Benutzeranleitung / Produktwartung 81101A des Produzenten Agilent Technologies
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S S 1 Agilent 81101 A 50 MHz Pulse Generator Reference Guide.
Per 1.000 µ µ µ µ s Normal OUTPUT TRG-LEV LIMITS MODE/TRG OFF Delay 1 0ps Width LeadE TraiE 100.0ns 5.00ns =LeadE Offset Amplit +0.0mV 1.00V 50 Ω Ω Ω Ω into 50.
Refer ence G uide Agilent 81101 A 50 MH z Pulse Generator Part No . 81101-91 021 Printed in Germany March 200 0 Edit ion 1.0, E0 300.
4 Notice Notice Copyrigh t 1998 A gilen t T echn ologies 1 998, 2 000. Al l righ ts rese rved. No part of this manual ma y be reproduc ed in any for m or by any mean s (includin g electro nic stora ge and ret rieval or tran slation int o a foreign language ) without prior agreeme nt and written conse nt from Agile nt T echn ologies Inc.
5 Notic e Agilent T echnologies warrants that its software and firmware de signated by Agilent T e chnologies for use with an instrume nt will execute its progra mming instructions w hen properly insta lled on that instrum ent.
6 Safety Summa ry Safety Summary The fol lowin g genera l saf ety prec autions mu st be ob served d uring a ll phases of opera tion of this instrument. Failure to comply with these precau tions or with specific wa rning s elsewhe re in this m anual v iolates safety standa rds of design, manufacture, a nd intended use of the instrument .
7 Safety Summ ary Ground the Instrument T o minimize shock ha zard, the instrument chassis and c over must be connect ed to an electri cal pr otecti ve eart h ground .
8 Safety Summa ry Safety Sym bols Caution (re fer to accomp anying do cuments) Protec tive earth (ground) te rminal In th e man uals : WAR NIN G The W ARNING sig n denotes a hazard. It calls a ttenti on to a procedur e, practice, o r the like, which, if no t correct ly performed or adher ed to, coul d res ul t in pe rson al i njur y .
9 About this Book About this Book This gu ide prov ides refe rence i nformati on primar ily fo r program ming the Agilen t 81101A via rem ote contr ol. Chapter 1 “General Programming As pects” on page 13 gi ves gene ral hints for prog ramming inst ruments like the Agilen t 81101A usin g SCPI comm ands.
10 About thi s Book Conventions U sed i n this Book This book uses certain conv entions to indic ate elements of the Agilen t 81101A ’ s user inte rface . The foll owing ta ble sho ws some exam ples: Softkeys Press the MO DE/TRG softk ey to access the Mode/ T rigger scr een.
xi Contents Notice .................. ............................... ................................ ........ 4 Safety Summary ................................. ................................ ........ 6 About this Book ............ ...............
xii Contents Agilent 81101A S pecifications ............................. .................. 91 General .......... ................. ........... ................. ................. ........... ................ 91 Timing Specifications .............. .
13 1 1 General Programming Aspects This ch apter pr ovides general i nformat ion on wri ting GP-IB/SCPI programs f or instruments lik e the Agilent 81 101A. Detailed informa tion on pr ogramming the Agile nt 81101A ca n be found in Chapter 2 “Programming Reference” on page 25 .
14 General Programming Aspects The GP -IB Inte rface Bus The G P-IB Inte rface B us The Gene ral Pu rpose In terface Bus is the interf ace used for comm unicatio n betw een a controll er an d an ex tern al devic e, suc h as t he Agilen t 81130A. The GPIB co nforms to IEEE sta ndard 488- 1987, ANSI standa rd MC 1 .
15 General Programming Aspects Agilent 81101A Remo te Control Agilent 81101A Remote Control GP-IB Address Y ou can only set the GP-IB address from the front pane l of the instrumen t (refe r to th e Quick Star t Gui de ). The default GP-I B address is 10.
