scale) 500 ps/div

Le. Croy says in the press: “Le. Croy claims that Wave. Master, in segmented memory mode, betters by 50% the 400, 000 waveforms/sec of Tektronix’s fastest DPO displays” Source: Smart Scopes, EDN magazine, Dan Straussberg, March 7, 2002 19

Today: Le. Croy with Xstream Sequence Mode 60 sec @ 1 us/div Xstream is no match for DPO 20

Today Tektronix 3 rd Gen DPX Fast. Aq Mode 60 sec @ 1 us/div DPO is hundreds of times faster than Xstream for troubleshooting 21

Le. Croy fud in the press: “ 2. 5 Gb/s eye diagram using LA Techniques LA 19 -01 -01 producing PRBS data stream. Le. Croy using SDM software option in mask test mode. ” Throughput ratio: Le. Croy/Tektronix=651 Source: Scopes trial, EDN magazine, Dan Straussberg, March 6, 2003 22

Xstream Mask Testing – SDA 6000 20 GS/s dots Mask testing measurements Clock recovery Sequential acquisition 1400 UI/min 23

Xstream Mask Testing – SDA 6000 Avoid “traditional” it is even slower 24

3 rd Gen DPX Mask Testing TDS 7404 20 GS/s dots Mask testing with measurements Clock recovery Wfmdb acquisition 483, 000 UI/minute 350 X faster than SDA (4000 X faster in fast acq at 1. 25 GS/s) 25

Infiniium 54853, 54854 and 54855 4 Waveform throughput limited to about 100/sec 0 Poor choice for troubleshooting or analyzing complex waveforms 0 Midrange Infiniiums are faster than Wave. Master 4 No support for serial data testing today. Agilent certainly knows how to do this on DCA. 26

Summary: Insta. Vu, DPO, 3 rd Gen DPX 4 Significant advances with each generation of fast acquisition. 4 Xstream or Mega. Zoom cannot match our waveform throughput for troubleshooting or analyzing complex waveforms. 4 3 rd generation DPX’s combination of 20 GS/s precision, fast throughput and 64 bit data base measurements exceed SDA or Infiniium by a wide margin. 4 Hands on labs with the competitor’s products to see for yourself. 27

Knowledge Review 4 3 rd gen DPX’s Waveform Data Base is acquired at 1 GS/s, 1. 5 GS/s, 20 GS/s? 4 Xstream is 100 X, 1 X, . 003 X faster than 3 rd Gen DPX for troubleshooting? 4 SDA with Xstream is 100 X, 1 X, 0. 003 X faster for mask and compliance tests on fast serial data? 4 Mega. Zoom is more likely, about same, less likely to be able to identify and measure distribution of occurrence information? 28