LeCroy LC334A, LC374A, LC534A, LC574A
Contents
1. MAIN FEATURES 500 MHz and I GHz Bandwidth 2 GS s and 4 GS s Single Shot Sample Rate 8 Million Points of Acquisition Memory 4 ms Maximum Sample Rate Window 96 MHz PowerPC Microprocessor 8 to 64 MB System RAM 9 Color Display with 8 Traces Analog Persistence Full Screen Grid Digital oscilloscopes from LeCroy are designed to save engineers valuable time in troubleshooting and problem solving Each oscilloscope is an integrated and powerful system providing the capability to Capture the key events with high resolution for longer time intervals s View data like never before giving you more information more quickly with a large color CRT and advanced display techniques i PI MRT Sps 2 0 2 Spe 0 50 V 35 1 ps 20 0nV ff 1 ps 29 pe e Analyze your signal to get answers quickly and more accurately with a powerful processing system and math packages 9 COLOR DISPLAY LeCroy provides a very large sharp oscilloscope screen that is 50 larger in total viewing area than a 7 screen Its powerful features include Analog Persistence Color Graded Persistence Full Screen mode Opaque or Transparent display color association and personal color schemes These provide the user with outstanding ben efits that accelerate visual processing and effective communication of on screen information HIGH SPEED ACQUISITION The design and debug of fast digital systems and2. trig ger and sensitivity to display a wide range of repetitive signals Frequency above 50 Hz Duty Cycle greater than 0 1 Autosetup Time Approximately 2 seconds Vertical Find Automatically sets sens itivity and offset for selected channel PROBES One PP005 probe is supplied per chan nel DC to 500 MHz typical 450 MHz typical for LC334A at probe tip 500 V max Probe calibration Max 1 V into 1 MQ 500 mV into 50 Q frequency and amplitude programmable pulse or square wave selectable rise and falltime 1 ns typical Alternatively the calibrator output can provide a trigger output or a Pass Fail test output AC MS kpts ch 4 channel Color DIO DIRE 500 kpts ch 4 channel Color 500 MS s 2 Mpts ch 4 channel Color DSO ME d 1 GS s 100 kpis ch 4 channel Color DSO 00 kpts ch oa le Be LCS74A LC574AM LC574AL PP005 LCXXX OM LCXXX RCM LCXXX HG WPO1 WPO2 FDO APO11 AP020 AP021 AP54701A AP1143A PP062 PP090 WP03 DDM PRML ORM DDFA MC01 04 HDO1 HD02 4MBFC GP01 CKTRIG 64MBSM LCXXX SM LCXXX CCMIL LCXXX CCNIST http www lecroy com VISIT US AT OUR WEB SITE A QW kl Ve gt D se ll NI bl gt Se VI kl TN gt We VW N Ne gt N ies Fa e JU gt a N 3 kel ep a N
3. Trigger Comparator Optional ECL rear panel output Alternatively the cal ibrator output can provide a trigger output or a Pass Fail test output SMART TRIGGER TYPES Pattern Trigger on the logic combina tion of 5 inputs CH1 CH2 CH3 CH4 and EXT Trigger where each source can be defined as High Low or Don t Care The Trigger can be defined as the beginning or end of the specified pat tern Signal or Pattern Width Trigger on width between two limits selectable from lt 2 5 ns to 20 s Will typically trig ger on glitches 1 ns wide Signal or Pattern Interval Trigger on interval between two limits selectable from 10 ns to 20 s Dropout Trigger if the input signal drops out for longer than a time out from 25 ns to 20 s State Edge Qualified Trigger on any source only if a given state or transi Analog Persistence gives the user an analog style view of signals on a digital oscilloscope tion has occurred on another source The delay between these events can be defined as a number of events on the trigger channel or as a time interval TV Allows selection of both line up to 1500 and field number up to 8 for PAL SECAM NTSC or nonstandard video Exclusion Trigger Trigger on inter mittent faults by specifying the normal width or period of a signal The oscillo scope will trigger only on aberrations which are shorter or longer than nor mal AUTOSETUP Pressing Autosetup sets timebase