16 General Programming Aspects Progr ammin g Recom menda tions Programming Recommendations Here are som e recommenda tions for progra mming the in strument: • Start prog ramming f rom the def ault setting .
17 General Programming Aspects Progr amming Reco mmendatio ns When you have fou nd the co rrect set ting, then use thi s to cr eate the progra m. In the p rogram it is reco mmended to send t he comm and for enabli ng outp uts (for exampl e, : OUTPu t ON ) as the last command .
18 General Programming Aspects Common Command Summary Common Command Summary This table summ arizes the IEEE 48 8.2 commo n commands supp orted by the Agi lent 81101A: Command Paramete r Descripti on .
19 General Programming Aspects Status Model Status Model The instrum ent has a status repor ting system co nforming to IEEE 488.2 and SCP I. The above f igure shows t he status group s availab le in the instrument . Each status grou p is made up of comp onent registe rs, as shown in the followi ng figure.
20 General Programming Aspects Status Mode l Condition Register A condit ion register contains the curren t status of the hardware a nd firmware. It is co ntinuously upd ated and is no t latched or buffere d. Y ou can on ly rea d condi tion registers.
21 General Programming Aspects Status Model Enabl e Register The enabl e register defi nes which bits i n an event register are in cluded in the log ical OR into the summ ary bit. The enable r egister i s logicall y ANDed with the e vent register and the r esulting b its ORed i nto the summary bit.
22 General Programming Aspects Status Mode l Status By te The statu s byte sum marize s the infor mation from all ot her st atus gro ups. The sum mary bi t for the status byte act ually appears i n bit 6 (RQS) of the status byte.
23 General Programming Aspects Status Model OPERation Status Group This Status Grou p is not used in the instru ment. Bit De scrip tion 0 Unus ed, alw ays 0 1 Unus ed, alw ays 0 2 Unus ed, alw ays 0 3.
24 General Programming Aspects Status Mode l QUEStionable Status Group The QUES tionable Status g roup is used to repo rt warning conditions amongst th e voltage, cu rrent, pulse timin g and freque ncy parameter s.
25 2 2 Programmin g Reference This ch apter pr ovides referen ce infor mation on the followin g topics: • “Agilent 81 101A SCP I Command Su mmary” on page 26 • “Def ault Value s, St andar d .
26 Programming Reference Agilent 81101A SCPI Command Summary Agilent 81101A SCPI Command Summary Command Parameter D escriptio n see page :ARM (T rigge r mode and source) [:SEQuence[1] | :STARt] [:LAY.
27 Programming Reference Agilent 81101A SCPI Command S ummary :OUTPut[1] [:NORMal] [:STATe] OFF|ON|1|0 Set/read normal outpu t state :IMPedance 47 [:INTernal] <value> Set/read internal source im.
28 Programming Reference Agilent 81101A SCPI Command Summary :DOUBle[1] [:STATe] OFF|ON Enable/disable double pulses per pulse period 59 :DELay <value> Set/read de lay between doubl e pulses 60 .
29 Programming Reference Agilent 81101A SCPI Command S ummary :OFFset <value> Set/read channel o ffset vol tage 71 :HIGH <value> Set/read channel h igh level voltage 72 :LOW <value> .
30 Programming Reference Agilent 81101A SCPI Command Summary [:STATe] ON|OFF Switch security on and off 82 :SET Block data Set/read compl ete instrument setting 83 :VERSion? Read SCPI com pliance sett.
31 Programming Reference Default Values, Standard Settings Default V alues, Standard Settings Parameter *RST , Default V alues :ARM : E WIDth: ST A T e OFF :FREQ uency 100kHz :IMPedanc e 50 Ω :LEV e l +1.
32 Programming Reference Default V alues, Standard Settin gs :LOW –1 0.0mA :ST A T e OFF :FREQ [:CW|:FIX ed] 1.00MHz :AUTO not applicable :HOLD VOL T :PHASe[1][:ADJust] 0.
