datasheet | august 2012 fiber optics | rev 2012.08 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. applications high performance supertrunking links high power distri bution networks redundant ring architectures fttx networks rfog applications sat-if transport dwdm node splitting features single or dual optical outputs qam loading to 1003 mhz dual power supplies and fans, redundant & hot swapplable front panel rf test point snmp control interface web gui vacuum fluorescent status display omi / rf gain adjustment agc select: cw, video, manual (no agc) industry leading field adjustable sbs suppression field adjustable electronic dispersion compensation (edc) the l-type/d-type/s-type/h-type/f-type/n-type 3998 series this product line is a family of st ate-of-the-art high performance 1550 nm externally modulated catv fiber optic transmitters opt imized for varying network applications. packaged in convenient 1ru housing, this line of optical transmitters couples high optical output powers, up to 11.0 dbm, with low optical line width resulting in unmatched performance. the optical modulator, combined with proprietary predistortion circuitry, provides superior ctb and cso performance with sbs suppression levels of greater than 21 dbm. advanced features such as built in field adjustable sbs control and electronic dispersion compensation allow these transmitters to be quickly optimized in the field for any link or application without the need to procur e specifically tuned transmitters. this affords the system designer a level of flexibility prev iously unknown in the catv market place. the l-type series are designed as a high per formance solution for applications where the simultaneous transport of catv and sat-if fm signals is required. the sat-if signals can be applied anywhere in the 950 to 2800 mhz band. the d-type series are designed as a low cost, high performance solution for applications where the required fiber length is in the range of 20 to 50 kilometers. advanced, high power, dfb laser technology allows these transmitters to be fielded without the use of edfas. the s-type series transmitters are designed to be the most versatile model within the 3998 series family. they can easily be configured to meet most hfc network solutions requiring link lengths in the range of 50 to 70 kilomete rs with one edfa as well as links utilizing multiple edfa?s. the h-type series transmitters are optimized for single edfa fiber links in the 70 to 90 kilometer range. these transmitters take advantage of our advanced fiber dispersion compensation circuitry to provide exceptional catv performance. the f-type series transmitters are intended fo r use in fttx and rfog architecture designs requiring high quality transmission over varying transmission lengths and edfa output powers. these transmitters successfully support very high optical launch powers while controlling the detrimental e ffects of stimulated brillouin scattering (sbs), group velocity dispersion (gvd), and self phase modulation (spm). the n-type series transmitters are intended for use in node-splitting architecture designs requiring cost effective dwdm transmissi on over medium length fiber distances. 3998 series 1550 nm externally modulated transmitter
datasheet | august 2012 fiber optics | rev 2012.08 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. optical / electrical characteristics l-type property units models comments performance (note 1-8) 3998-l01 3998-l02 3998-l03 3998-l04 specified link length l (km) 25 25 25 25 channel plan ntsc 80-ch pal 60-ch ntsc 110-ch pal 89-ch with 36 qpsk carriers from 950 to 2800 mhz optical output power po (dbm) 8.5/8.5 8.5/8.5 8.5/8.5 8.5/8.5 min. 10 dbm version avail. see chart noise bandwidth bw (mhz) 4 5 4 5 sbs suppression (dbm) 15.0 15.0 15.0 15.0 min. catv carrier to noise ratio cnr (db) 51.0 51.0 49.5 49.5 min. catv composite second order cso (dbc) -65 -65 -65 -65 max. port 1 catv composite triple beat ctb (dbc) -65 -65 -65 -65 max. @ +25 ? c catv composite triple beat ctb (dbc) -64 -64 -64 -64 max. @ 0 o c to 50 o c sat-if carrier to noise ratio cnr (db) 27 27 27 27 min. sat-if intermodulation products (dbc) -35 -35 -35 -35 max. port 1 sat-if spurious products (dbc) -38 -38 -38 -38 max. d-type property units models comments performance (note 1-7) 3998-d01 3998-d02 3998-d03 3998-d04 specified link length l (km) 40 40 40 40 channel plan ntsc 80-ch pal 60-ch ntsc 110-ch pal 89-ch optical output power po (dbm) 11.0 11.0 11.0 