advance data sheet january 1999 e2560/E2580-type 10 gbits/s eml modules features n integrated electroabsorptive modulator n 1.5 m m wavelength n characterized for 10 gbits/s operation n for use up to 80 km at 10 gbits/s n low modulation voltage n temperature stabilized n available with and without integral driver ic n wavelength selectable to itu-t standards n ultrastable wavelength aging for dwdm applications n sonet/sdh applications n ultrahigh capacity wdm system application n high-speed data communication n digitized video description the e2560 (without integral driver ic) and E2580 (with integral driver ic) are devices for 10 gbits/s dwdm or tdm transmission applications, which inte- grate a cw laser with an electroabsorptive modulator in the same semiconductor chip, and are an exten- sion of lucent technologies microelectronics groups existing e2500 series of devices. both types use a small-profile gilbert gpo connector to handle the rf signal. the device is typically coupled with a number of erbium-doped fiber amplifiers, such as lucent technologies' 1724-series, in order to ensure that sufficient optical power reaches the receiver. these devices can replace external modulators which are often bulkier, more expensive, and require more complex drive electronics than the eml. both e2560 and E2580 are available for transmission dis- tances of 40 km and 80 km. the package also con- tains a thermoelectric cooler, thermistor, rear facet monitor photodiode, and an optical isolator.
advance data sheet e2560/E2580-type 10 gbits/s eml modules january 1999 2 lucent technologies inc. description (continued) the nominal input impedance of the e2560 version is 50 w . the package is qualified to the bellcore ta-tsy- 000468 standard. both e2560 and E2580 are available in a range of itu-t wavelengths for use in dwdm systems operating at 10 gbits/s per channel. the device has excellent wavelength stability, supporting operation at 100 ghz channel spac- ing over 20 years (assuming an end-of-life aging condition of < 100 pm). typically, no external wavelength stabili- zation is required in systems of this type, using lucent's e2500 series emls. the package also offers excellent stability of wavelength vs. case temperature, with a maximum coefficient of 0.5 pm/ c. module characteristics table 1. module characteristics pin information table 2. pin descriptions note: for full details of pin functions and required bias levels for the version with the ic, refer to E2580 eml with integral driver ic: pin definitions and operation application note (tbd): package type e2560: 7-pin package with gpo connector rf input. E2580: 13-pin package with gpo connector rf input. fiber standard single-mode fiber. connector st ? ; other connectors available on request. rf input impedance 50 w. bit rate 10 gbits/s. e2560 E2580 pin abbreviation definition pin abbreviation definition 13 tecC themoelectric coolerC 12 tec+ thermoelectric cooler+ 11v ss voltage supply to the ic 10 dca duty cycle adjust 9 oa optical amplitude adjust 8 nc no connect/reserved 7 tecC themoelectric coolerC 7 nc no connect/reserved 6 tec+ thermoelectric cooler+ 6 vea modular offset (on-state) 5 back det+ monitor cathode (+) 5 back det+ monitor cathode (+) 4 back detC monitor anode (C) 4 back detC monitor anode (C) 3 laser+ laser anode 3 laser+ laser anode 2 therm thermistor 2 therm thermistor 1 therm, laserC, case combined thermistor/ laser cathode/case 1 therm, laserC, case combined thermistor/ laser cathode/case
lucent technologies inc. 3 advance data sheet january 1999 e2560/E2580-type 10 gbits/s eml modules target specifications absolute maximum ratings stresses in excess of the absolute maximum ratings can cause permanent damage to the device. these are absolute stress ratings only. functional operation of the device is not implied at these or any other conditions in excess of those given in the operational sections of the data sheet. exposure to absolute maximum ratings for extended periods can adversely affect device reliability. table 3. absolute maximum ratings characteristics table 4. optical and electrical specifications (chip operating temp. = 15 c to 35 c, except where noted.) parameter conditions limit unit laser diode reverse voltage cw 2 v laser diode forward current cw 150 ma optical output power cw 10 mw modulator reverse voltage 5 v modulator forward voltage 1 v monitor diode reverse voltage 10 v monitor diode forward voltage 1 v storage temperature C40 to +85 c operating temperature C10 to +70 c parameter symbol conditions min max unit threshold current (bol) i th 5 35 ma forward voltage v f if = i op @ t op 2.2 v operating current i op 50 100 ma threshold power p th if C i th v m = i op 80 m w fiber output power (peak) p pk v m = 0 v if = i op 1dbm peak wavelength (wavelength can be specified to the itu wavelength channels.) l0 v m = 0 v t laser chip = t op if = i op 1530 1563 nm side-mode suppression ratio smsr v m = 0 v if = i op, t op 30 db dispersion penalty ber = 10 C10 dp 10 gbits/s* v low = C1.5 to C3.0 v, v high = 0 v to C1 v if = l op @ t op 2.0db * over 720 ps/nm (40 km version), 1440 ps/nm (80 km version).