33 Programming Reference Default Values, Standard Settings [:SOURce ]:VOL Tage[1] :LEV e l] [IMMedi ate] [:AMPLitude] 1.0V :OFF Set 0.0V :HIG H 500mV :LOW –5 00mV :LIMIt[:High] +50 0V :LOW –5 00V .
34 Programming Reference Default V alues, Standard Settin gs :LEV el 1.0V :SLOPe POSitive :SOUR ce IMMediate Parameter *RST , Default V alues.
35 Programming Reference Programming the In strument T rigger Modes Programming the Instrument T rigger Modes The following figure show s the instrum ent’ s arming /triggering model: Y ou program the c omprehensive trig gering capabilit ies of the instrum ent using th e SCPI :ARM and :TRIGger subsystems.
36 Programming Reference Progr ammi ng the I nstru ment T r igg er Mode s Use the :ARM s ubsyst em to s elect the overal l tri ggerin g mode of the instrument ( CONTIN UOUS , TRIGGERE D , GATE D , EXT.
37 Programming Reference Programming the In strument T rigger Modes External W idth Set Exte rnal W idth mod e using the :E WIDt h[:STA Te] command: :ARM:EWIDth ON Switch on EXT WIDTH mode This c ommand disables the arm- trigger sy stem. The ar m-trigg er system i s reenable d by switc hing O FF EWIDth mode.
38 Programming Reference SCPI Instrument Command List SCPI Instrument Command List The fol lowing r eferenc e sections list th e instrumen t comman ds in alphabe tical order . In addition to a command desc ription, the att ributes of each co mmand ar e described u nder the follow ing heading s.
39 Programming Reference SCPI Instrume nt Command List Command :ARM:EWID Long :ARM[:SEQuence[1]|STAR t][:LAYer]:EWIDth[:STATe] Form Set & Query Parameter ON | OFF | 1 | 0 *RST value OFF Description Use this co mmand to enable t he EXT WIDTH t rigger mode avai lable on the M ODE /T RI GGER SCREEN .
40 Programming Reference SCPI Instrument Command List Command :ARM:IMP Long :ARM[:SEQuence[1]|STAR t][:LAYer]:IMPedance Form Set & Query Parameter Num eric Parameter Suffix OHM with en gineering p refixes, e.
41 Programming Reference SCPI Instrume nt Command List Command :ARM:P ER Long :ARM[:SEQuence[1]|STAR t][:LAYer]:PERiod Form Set & Query Parameter Num eric Parameter Suffix S or SE C with e ngineer ing pref ixes. *RST value 10.0 0 µ s Specified Limits 20 ns to 999.
42 Programming Reference SCPI Instrument Command List Command :ARM:SENS Long :ARM[:SEQuence[1]|STAR t][:LAYer]:SENSe Form Set & Query Parameter EDGE | LEVe l *RST value EDGE Description Use this command to selec t T rigge red or Gate d mode by choosing whethe r the instrum ent arm s on the e dge(s) or level of the a rming signal.
43 Programming Reference SCPI Instrume nt Command List Command :ARM:SOUR Long :ARM[:SEQuence[1]|STAR t][:LAYer]:SOURce Form Set & Query Parameter IM Mediat e|INTer nal[1] |INT ernal2 |EXTern al[1].
44 Programming Reference SCPI Instrument Command List Command :MMEM:CA T? Long :MMEMory:CATalog? Form Query Parameter [" A:"] *RST value Not applicable Description Use this co mmand to get a list ing of the conte nts of the curr ently select ed dire ctory on the me mory ca rd.
45 Programming Reference SCPI Instrume nt Command List Command :MMEM:COPY Long :MMEMory:COPY Form Even t Parameter "f ilenam e"[,"A: "],"co pyna me"[," A:"] *RST Not applicable Description Use this command to c opy an existi ng file filename in the current directory to a new file copyname .