11.0 min. noise bandwidth bw (mhz) 4 5 4 5 sbs suppression (dbm) > 12.0 >12.0 >12.0 >12.0 min. carrier to noise ratio cnr (db) 54.0 54.0 51.0 51.0 min. composite second order cso (dbc) -65 -65 -65 -65 max. composite triple beat ctb (dbc) -65 -65 -65 -65 max. @ +25 ? c composite triple beat ctb (dbc) -64 -64 -64 -64 max. @ 0 o c to 50 o c s-type property units models comments performance (note 1-7) 3998-sa1 3998-sa2 3998-sa3 3998-sa4 3998-sa5 specified link length l (km) 65 65 65 65 65 channel plan ntsc 80 pal 60 ntsc 110 pal 89 42 cenelec optical output power po (dbm) 7.0/ 7.0 7.0/ 7.0 7.0/ 7.0 7.0/ 7.0 7.0/ 7.0 min. - higher powers available see chart noise bandwidth bw (mhz) 4 5 4 5 5 sbs suppression (dbm) 16.0 16.0 16.0 16.0 16.0 min. carrier to noise ratio cnr (db) 53.0/ 53.0 53.0/ 53.0 50.0/ 50.0 50.0/ 50.0 53.0/ 53.0 min. composite second order cso (dbc) -65/ -65 -65/ -65 -65/ -65 -65/ -65 -65/ -65 max. composite triple beat ctb (dbc) -65 -65 -65 -65 -65 max. @ +25 ? c composite triple beat ctb (dbc) -64 -64 -64 -64 -64 max. @ 0 o c to 50 o c 3998 series 1550 nm externally modulated transmitter
datasheet | august 2012 fiber optics | rev 2012.08 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. h-type property units models comments performance (note 1-7) 3998-h01 3998-h02 specified link length l (km) 80 80 channel plan ntsc 80-ch pal 60-ch optical output power po (dbm) 7.0/ 7.0 7.0/ 7.0 min. noise bandwidth bw (mhz) 4 5 sbs suppression (dbm) 18.0 18.0 min. carrier to noise ratio cnr (db) 52.0/ 52.0 52.0/ 52.0 min. composite second order cso (dbc) -65/ -65 -65/ -65 max. composite triple beat ctb (dbc) -65 -65 max. @ +25 ? c composite triple beat ctb (dbc) -64 -64 max. @ 0 o c to 50 o c f-type property units models comments performance (note 1-7) 3998-f01 3998-f02 3998-f03 3998-f04 specified link length l (km) 20 20 20 20 channel plan ntsc 80-ch pal 60-ch ntsc 110-ch pal 89-ch optical output power po (dbm) 7.0/ 7.0 7.0/ 7.0 7.0/ 7.0 7.0/ 7.0 min. noise bandwidth bw (mhz) 4 5 4 5 sbs suppression (dbm) 21.0 21.0 21.0 21.0 min. carrier to noise ratio cnr (db) 48.0 48.0 45.0 45.0 min. composite second order cso (dbc) -58 -58 -58 -58 max. composite triple beat ctb (dbc) -58 -58 -58 -58 max. n-type property units models comments performance (note 1-7) 3998-n01 3998-n02 specified link length l (km) 40 40 channel plan ntsc 80-ch pal 60-ch optical output power po (dbm) 9.5 9.5 min. noise bandwidth bw (mhz) 4 5 sbs suppression (dbm) 13.0 13.0 min. carrier to noise ratio cnr (db) 52.0 52.0 min. composite second order cso (dbc) -62 -62 max. composite triple beat ctb (dbc) -62 -62 max. @ +25 ? c composite triple beat ctb (dbc) -61 -61 max. @ 0 o c to 50 o c notes: 1. unless stated otherwise all specifications apply over full temperature range with no digital loading. 2. unless stated otherwise specifications apply for nominal rf input level as defined below, after a 30 minute stabilization period. 3. specifications separated by a slash are port1 / port 2. 4. units are tested per the test / link configuration table 5. noise figure for the edfa = 4.5 ~ 5.5 db 6. corning smf-28 single mode fiber 7. receiver responsivity is 0.95 ma/mw, equivalent nois e current is 7 pa/(hz)1/2general and mechanical specifications 8. with 36 qpsk modulated sat-if signals between 950 --- 2800 mhz, 27 mhz if bandwidth. 3998 series 1550 nm externally modulated transmitter
datasheet | august 2012 fiber optics | rev 2012.08 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. general and mechanical specifications property requirement comments wavelength 1555 +/-5 nm various options + itu- grid available ? see model number information channel plan various ? see specification tables custom channel plans available optical connector sc/apc other styles available monitoring interfaces 100 base-t ethernet (snmp) rear panel rs-232 interface vfd screen front panel controls vfd- (vacuum fluorescent display) operating temperature 0 ? c to 50 ? c storage temperature -20 ? c to 70 ? c power consumption 65w max agency listings emi : en50083-2:2006 (us catv) en55022:2006 (us it) en61000-3-2 (harmonics) en61000-3-3 (flicker) fcc: part 15, subpart b, class ?a? unintentional radiators ices-003 (canada) an/nzs 3548, class a (australia) vcci, class a (japan) safety : fda/cdrh laser safety governed by code of federal regulations title 21, volume 8, part 1040 iec 60950-1 iec 60728-11 laser iec 60825-1 cb certification transportation vibration gr -2853-core in shipping package transportation shock gr-2853-core in shipping package operating humidity 20% to 85% non-condensing supply range (vac) (vdc) 90 to 265 vac, 50/60 hz +/- (36 ? 