Atec 575 User Manual

…our most versatile instrument

575

B N C

m o d e l

50pS Jitter Internal, 800pS External Trigger

Programmable (Ethernet/USB/RS-232/GPIB)

Independent clock rates for each channel

250pS Delay & Width Resolution

B N C m o d e l

The M ode l 575 D i git al D ela y / P uls e Gen era tor rep re s ent s the l ate s t in t imi ng c apa bil i tie s. Wi th u p t o 8 out put s
con fig ura tion s as va rie d as th e ap p lic ati ons t he prod uct s erv es, the M ode l 575 i s cle arl y our m ost ver sati le in str ume nt.
We hav e com bin ed adv a nce d fe atu res suc h as a Lab vie w/U S B in ter fac e, co mpl ex b urs t seq uen ces , Di v ide -by -N, Set tin g

Pro fil es, Du al Tr igg ers , C loc k Di vid er, Pul se P ick ing an d N e gat ive De lay wit h c ore tec hno log y in pre cis ion tim ing . O ur
250 pS Del ay & Wid th res olu t ion , a nd 50p S in ter nal jit ter, all ow u ser s g rea t c onf ide n ce in set tin g up a n e xpe rim ent or
syn chr oni zin g m ulti ple ev ent s.

575

New Fea t u res:

Illuminated Channel Enable Buttons

Eac h cha nne l has a des igna ted e nab le/ dis abl e but t on. W hen i ndi vid ual c han nels ar e
act ive o r ena bled t he b utto ns a re il lum ina t ed. Thi s a llo ws f o r eas y re ferenc e and
avo ids an y c onf usi o n o f o utp ut ope rab ili t y. T he run / sto p i ndi cat or o n t he fro nt pan el

LCD display as well as an illuminated run/stop button further simplify setup.

Sele ctab le C l ock Ref e ren c e

The Mod el 5 75 o ffe rs a ddi tio nal i npu ts a nd o utp uts f or e xter nal clo ck s ync ing . Sp ecif y you r inp ut / o utp ut r efe ren ce
fre que ncy (10 MHz to 100 MHz ). S ync wit h th e Mo de L ock Osc ill ato r of a l ase r, or pha se
lock multiple units with one clock.

Flexible Gating Options

The Mod el 57 5 is pac ked w ith gat ing opt ion s for alm ost any set up. You ma y ga te w ith
a cha nne l or on a ny i npu t. Repe at ind ivid ual chan nel s o r gat e all . Gat e imm edi ate ly
(output inhibit) or gate after a pulse (pulse inhibit).

Flexible Gating Options

The M ode l 575 is pa cke d wit h gat ing o pti ons f or a lmo st an y set up. You ma y gat e wit h
a c han nel or on a ny inp ut. You may gate i ndi v idu al cha nne ls or g ate a ll. Gat e
immediately (output inhibit) or gate after a pulse (pulse inhibit).

Individual Rates

Eac h ch anne l ca n ha ve in div idu al c han nel r ate s (e ith er To or any of th e ot her cha nne ls.. ).
This is similar to having a separate clock for each output.

Auto-Save

For got t o sav e you r set tin gs? The M odel 575 s tores you r s etu p con fig ura tio ns w hil e
pow eri ng down . R eca ll is aut o mat ic on pow er-up .

Dual Input Panel Connectors

The Mod el 5 75 offer s tw o in put s fo r tr igge rin g o r ga t ing . Us er may spe cif y el ectr ica l or
opt ica l i npu t s ign als , and co nfi gur e a ny t rig ger/ gat e comb ina tio n. Use Tri gge r # 2 t o
dis abl e a tri gge red pu lse tr ain .

Fro n t P a nel Opti cal

Man y app lica tio ns b ene fit f rom o pti cal s i gna ls. F or n ois y en vir onm ent s, o r com m uni cat ion s app lic atio ns, we o ff er a n
LED ou tpu t st age at th e f ron t p ane l. T his mo dul ar opt i on can be co nfi gur ed for 2, 4, 6 o r 8 ou tpu t s a t 8 20n m o r 1 300n m

Berkeley Nucleonics Corporation 2955 Kerner Blvd San Rafael, CA 94901 U.S.A

Phone: [phone] Fax: [phone] E-mail: [e-mail]

B N C m o d e l

575

Fro n t P a nel High Vo lta g e

Our m odu lar arc hit ect ure al lows u s to offer exp and ed f unc tio nal ity o n us er-se lec ted
fro nt pa nel o utp uts . We o ff e r a front pa nel H igh Vol tag e opt ion ( a dju sta ble from 5 v to
35V, 20 0 m V s tep s) on 2 , 4 , 6 or al l 8 cha nne ls.

Comb ined Out p ut Types

The out put s are c onf igu red in mod ule s an d ou tpu t ty pes are co mbi ned in p air s. Thu s on e
may sel ect opt ica l, s tand ard e lec tri cal or h igh vol tag e e lec tri cal in p a irs for t hei r
ins tru men t. Fo r ex amp le, a 8 ch ann el uni t ma y ha ve op tic al, sta nda rd e lec tri cal and high

vol tag e ou t put s al l on one ins trum ent . Cu sto m o r ad dit ion al o utpu t mo dul es m ay b e
added as the need arises.