46 Programming Reference SCPI Instrument Command List Command :MMEM:LOAD:ST A T Long :MMEMory:LOAD:STATe Form Even t Parameter <n >,"fil ename"[ ,"A:"] *RST Not applicable Sp.
47 Programming Reference SCPI Instrume nt Command List Command :OUTP[1] Long :OUTPut[1][:NORMal][:S TATe] Form Set & Query Parameter ON | OFF | 1 | 0 *RST value OFF Description Use this command to swit ch the norma l OUTPUT on or off .
48 Programming Reference SCPI Instrument Command List Specified Lim its 0.1 Ω to 1 M Ω Description Use this co mmand to set the e xpected l oad imped ance of th e devi ce under test at the OUT PUT conn ecto rs.
49 Programming Reference SCPI Instrume nt Command List V alu e coupl ing Range co upling Offset Description Use this co mmand to program th e ampl itude cur rent of the OUTPUT signal.
50 Programming Reference SCPI Instrument Command List Range co upling Amplitude Description Use this co mmand to p rogram the offset current o f the OU TPUT signal. Note th at to set t he OUTPU T levels i n terms of curren t, you f irst have to exec ute th e [:SOUR ce]:HO LD CURRe nt command to enabl e the :SOURc e]:C URRent subsystem.
51 Programming Reference SCPI Instrume nt Command List have t o execut e [:SOUR CE]: HOLD CUR Re nt comm and to enable the [:SOUR CE]: CURRent subsystem.
52 Programming Reference SCPI Instrument Command List • Specif ied Volt age limi ts • Actual OUTPUT Impedance setting :OUTPu t:IMPe dance • Actu al Ex pecte d Load impe danc e sett ing: :OUTPU T.
53 Programming Reference SCPI Instrume nt Command List Command :CURR[1 ]:LIM:LOW Long [:SOURce]:CURRent[1]:L IMit:LOW Form Set & Query Parameter Num eric Parameter suffix A with engi neering p refixes. *RST value –10.0 mA Description Use this command to set/read th e low le vel curren t limit.
54 Programming Reference SCPI Instrument Command List Example T o set and ac tivate the curren t limits fo r the outp ut: Command :FREQ Long [:SOURce]:FREQuency[:C W|:FIXed] Form Set & Query Parameter Num eric Parameter Suffix Hz wit h engin eering pre fixes, or MH Z for Megahe rtz.
55 Programming Reference SCPI Instrume nt Command List Command :FREQ:AUTO Long [:SOURce]:FREQuency[:C W|:FIXed]:AUTO Form Even t Parameter ON CE *RST value Not applicable Description Use this co mmand to m easure the frequen cy at th e CLK-IN co nnector .
56 Programming Reference SCPI Instrument Command List Command :PHAS[1] Long [:SOURce]:PHASe[1][:AD Just] Form Set & Query Parameter Num eric Parameter suffix DEG or RA D .
57 Programming Reference SCPI Instrume nt Command List Command :PULS:DCYC[1] Long [:SOURce]:PULSe:DCYCle [1] Form Set & Query Parameter Num eric V alu e coupl ing *RST value 10.0% (der ived fro m width and peri od) Specified li mits 0.001% to 99.9% , depends on width, tra nsition & period.
58 Programming Reference SCPI Instrument Command List Specified li mits 0.00 ns to 999 s (lim ited by peri od – 20 ns) Description Use this co mmand to set/rea d the puls e delay . Delay is the t ime be tween the start of the pu lse period and the st art of th e leading e dge of t he pulse.
59 Programming Reference SCPI Instrume nt Command List Command :PULS:DEL[1]:UNIT Long [:SOURce]:PULSe:DELay[ 1]:UNIT Form Set & Query Parameter S | SEC | PCT | DEG | RAD *RST value S Description Use this co mmand to set/rea d the defa ult un its for the pul se dela y paramet er .