advance data sheet e2560/E2580-type 10 gbits/s eml modules january 1999 4 lucent technologies inc. * over 720 ps/nm (40 km version), 1440 ps/nm (80 km version). ?t case = 70 c, t laser chip = 15 c to 35 c (e2560), 20 c to 35 c (E2580). modulator/driver extinction ratio er rf v in = 0.5 vp-p to 1.0 vp-p 10 gbits/s (E2580) v m = 0 v to C2.5 v 10 gbits/s (e2560) 11 db rf return loss (e2560) (0 ghz to 6 ghz) s 11 v m = C1 v if = i op 10 db rf return loss (e2560) (6 ghz to 8 ghz) s 11 v m = C1 v if = i op 7db rf return loss (e2560) (8 ghz to 10 ghz) s 11 v m = C1 v if = i op 5db C3 db bandwidth (e2560) bw v m = C1 v if = i op 11 ghz rf return loss (e2560) (0 ghz to 10 ghz) s 11 v in = 0.5 vp-p to 1.0 vp-p 10 gbits/s 10 db input voltage (E2580) (peak to peak) (ac coupled input) v in 0.51.0v rise/fall time (20%80%) tr/tf 40 ps monitor diode monitor current i bd v bd = 5 v i f = i op 40 1100 m a dark current i d v bd = 5 v 0.1 m a capacitance c v bd = 5 v f = 1 mhz 25pf thermistor resistance r therm t = 25 c 9.5 10.5 k w thermistor current i tc 10100 m a thermistor b constant b 3700 4100 thermoelectric cooler tec current i tec ? 1.1 a tec voltage v tec ? 2.6 v tec power p tec ? 2.9w tec capacity d t ? 55 c optical isolation optical isolation ? 30 db package wavelength vs. case temp. d l / dt t case = C10 c to 70 c 0.5pm/ c parameter symbol conditions min max unit target specifications (continued) table 4. optical and electrical specifications (chip operating temp. = 15 c to 35 c, except where noted.)(continued)
lucent technologies inc. 5 advance data sheet january 1999 e2560/E2580-type 10 gbits/s eml modules outline diagram 1-1006(f).r1 0.291 (7.38) 0.215 (5.47) 0.291 (7.384) 0.100 (2.54) 0.020 (0.508) 0.350 (8.89) 0.500 (12.7) 0.551 (13.99) 0.50 (12.7) lead 7 lead 1 trademark code laser serial number and date code label in area shown bend limiter 0.498 (12.64) 1.025 (26.04) ? 0.106 (2.7) 0.190 (4.822) e2560: 0.078 (1.98) 0.050 (1.27) 0.020 (0.51) 0.350 (8.89) 0.500 (12.7) 0.551 (13.99) 50 (12.7) lead 13 lead 1 trademark code laser serial number and date code label in area shown bend limiter 0.498 (12.64) 1.025 (26.04) ? 0.106 (2.7) 0.190 (4.82) E2580: 12 places connector type as specified 1.180 (29.97) 2.032 (51.61) 0.820 (20.83) tbd 0.56 (1.42) 0.365 (9.27) 0.180 (4.56) 0.030 (0.75) 0.228 (5.78) 0.98 (2.5) 0.260 (6.6) 0.200 (5.08) 0.078 (1.98) 0.010 0.002 (0.25 0.064) min 3 places 4 places places 0.215 (5.45)