Field P r ogrammabi l i t y:

Fiel d Pr ogr a mmab ilit y

The in str ume nt can no w hav e f unc tio ns upg rad ed in the fi eld , s uch a s a s pec ial or cus tom fe atu re upg rad e v ia a ful ly
pro gra mma ble FP GA.

Pulse Picking

Usi ng a n ext ern al mo dul ati on u p to 1 00M Hz, you m ay s ele ct 1 out o f ev ery X pu lse s for
a given channel.

Customer Output Modes

Cus tom M odu les s uch a s th e TZ-50 giv e use rs an e xpa nde d lis t of ca pab ili tie s wit h the
Model 575. One example is our TZ-50 option, which allows customers a TTL signal into 50 ohms.

Negative Delay

Use t he h and y neg ati ve d ela y fe a ture to refe re nce o ne ch ann el wi th res p ect to a not her
cha nne l i n po sit ive o r ne gat ive tim e i ncr eme nts . By all owi n g a c han nel to re fer enc e
ano the r c han nel as its t rig ger, yo u c an syn chr oni ze th e c han nel s w ith re s pec t to eac h

oth er.

Berkeley Nucleonics Corporation 2955 Kerner Blvd San Rafael, CA 94901 U.S.A

Phone: [phone] Fax: [phone] E-mail: [e-mail]

B N C m o d e l

DELAYS

Range

0-1000 s

Resolution

250 ps

Timebase

25 ppm
(1 ppm optional)

RMS Jitter

50 ps

Pulse Inhibit Delay

120 ns

Output Inhibit Delay

50 ns

SYSTEM EXTERNAL TRIGGER INPUT(S)

Number

2|1

Rate

DC to 1/(200ns + longest delay);
maximum of 5MHz

Threshold

0.2 to 15 VDC

Max Input Voltage

60 V Peak

Resolution

10 mV

Slope

Rising or Falling

Impedance

1 M ohm + 40 pF or 50 ohm

Jitter

800 ps RMS

Insertion Delay

100 ns

GATE INPUT(S)

Number

0|1

Threshold

0.2 to 15 VDC

Max Input Voltage

60 V Peak

Resolution

10 mV

Polarity

Active High/Active Low

Function

Pulse Inhibit or Output Inhibit

Channel Behavior

Global w/ Individual Channel Enables

INTERNAL RATE GENERATOR

Number

0.0002 Hz to 10.000 Mhz

Resolution

5 us

Accuracy

Same as timebase

Jitter

50 ps

Setting

1 cycle

Burst Mode

1 to 10,000,000

TTL/ADJUSTABLE OUTPUTS

Number

2, 4 or 8 Channel Outputs

Impedance

50 ohm

Pulse Width Range (TTL)

10 ns - 1000 s

Rise Time (TTL)

3 ns typ

Slew rate (Adjustable)

0.1 V/ns

Overshoot

< 100 mV +10% of pulse amplitude

Levels

TTL 0 to 4 VDC into high impedance
*VAR adjustable amplitude, 2.0 to

20.0 VDC with 10 mV res, 20.0 VDC
max transition into high impedance

ELECTRICAL INPUTS

Number

0 or 2

Rate

DC to 1(0.2 us + longest delay)

Threshold

0.2 to 15 VDC

Max Input Voltage

60 V Peak

Resolution

10 mV

Impedance

1 M ohm + 40 pF or 50 ohm

Function(s)

Individual Channel Trigger
Gate/Follower

Trigger Slope

Rising or Falling

Gate Polarity

Active High or Active Low

Trigger Jitter

< 2 ns

OPTICAL OUTPUTS

Number

2, 4, 8

Wavelength

820 nm or 1300 nm

Max Signal Rate

5 M Bd

Max Link Distance

1.5 km

Connector Type

ST

Resolution

500 ps

Accuracy

1 ns + .0001 x delay

OPTICAL INPUTS

Number

0 or 2

Wavelength

820 nm or 1300 nm

Max Signal Rate

5 Mbd

Max Link Distance

1.5 km

Connector Type

ST

Resolution

500 ps

Accuracy

2 ns + .001 x delay

Optical Trigger

2412

Trigger Delay

< 300 ns

Jitter

< 15 ns

STANDARD FEATURES/FUNCTIONS

Communications

USB/RS232

Global Gates/Triggers

2 Global Gate/Trigger Inputs

Channel Gates/Triggers

Optical/Electrical available
(5 ns Jitter)

External Clock in

10 MHz - 100 MHz
User Selectable in discrete values

External Clock out

10 MHz - 100 Mhz
User Selectable in discrete values

Command Set Compatibility

Backwards Compatible

575

Berkeley Nucleonics Corporation 2955 Kerner Blvd San Rafael, CA 94901 U.S.A

Phone: [phone] Fax: [phone] E-mail: [e-mail]