4. ailable in memory for analysis and measure ments Analog Persistence gives the user the best of both the analog and digital worlds of oscilloscopes FULL SCREEN GRID LeCroy DSOs not only have a very large 9 screen but also provide a dis play mode with an extra large grid up to 150 larger than common grid areas In Full Screen mode all of the screen area is used to display signals This provides a magnificent view of up to 8 waveforms signal details are seen more clearly and with greater ease 8 TRACE DISPLAY An 8 trace display with any combina tion of math functions zooms refer ence memories or channels is a stan dard feature in the LC series Maximum Sample Rate and Acquisition Memories No external adapter On CH2 Octal grid display is available in normal and Full Screen display modes with and without parameters displayed EASY DOCUMENTATION All waveform data and results of analy sis can be quickly saved to floppy disk memory card ATA flash card or a removable hard disk This provides an efficient way to archive information and facilitates easy documentation of results An internal graphics printer standard in L models outputs screen dumps in seconds providing the user with an immediate and clear record of signal activity SIGNAL CAPTURE ACQUISITION SYSTEM LC334A LC374A Bandwidth 3 dB 50 Q DC to 500 MHz LC534A LC574A Bandwidth 3 dB 50 Q DC to 1 GHz Band
5. available in four channel mode on LC334A models CE Approval EMC Conforms to I ENS0081 1 and EN50082 1 UL and cUL approved UL standard UL 3111 1 cUL Canadian Standard CSA C22 2 No 1010 1 92 Precision sampling devices maintain sig nal integrity in the digital world Safety The oscilloscope has been designed to comply with EN61010 1 Installation Category Over voltage Category II Pollution Degree 2 SIGNAL VIEWING Type Color 9 Raster Scan CRT Trace Display Opaque or transparent mode with overlap management This allows zoom factors up to 100 000x for the MI models and up to 0 26 mm dot pitch Resolution 640 x 480 points Display Area 170 mm x 125 mm 50 greater than that of a 7 display Controls Rear panel presets for posi tion brightness and contrast Menu controls for brightness and color selec tion Grid Styles Single Dual Quad Octal XY Single XY Dual XY and Full Screen style an enlarged view of each grid System Memory Configurations ms sc 83 2A G i mes Bz Number of Traces 8 any mix of channels memories or Math functions Real time Clock Date hours minutes seconds External Monitor Rear panel 15 pin socket for VGA compatible monitor Vertical Zoom Up to 5x vertical ex pansion 50x with averaging up to 40 pV div sensitivity Horizontal Zoom LC334A LC534A Waveforms can be expanded to give 2 2 5 points d
6. emory and pro cessing RAM The intelligent manage ment provided by SMARTMemory guarantees Optimal usage of oscillo scope resources SITE SUPPEN b The time window over which e CA d du s gt x HI NI aN gt Zeg Vi d aN gt x VW NI SS gt SI ev a Pri L JU lt as N alia bel Q as N de Zi on 7 Vo lt The 96 MHz PowerPC microprocessor at the heart of these DSOs drives the system to produce results fast provid ing rapid waveform update and super panel responsiveness QUICK DIAGNOSES Capturing and viewing waveforms are fundamental to an oscilloscope Productivity improvements are accessi ble by using built in math functions to assist troubleshooting and diagnoses of circuit problems The signal analysis capability of these DSOs is enhanced by advanced wave form math spectrum analysis and waveform parameter analysis This analysis capability greatly increases the speed with which circuit problems are clearly identified and solved ANALOG PERSISTENCE At a push of the green button the user can switch between an analog style view and a digital view of signals on these oscilloscopes The depth of signal information can be explored along the third dimension of the waveform display to give the user a complete picture of waveform activity Unlike an analog oscilloscope all sig nal data is captured and av