60 Programming Reference SCPI Instrument Command List Command :PULS:DOUB[1]:DEL Long [:SOURce]:PULSe:DOUBle [1]:DELay Form Set & Query Parameter Num eric Parameter suffix S with engi neering p refixes. Y ou c an change the defau lt unit usi ng [:SOUR ce]: PULSe:D OUBle: DELay[ 1]:UNIT .
61 Programming Reference SCPI Instrume nt Command List Command :PUL S:DOUB [1]:DEL:H OLD Long [:SOURce]:PULSe:DOUBle [1]:DELay:HOLD Form Set & Query Parameter TI ME|PRA Tio *RST value TIME Descrip.
62 Programming Reference SCPI Instrument Command List Command :PUL S:HOLD [1] Long [:SOURce]:PULSe:HOLD[1 ] Form Set & Query Parameter WI DTh | DCYCl e | TDELay *RST value WIDTh Description Use th.
63 Programming Reference SCPI Instrume nt Command List Y ou cannot set the pulse period if you have selecte d the CLK-IN connect or as the freq uency so urce ( :TRIG: SOUR EX T ).
64 Programming Reference SCPI Instrument Command List Example T o pr ogram the p ulse width by mea ns of the delay parameter s: Command :PULS:TRAN[1]:H OLD Long [:SOURce]:PULSe:TRANsi tion[1]:HOLD For.
65 Programming Reference SCPI Instrume nt Command List Command :PULS:TRAN[1]:UNI T Long [:SOURce]:PULSe:TRANsi tion[1]:UNIT Form Set & Query Parameter S | SE C | PCT *RST value S Description Use this command to set the default units for th e pulse tran sition times.
66 Programming Reference SCPI Instrument Command List Command :PULS:TRAN[1]:TR A Long [:SOURce]:PULSe:TRANsi tion[1]:TRAiling Form Set & Query Parameter Num eric Parameter suffix S with engi neeri.
67 Programming Reference SCPI Instrume nt Command List Command :PULS:TR AN[1]:TRA:AUTO Long :[SOURce]:PULSe:TRANsi tion[1]:TRAiling:AUTO Form Set & Query Parameter ON |OFF|O NCE *RST value ON Description Use this comm and to set /read the automatic co upling of the pulse t railing edge tran sition time to the le ading edge transition ti me.
68 Programming Reference SCPI Instrument Command List Command :PULS:WIDT[1] Long [:SOURce]:PULSe:WIDTh[ 1] Form Set & Query Parameter Num eric Parameter suffix S with engi neering p refixes *RST value 100 n s Specified li mits 10 ns to 999.5 s (max.
69 Programming Reference SCPI Instrume nt Command List Example T o set up th e external PLL refe rence: Command :ROSC:EXT :FREQ Long [:SOURce]:ROSCillator: EXTernal:FREQuency Form Set & Query Para.
70 Programming Reference SCPI Instrument Command List Command :VOL T[1] Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate][:AMPLitude] Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling W ith Offset, see page 7 1 *RST value 1.
71 Programming Reference SCPI Instrume nt Command List Command :VOL T[1]:OF FSet Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate]:OFFSet Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling With Amplitude, see page 70 *RST value 0.
72 Programming Reference SCPI Instrument Command List Command :VOL T[1]:HI GH Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate]:HIGH Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling W ith low level, see page 73 *RST value 500 m V Specified li mits –9.
73 Programming Reference SCPI Instrume nt Command List Command :VOL T[1]:LOW Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate]:LOW Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling W ith hig h level, s ee page 72 *RST value –500 mV Specified li mits –10.
74 Programming Reference SCPI Instrument Command List Command :VOL T[1]:LIM Long [:SOURce]:VOLTage[1]:L IMit[:HIGH] Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. *RST value +500 mV Description Use this co mmand to set/read the high level vo ltage li mit.
75 Programming Reference SCPI Instrume nt Command List Command :VOL T[1]:LIM:ST A T Long [:SOURce]:VOLTage[1]:L IMit:STATe Form Set & Query Parameter ON | OFF | 1 | 0 *RST value OFF Description Use this co mmand to switch the outpu t limits on or off .