72) vdc dimensions 19.0?w x 15.0?d x 1.72?h (width includes 19? front panel ears, depth includes, connectors, fans & front panel) ? see drawing input power range 17 +/-1 dbmv/ch 80 ntsc channels manual mode 15 +/-1 dbmv/ch 110 ntsc channels manual mode 18 +/-1 dbmv/ch 60 pal channels manual mode 20 +/-1 dbmv/ch 42 cenelec channels manual mode 16 +/-1 dbmv/ch 89 pal channels manual mode 27 +/-1 dbmv/ch sat-if channels manual mode input power range 19 +/-2 dbmv/ch 80 ntsc channels cw mode 17 +/-2 dbmv/ch 110 ntsc channels cw mode 20 +/-2 dbmv/ch 60 pal channels cw mode 18 +/-2 dbmv/ch 89 pal channels cw mode 22 +/-2 dbmv/ch 42 cenelec channels cw mode 29 +/-2 dbmv/ch sat-if channels agc mode 3998 series 1550 nm externally modulated transmitter
datasheet | august 2012 fiber optics | rev 2012.08 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. general and mechanical specifications (continued) property requirement comments front panel rf gain / omi adjustment range +2 / -4 db from nominal setting catv performance can vary slightly catv frequency range 45mhz ? 1003 mhz catv flatness +/- 0.50 db 45mhz - 550mhz +/- 0.75 db 45mhz ? 1003 mhz catv flatness ? n-type +/- 0.75 db 45mhz ? 1003 mhz n-type catv input impedance 75 ? catv input return loss 16db min 45mhz ? 1003 mhz catv front panel rf tap -20 +/- 1 db down from rf input catv front panel rf tap flatness +/- 1 db 45mhz ? 1003 mhz sat-if frequency range 950mhz ? 2800 mhz sat-if flatness +/- 2 db sat-if input impedance 75 ? sat-if input return loss 10db min 950mhz ? 2800 mhz sat-if front panel rf tap 7 +/- 2.5 dbmv/ch at 1% omi/ch sat-if front panel rf tap flatness +/- 1 db 950mhz ? 2800 mhz test/link configuration property edfa link 1 received power 2 l-type 15 dbm 25 km 0.0 dbm at the receiver d-type none 40 km 0.0 dbm at the receiver s-type 16 dbm 65 km 0.0 dbm at the receiver h-type 18 dbm 80 km 0.0 dbm at the receiver f-type 21 dbm 20 km -5.5 dbm at the receiver n-type 13 dbm 40 km 0.0 dbm at the receiver 3998 series 1550 nm externally modulated transmitter
datasheet | august 2012 fiber optics | rev 2012.08 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. outline drawing (dimensions in inches) laser safety information this product meets the applicable requirements of 21 cfr 1010 & 1040 and is classified as a class 1m laser product. during use as intended, the laser energy is fully contained within the fiber network such that there is no accessible laser radiation. thi s product has been issued accession number 0820466-001. 3998 series 1550 nm externally modulated transmitter
datasheet | august 2012 fiber optics | rev 2012.08 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. model number information (note 3) 3998 ? - logo & customer specific link type pout (dbm min) note 1 loading type optics rf wavelength (nm) power supply 0 ? emcore logo d ? 40 km 0 ? for d, h, and f types 1 ? ntsc (80- ch) 1 ? sc/apc, rear 1 ? rf in rear, tp front 00 ?1555+/- 5.0nm 1 ? ac primary, no secondary 1 ? no logo s ? 65 km a ? 7.0/7.0 for s- type 2 ? pal (60-ch) 2 ? fc/apc, rear 2 ? rf in front, tp front 01 ? 1550+/- 5.0nm 2 ? dc primary, no secondary h ? 80 km b ? 8.0/8.0 for s type 3 ? ntsc (110- ch) 3 ? e2000/apc, rear 3 ? rf in front, tp rear xx ? itu channel +/- 0.1nm note 2 3 ? ac primary, ac secondary f ? fttx sbs 20 dbm c ? 10.0 for s type 4 ? pal (89-ch) 4 ? sc/apc, front 4 ? rf in rear, tp rear 4 ? ac primary, dc secondary l ? 25 km d ? 10 / 10 for s and l t yp e note 4 5 ? not used 5 ? fc/apc, front 5 ? dc primary, dc secondary n ? 40 km e ? 8.5/8.5 for l type 6 ? cenelec (42-ch) note 5 6 ? e2000/apc, front note 1: options available for indicated types only. note 2: itu grid wavelengths can be specified from channel 18 to 40. note 3: not all configurations are available, contact factory. note 4: available for s and l links. cso port 2 degraded by 1db for channel loads 1 and 2, cso port 2 degraded by 2db for channel loads 3 and 4. note 5: contact factory for model type availability. additional kits g3708-006-001 ? replaceable ac power supply modules g3708-005-001 ? replaceable dc power supply modules g7914-076-001 ? replaceable blank power module plate g7906-008-001 ? replaceable fans g7906-008-001 ? replaceable fans 3998 series 1550 nm externally modulated transmitter
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