7. is also avail able for screen dumps a stripchart out put format with 2 meters per division is also possible Output Formats ASCII waveform out put is available in seconds compatible with spreadsheets MATLAB MathCad Binary output is also available GENERAL Auto calibration ensures specified DC and timing accuracy Temperature 5 to 40 C 41 to 104 F rated O to 50 C 32 to 122 F operating Humidity 80 for temperatures up to 31 C decreasing linearly to 30 relative humidity at 40 C Altitude Up to 2000m operating 40 C max Power 90 132 V AC 180 250 V AC 45 60 Hz 400 W Battery Backup Front panel settings maintained for two years di Dimensions HWD 10 4 x 15 65 x 17 85 264 mm x 397 mm x 453 mm Graticules Internally generated sepa rate intensity control for grids and waveforms Selectable blending of grid 8 with displayed traces Weight 20 kg 44 lbs net 28 kg 61 6 lbs shipping Waveform Style Dot Join with option en A al sample point highlight or Dots only Persistence Modes Color graded per sistence and Analog Persistence infinite or variable with decay over time In color graded persistence a color spec trum from red through violet is used to map signal intensity With Analog Persistence the brightness level of a single color denotes signal intensity Each trace s persistence data is stored in 64 k levels Analog Persistence is only
8. ivision http www lecroy com vISIT US AT OUR WEB 400 000x for the UL models when chan nels are combined LC374A LC574A Waveforms can be expanded to give 0 4 0 5 points per division Zoom factors up to 2 000 000x with ali channels combined on the LC574AL TRIGGERING SYSTEM Modes Normal Auto Single and Stop Sources CH1 CH2 CH3 CH4 Line EXT EXT 10 Slope Level and Coupling ure unique to each source Slope Positive Negative Coupling AC DC HF LFREJ HFRE Pre trigger recording 0 to 100 of full scale adjustable in 1 increments Post trigger delay 0 to 10 000 divi sions adjustable in 0 1 dis ments nere Holdoff by time 10 ns to 20 s Holdoff by events 0 to 99 999 999 Internal Trigger Range 5 div SITE 3 A d d Ne gt Se WN NI m gt bp Vi d BaN gt ta VI NI aN gt L om Sg Vi lt a N i jand ep as N de sin Ge KW Ze lt a L EXT Trigger Max Input LC334A 10 M amp 2 15 pF system Capacitance using PP005 50 V DC peak AC s10kHz 50 Q 1 5 V DC 500 mW or 5 V RMS EXT Trigger Max Input LC374A LC534A LC574A 10 M 2 11pF system capacitance using PP005 400 V DC peak AC 10 kHz 50 Q 1 5 V DC 500 mW or 5 V RMS EXT Trigger Range 0 5 V 5 V with Ext 10 Trigger Timing Trigger Date and Time are listed in the Memory Status Menu
9. management system dynamically man ages acquisition memory to guarantee that signals are always sampled at the highest possible sample rate and that system RAM and microprocessor resources are always optimally employed Acquisition Modes Random Interleaved Sampling RIS For repetitive signals from 1 ns div to 5 ps div 2 ps div for LC374A and LC5S74A Single shot For transient and repeti tive signals from 10 ns div 1 ns div for LC374A and LCS74A with all channels active Measurements Deng eck LE SE ai ri Peak detect At 400 MS s peak detect can capture high speed events down to 1 ns while simultaneously capturing normally sampled data Sequence Stores multiple events each of them time stamped in seg mented acquisition memories Dead Time between segments Typically lt 30 ps max 50 ps TIMEBASE SYSTEM Timebases Main and up to 4 Zoom Traces Time Div Range 1 ns cliv to 1 000 s div Clock Accuracy lt 10 ppm interpolator resolution 10 ps Roll Mode Ranges 500 ms to 1 000 s div For gt 50 kpoints 10 s to 1 000 s div External Clock lt 100 MHz 20 100 MHz for LC574A and LC374A on EXT input with ECL TTL or zero crossing levels Optional 50 MHz to 500 MHz rear panel fixed frequency clock input External Reference Optional 10 MHz rear panel input ADDITIONAL INFORMATION INTERFACING Remote Control Possible by GPIB and RS 232 C for all front panel con trols a