76 Programming Reference SCPI Instrument Command List Command :ST A T us:PRESet Long :STATus:PRESet Form Even t *RST value Not Applica ble Description This co mmand • Clears a ll status g roup event.
77 Programming Reference SCPI Instrume nt Command List 1. :STATus:QUEStionable [:EVENt]? 2. :STATus:QUEStionable:CONDition? 3. :STATus:QUEStionable:ENABle 4.
78 Programming Reference SCPI Instrument Command List Command :SYST :CHEC Long :SYSTem:CHECk[:ALL][:S TATe] Form Set & Query Parameter OF F | ON *RST value ON Description Use this command to swit ch the instrume nt’ s err or checking on or off.
79 Programming Reference SCPI Instrume nt Command List The ab ove messa ge is an example of a c ustomiz ed descri ption. Generi c descri ptions a re avail able in the SCPI 19 95 Comm and Refer ence, i tems 21.8.4 to 2 1.8.11. For mo re det ailed inf ormatio n in t he 81110A error .
80 Programming Reference SCPI Instrument Command List Description In q uery form , this c ommand reads the l ast key pressed. The buffer is emptie d by *RST and retur ns the value –1 when em pty . In set form , the comman d simulates pre ssing a key on the front panel.
81 Programming Reference SCPI Instrume nt Command List • In remote m ode only th e softkeys b elow the display and the S HIFT (LOCAL ) key ar e active . Becau se the ins trumen t normall y switches to remot e mode when any c omman d is re ceived , incl uding :SYSTe m:KE Y , simulating one of t he other disabled key s has no effect.
82 Programming Reference SCPI Instrument Command List Command :S YST :SE C Long :SYSTem:SECurity[:STAT e] Form Set & Query Parameter ON |OFF *RST value OF F Description CAUT ION Do not swit ch on sy stem s ecurit y unle ss yo u are wil ling to erase the instrument settings stored in the instrument.
83 Programming Reference SCPI Instrume nt Command List Command :S YST:SE T Long :SYSTem:SET Form Set & Query Parameter Bl ock data *RST value Not ap plicable Description In query f orm, th e comm and rea ds a bloc k of data contai ning the instrument ’ s complete setup .
84 Programming Reference SCPI Instrument Command List Command :SYST :W ARN:STR? Long :SYSTem:WARNing:STRing ? Form Query *RST value Not ap plicable Description Use th is command to read all the curr ently act ive warning me ssages. The warnin g messages are concat enated to form a singl e string with a “;” as separator between t he messages.
85 Programming Reference SCPI Instrume nt Command List Exam ples T o set u p a trigge red bu rst of 1 6 Sing le Pulses a t Out1, each bu rst trigg ered by a positive edge at the EXT IN PUT : T o set u.
86 Programming Reference SCPI Instrument Command List Command :TRIG:LEV Long :TRIGger:LEVel Form Set & Query Parameter Num eric Parameter Suffix V with enginee ring prefix es. *RST value 1. 0 V Specified Lim its –10 V to +10 V Description Use this comman d to program the trig gering th reshold o f the CLK- IN connect or .
87 Programming Reference SCPI Instrume nt Command List Pulse period sources set by :TRIG:S OUR Pulse per iod source :T RIG:SO URce internal osc internal PLL CLK-IN IMMedi ate INTern al[1] INTern al2 E.
88 Programming Reference SCPI Instrument Command List.
89 3 3 Specifications In this chapter you wi ll find th e speci fication s of the Agilent 81101A Pulse Generator . At the end of this ch apte r , “Pulse Parameter Definitions” on page 105 provides detailed info rmation on the d efinition of the pulse para meters used by the instrum ent.
90 Specifications Declar ation of Conformi ty Declaration of Conform ity Manufact urer Agilent T ec hnologies Deutschland GmbH Boeblingen V erification Solutions Herrenberger Str .