a d v ance data sheet e2560/E2580- t ype 10 gbits/s eml modules ja n uary 1999 f o r a d d i ti o n a l i n fo r m a t i o n , c o n ta c t y o u r m i c r o e l e c t r o n i c s g r o u p a cc o u n t m a n a ge r o r t h e f o l l o wi n g: i n terne t : http://ww w . lucent.com/mic r o , o r f o r o p t o e l e c t r o n i cs i n f o r m at i o n , http://ww w . l ucent.com/mic r o/opto e-m a il: do c m a ste r @mi c r o .lu c ent. c om n. a m erica: microelectronics grou p , lucent t echnologies i nc., 555 union boul e v ard, room 30l-15 p -ba, allent o wn , p a 18103 1 - 80 0 - 37 2 - 2 4 4 7 , f a x 6 10 -7 1 2 - 4 1 06 ( i n c an a d a: 1 - 8 0 0 - 5 5 3 - 2 44 8 , f a x 6 1 0 - 71 2 - 4 1 06) asia p a cif i c : microelectronics grou p , lucent t echnologies singapore pt e . l t d. , 77 s cience p a r k d r i v e , #03-18 cintech iii , singa p o r e 1 1 82 5 6 t el. ( 65 ) 7 7 8 8 8 33 , f a x ( 6 5 ) 7 7 7 74 9 5 c h i n a: m i c r o e l e c t r o n i cs g r o u p , l u c e n t t e c h n o l og i e s ( c h i n a ) c o . , lt d ., a - f 2 , 2 3 / f , z a o f o n g u n i v e rs e b u i l d i n g , 1 8 0 0 zh o n g s ha n x i ro a d, s h a n g ha i 2 00 2 3 3 p . r. c h i na t el . ( 86 ) 2 1 64 4 0 0 4 6 8 , ext . 316 , f a x ( 86 ) 21 64 4 0 0 6 5 2 j a p a n: m i c r o e l e c t r o n i cs g r o u p , l u c e n t t e c h n o l og i e s j ap a n l td . , 7 - 1 8 , h i ga s h i - g o ta n d a 2 -c h o m e , s h i n a g a w a - k u , t o k y o 14 1 , j a p a n t el. ( 81 ) 3 5 4 2 1 1 6 0 0 , f a x ( 8 1 ) 3 5 4 2 1 17 0 0 e u r o p e : d at a r e qu e s t s : m ic r o e l e c t r o n ic s g r ou p d a t a li n e : t e l. ( 4 4 ) 1 18 9 3 2 4 29 9 , f a x ( 4 4 ) 1 1 8 9 3 2 8 148 t e c h n i cal i n q u i r i e s : op t oe l e c t r o n i c s m ar k eting: ( 4 4 ) 1 3 4 4 8 6 5 9 0 0 ( a sc o t u k) l u cent t echn o logies i n c. re s e r v es t h e r i g ht t o ma k e chan g es to t he p r oduct ( s) o r in f o r m ation c o ntain e d he r ein with o ut no t i c e . n o liability i s assum e d as a res u l t of t h eir us e or applicatio n . no rights u nde r a n y pa t ent acc o mpa n y the s a l e of a n y such p r oduct ( s) o r in f o r m a tion. st is a registered trademark of lucent technologies inc. co p yright ? 199 9 luce n t t ec h nologie s inc. all rights res e r v ed j a n ua r y 1999 ds99-078 l wp printed on recycled paper laser safety in f ormation cl a ss ii i b l a s e r prod u ct this p r o duct co m plies with 21 cfr 1 040 . 10 a n d 104 0 .1 1 . single-m o de co n nector w a v e l e n g t h = 1. 5 m m maxi m um p o wer = 10 mw b e c a use of size c o nstrai n t s , laser sa f ety l a beling is not a ffi x e d to t h e m o dule b u t att a c h ed to t he o u tside of the s h ip- ping ca r to n . pro d uct is n ot shipp e d with p o wer s u ppl y . caution : use o f control s , a djustme n t s , a nd p r o c e dures o ther t h an t hose sp e cifi e d h e r e in m a y result in h a z a r d ous l a s e r ra d i a ti o n e x p o s u re.
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