10. s well as all internal functions RS 232 C Port Asynchronous up to 115 2 Kb s for computer terminal con trol or printer plotter connection GPIB Port Configurable as talker lis tener for computer control and fast data transfer up to 300 kbytes sec Command Language complies with requirements of IEEE 488 2 Centronics Port Hardcopy parallel interface is standard PC Card PCMCIA 1 1 I1 Ports For memory cards ATA compatible flash cards and removable hard disks optional Number of segments available http www lecroy com VISIT US AT OUR WEB SITE ES EN ll MN N gt Be HI N e gt Vi el Ve gt ig N N N gt D Pri x les PD wn lt L N S kel ep eo N L CA om L ben N Q lt Fa L beret ie na BS CONSE PL bel CR Wir o Floppy Disk High density 3 5 floppy disk drive DOS format is standard VGA Compatible Display 15 pin D type VGA compatible connector for external color display Hardcopy Screen dumps are activated by a front panel button or via remote control TIFF and BMP formats are available for importing to desktop pub lishing programs The following print ers and plotters can be used to make hardeopies B W HP Laserjet HP DeskJet 500 Epson FX Signal Analysis Color HP DeskJet 550C Epson Stylus Canon BJC An optional internal high resolution graphics printer
11. the need to capture fast transient signals require high speed sig nal capture The LC574A four channel l GS s 1 GHz bandwidth DSO oper ates at a 4 GS s sample rate for single channel inputs The high sample rate bandwidth and the 1 GHz trigger band width provide a flexible solution for capturing and viewing fast risetime sig nals http www lecroy com v SiT US AT OUR WEB MIALOnno Lago DUDU DEEG DEU DOD D DO DOUD DELD D DO DD D DD TT TT ET x PIT CTT DEI Lt x 2UOUOIIDUHDDDDDDO DO DU OU OD SL JUUS OD UU DO DUDU OD UD OT tee resize th ae n ne d E E Zn Slc gege ier Bei 4 pue Hm D slain E u LARGE SAMPLE RATE WINDOW Having a high sample rate in a DSO ts only the first step to preserving data integrity this sample rate is available is also of critical importance Long acquisition memory maintains the oscilloscope s highest sample rate for large time win dows allowing the user to sample long signals with high horizontal resolution With up to 8 million points of acquisi tion memory the maximum sample rate of the LCS74AL of 4 GS s 2 GS s in LC334AL and LC534AL is main tained for a time window of 2 ms 4 ms in LC334AL and LC534AL This sample rate window enables the user to record long signals with high resolu ron OPTIMUM PERFORMANCE SMARTMemory is a total memory management system that dynamically allocates resources of microprocessor power acquisition m
12. width 3 dB 1 MQ DC to 500 MHz typical at probe tip with optional 1 GHz FET probe for LC334A and with PP005 standard with LC374A LC534A and LC574A No of Channels 4 No of Digitizers 4 Max Sample Rate Window 4 ms 2 GS s in single shot mode LC334AL LC534AL 2 ms 4 GS s LCS74AL Sensitivity LC334A 2 mV div to 5 V div 50 Q fully variable 2 mV div to 5 V div 1 MQ fully variable Sensitivity LC374A LC534A LC574A 2 mV div to 1 V div 50 Q fully variable 2 mV div to 10 V div 1 MQ fully variable Scale factors A wide choice of probe attenuation factors are selectable Offset Range LC334A 2 00 9 99 mV div 120 mV 10 0 199 mV div 1 2 V 0 2 5 0 V div 24 V Offset Range LC374A LC534A LC574A 2 00 4 99 mV div 400 mV 5 00 99 mV div 1 V 0 1 1 0 V div 10 V 1 0 10 V div 100 V 1 MQ only High performance signal conditioning devices preserve signal content D DC Accuracy Typical 1 Vertical Resolution 8 bits Bandwidth Limiter LC334A 30 MHz Bandwidth Limiter LC374A LC534A LC574A 25 MHz 200 MHz Input Coupling AC DC GND Input Impedance 10 MQ 15 pF for LC334A system capacitance using PP005 10 MQ 11 pF for LC374A LC534A LC574A system capacitance using PP005 or 50 Q 1 Max Input 50 Q 5 V DC 500 mW or 5 V RMS 1 MQ on LC334A 250 V 1 MQ on LC374A LC534A LC574A 400 V DC peak AC lt 10 kHz SMARTMemory This total memory
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