91 Specifications Agilent 81101A Spec ifications Agilent 81101A Specifications General Environment al Conditions Safety IEC1010 , CSA101 0 Power requirem ents 100–240 V ac, ± 10%, 5 0–60 Hz; 100–120 V ac, ± 10% , 400 Hz Power co nsumption: 300 V A max.
92 Specifications Agilent 81101A Specifications W eight Net 8.5 kg Single Channel 9.2 kg D ual Ch annel Ship ping 13.8 kg Dual Cha nnel Recalibra tion period 1 yea r reco mmend ed W arranty 3 years st.
93 Specifications Agilent 81101A Spec ifications T iming Specification s Period Period can al so be e ntered as freq uency . There a re 2 pe riod gen eration source s availab le: • startable oscilla.
94 Specifications Agilent 81101A Specifications Wi d t h Can be ent ered as absolu te width, duty cycle or trailing ed ge delay . Duty cyc le val ues from 0.1% to 95% can be ente red dir ectly . For valu es >95 % press SHIF T and use the Modif y knob.
95 Specifications Agilent 81101A Spec ifications Double Pulse Delay Double pulse delay an d delay are mutually exclusive. Doub le Pulse delay is the delay between the tw o pulses in Double Pu lse mo de. T ransition T imes Measure d between 10% and 90% o f amplitude.
96 Specifications Agilent 81101A Specifications Leading an d trailing edges can b e programme d independent ly within the follo wing ra nges ( Maximum ratio 1:20): Level Spec ifications Externa l Load comp ensation For loads ≠ 50 Ω , the actual load imp edance can be ente red to c orrect the output v alues.
97 Specifications Agilent 81101A Spec ifications Level Pa rameter s Level para meters ca n be enter ed as high/l ow level in ter ms of voltag e or curr ent or offs et/a mpli tude . Pulse Performance Clock Sourc es It is possible to sele ct between thr ee clock sour ces, the startable oscillator (VFO) , the internal PLL, or the External Clock.
98 Specifications Agilent 81101A Specifications Clock / PLL Reference Input Rear p anel BN C connect or used as: • Exte rnal sy stem cl ock i nput: pu lse fre quency = inp ut freq uency. The inp ut frequ ency ca n be me asured. • 5 MHz or 10 M Hz frequenc y referenc e input for in ternal PLL.
99 Specifications Agilent 81101A Spec ifications External Clo ck • The output pe riod is determine d by the signal a t clock input. Freque ncy a ccuracy can be increased by usi ng a pr ecise ex ternal clock. • Trigger synchr onously to externa l clock: the out put period is synchr onous to the signa l at cloc k inpu t.
100 Specifications Agilent 81101A Specifications T rigger Modes Continuous Generate co ntinuous pu lses, double pulses, or bursts. Exte rnal ly T rigge red Each activ e input transition (risin g, falling or bo th) triggers a single pulse, a doub le pulse, or a b urst.
101 Specifications Agilent 81101A Spec ifications T rigger and Strobe Specifications T rigger Output Strobe Out put T rigger Output Sp ecifications Agilent 81101A Level: TTL or ECL sel ectable Output .
102 Specifications Agilent 81101A Specifications T ypi ca l Delay s Mode f rom to typ. value Extern al W idth Ext Input Strob e/T rigge r Out OUTPUT 8.5 ns 22.5 ns T rigger Gat ed Ext Inpu t Strobe/T ri gger Out OUTPUT 12.0 ns 29.0 ns Conti nuous St robe/ T rigger Out OUTPUT 17.
103 Specifications Agilent 81101A Spec ifications Human Int erface Overprog ramming Parame ter val ues can be entered exceedi ng the spec ified r ange. W arnings and Errors W arnin g messages indi cate pote ntially conf licting par ameters due t o accur acy toleran ces.
104 Specifications Agilent 81101A Specifications Remote Control Operate s accord ing to IE EE standar d 488.2, 1987 and S CPI 1992.0 . Func tion C ode SH1, AH1, T 6, L4, SR1, RL1, P P0, DC1, DT 1,C0. Programming T imes (all checks and disp lay off). Command T ypica l execut ion ti me One param eter or mode 30 ms typ.
105 Specifications Pulse Parameter Definiti ons Pulse Parameter Definitions Here you f ind th e pul se par amet er def init ions o f term s used in th e instru ment spec ificat ions .
106 Specifications Pulse Paramete r Definitions T ime R eference Point The time r eference po int is at the median of the a mplitude (50% amplit ude p oint on p ulse ed ge): Pulse Period The ti me int.
107 Specifications Pulse Parameter Definiti ons practice, st art points may shift wit h changes in tran sition time ) when transition times are varied.
108 Specifications Pulse Paramete r Definitions T ransition T ime Interv al between the 10% and 90% a mplitu de points o n the lea ding/ trailing edge : Linearity Peak d eviation o f an ed ge from a s.
109 Specifications Pulse Parameter Definiti ons Jitte r Short-term inst ability of one ed ge relative to a refer ence edge. Usually specif ied as rms val ue, whic h is on e standar d deviatio n or “ sigma”. If distribution is assumed Gaussian, six sigma represents 99.
110 Specifications Pulse Paramete r Definitions Preshoot, Ov ershoot, R inging Preshoo t and overshoot ar e peak distor tions precedin g/follow ing an edge. Rin ging is the positive-pe ak and nega tive-p eak distort ion, excludin g overshoot , on pulse top o r base.
111 Specifications Pulse Parameter Definiti ons Repeat ability When an i nstrument operate s under th e same e nvironmen tal co ndition s and with the same settings, the value of a parame ter will lie withi n a band inside the accuracy w indow . Repeatabilit y defines the width of this band .
112 Specifications Pulse Paramete r Definitions.
113 Index Symbols % of Per 57 , 58 A Acoustic Noise Emission 92 Amplitude curren t 48 definition 109 voltage 70 B Burst length 84 mode 84 C Cert ifica tion met sp ecificat ions 5 Clear Error Queue 76 .
114 Index J Jitter definition 109 K Key-Code Re ference 80 L Last Key Pres sed 79 Leading Ed ge comma nd 65 definition 108 Linearity definition 108 List of Commands 26 Load File in to me mory ’n ’.
115 Index S Safety symbols 8 SCPI Command Dictionary 38 Versio n 83 Setting loa d int o memor y ’n’ 46 Settling Time definition 110 Simulatin g Key Presse s 79 Skew definition 107 Specifications 8.
116 Index.
7 4 8 9 5 6 123 O . +/- nano micro Mega milli kilo ENTER MAN STORE HELP SHIFT DATA ENTRY CURSOR/ DIGIT MODIFY LOCAL AUTOSET RECALL PERIOD DELAY WIDTH LEAD TRAIL HIGH LO W ON | OFF KNOB CURSOR Keys ENT.
Copyright Agilen t T ech nologies 1998 , 2000 Edition E0300 Printed in Germany 81101-9102 1.
MANUAL CHANGES September, 01 Manual for Model Number 81101A Manual printed on März 2000 E0300 Manual Part Number 81101-91021 5 September, 2001 Page 1 of 4 Make all ERRATA corrections.
MODEL 81101A ____________________________________________________________________ __________________________________________________________________________________ 05.
MODEL 81101A ____________________________________________________________________ __________________________________________________________________________________ 05.
MODEL 81101A ____________________________________________________________________ __________________________________________________________________________________ 05.
DECLA RA TION OF CONFORMITY According to ISO /IEC G uide 22 and CEN/CENELEC EN 45014 Revision: C I ssue Date: 2001-May -02 Manufactur er’s Name: Agilent Technol ogie s Deutschland Gm bH Manufactur er’s A ddress: Boeblingen Ver ificati ons Solut ions (BVS) Herrenber ger Str.
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