nec's 1310 nm ingaasp mqw fp tosa for 2.5 gb/s intra-office application nx7315ua features ? optical output power: p f = 0.6 mw ? low threshold current i th = 8 ma typ @ t c = 25c ? wide operating temperature range: -40 to +85c ? ingaas monitor pin-pd ? small package ?3.8 mm (total length 12.0 mm max ? based on telcordia reliability gr-468-core nec's nx7315ua is a 1310 nm multiple quantum well (mqw) structured fabry-perot (fp) laser diode transmitter optical subassembly (tosa) with ingaas monitor pin-pd in a receptacle type package designed for lc type sff/sfp transceiver modules. these devices are ideal for synchronous digital hierarchy (sdh) systems, stm-16 intraof?ce i-16 itu-t recommendations, and sonet oc-48(sr). description california eastern laboratories preliminary data sheet part number nx7315ua symbols parameters and conditions units min typ max v op operating voltage, cw, p f = 0.6 mw v C 1.2 1.5 i th threshold current cw, t c = 25c ma 4 8 20 cw d differential ef?ciency cw, t c = 25c w/a 0.15 0.020 0.030 cw w/a 0.010 0.042 p f optical output power, cw mw C 0.6 C i mod modulation current 1 cw, p f = 0.6 mw, t c = 25c ma 20 25 40 cw, p f = 0.6 mw ma 14 C 60 c center wavelength, cw, p f = 0.6 mw, rms (-20 db) nm 1266 C 1360 spectral width, cw, p f = 0.6 mw, rms (-20 db) nm C C 4.0 t r rise time, i b = i th, 10 to 90% ns C C 0.2 tf fall time, i b = i th, 90 to 10% ns C C 0.2 i m monitor current, cw, p f = 0.3 mw, v r = 1.5 v a 200 C 1200 i d monitor dark current v r = 1.5 v, t c = 25 c na C C 50 v r = 1.5 v na C C 500 tracking error 2 , cw, im = const. (pf = 0.6mw) db -1.5 C 1.5 connector repeatability, master pigtail db -1.0 C 1.0 electro-optical characteristics (t c = -40 to +85c, unless otherwise speci?ed) tracking error : 0 i m i m t c = 25c t c = C40 to +85c p t (mw) p t 0.6 (ma) = 10 log [db] p t 0.6 2. note: 1. modulation current: lmod 25mapp at tc = 25c is recommended in order to satisfy 20 % eye mask margin for stm-16(1-16)/oc-48(sr)
nx7315ua absolute maximum ratings 1 (t c = 25c, unless otherwise speci?ed) symbols parameters units ratings p f optical output power mw 10 i f forward current of ld ma 150 v r reverse voltage of ld v 2.0 i f forward current of pd ma 10 v r reverse voltage of pd v 20 t c operating case temperature c -40 to +85 t stg storage temperature c -40 to +85 t sld lead soldering temperature (10 s) c 350 (3.5 sec) rh relative humidity (noncondensing) % 85 note: 1. operation in excess of any one of these parameters may result in permanent damage. typical performance curves (t c = 25c unless otherwise speci?ed) optical output power from fiber vs/ forward current forward current, i f (ma) optical output power from fiber, p f (mw) forward voltage vs. forward current forward current, i f (ma) forward voltage, v f (v) spectrum wavelength, (nm) relative intensity 1.0 0. 8 0. 6 0. 4 0. 2 0 20 40 60 80 100 +25 c +85 c t c = C40 c 2.5 1. 5 1. 0 0. 5 0 2. 0 20 40 60 80 10 0 t c = 25c 85c t c = C40 c t c = C40 c t c = 85 c 25c 1315 1290 1340 t c = 25 c remark: the graphs indicate nominal characteristics.
nx7315ua error rate characteristics recieve power (dbm) bit error rate 10 -3 10 -4 10 -5 10 -6 10 -7 10 -8 10 -10 10 -11 10 -12 10 -9 t c = -40c p avg = -7 dbm, ex = 10.3 db, 2.48832 gb/s, prbs 2 23 -1 -38 -3 6 - 34 -3 2 - 30 -28 -26 -24 back to back after 5 km 10 -3 10 -4 10 -5 10 -6 10 -7 10 -8 10 -10 10 -11 10 -12 10 -9 t c = -25 c p avg = -7 dbm, ex = 10.4 db, 2.48832 gb/s, prbs 2 23 -1 -38 -3 6 - 34 -3 2 - 30 -28 -26 -24 back to back after 5 km 10 -3 10 -4 10 -5 10 -6 10 -7 10 -8 10 -10 10 -11 10 -12 10 -9 t c = 85c p avg = -7 dbm, ex = 10.3 db, 2.48832 gb/s, prbs 2 23 -1 -38 -36 -34 -32 -30 -28 -26 -24 back to back after 5 km eye diagram back to back (100 ps/div.) relative intensity (20mv/div.) typical performance curves (t c = 25c unless otherwise speci?ed) error rate characteristics recieve power (dbm) bit error rate error rate characteristics recieve power (dbm) bit error rate eye diagram back to back (100 ps/div.) relative intensity (20mv/div.) eye diagram back to back (100 ps/div.) relative intensity (20mv/div.)
outline dimensions (units in mm) life support applications these nec products are not intended for use in life support devices, appliances, or systems where the malfunction of these prod ucts can reasonably be expected to result in personal injury. the customers of cel using or selling these products for use in such applications do so at their own risk and agree to fully indemnify cel for all damages resulting from such improper use or sale. 06/17/2003 nx7315ua optical reference plane 1 (case) pin connections bottom vie w 1 4 3 2 4 3 2 ld pd 4.0450.05 6.990.2 12.0 max. 0.550.05 1.10.05 ( 1. 1 ) ( 2.55 ) 1. 0 6.50.5 4.750.1 3. 4 2.92 4C 0.3 p.c.d 1.43 3. 8 ordering information part number package pin connection NX7315UA-AZ* ?3.8 mm tosa 1 4 3 2 ld pd *note: please refer to the last page of this data sheet, compliance with eu directives for pb-free rohs compliance infomation.
4590 patrick henry drive santa clara, ca 95054-1817 telephone: (408 ) 9 19-250 0 facsimile : ( 40 8 ) 988-0279 subject: compliance with eu directives cel certifies, to its knowledge, that semiconductor and laser products detailed below are compliant with the requirements of european union (eu) directive 2002/95/ec restriction on use of hazardous substance s i n electrical and electronic equipment (rohs) and the requirements of eu directive 2003/11/ec restriction on penta and octa bde. cel pb-free products have the same base part number with a suffix added. the suffix Ca indicates that the device is pb-free. the Caz suffix is used to designate devices containing pb which are exempted from the requirement of rohs directive (*). in all cases the devices have pb-free terminals. all devices with these suffixes meet the requirements of the rohs directive. this status is based on cels understanding of the eu directives and knowledge of the materials that go into its products as of the date of disclosure of this information . restricted substanc e per rohs concentration limit per rohs (values are not yet fixed) concentration contained in cel devices -a -a z lead (p b) < 1000 ppm not detected (*) mercury < 1000 ppm not detected cadmiu m < 100 ppm not detected hexavalent chromiu m < 1000 ppm not detected pbb < 1000 ppm not detected pbde < 1000 ppm not detected if you should have any additional questions regarding our devices and compliance to environmental standards, please do not hesitate to contact your local representative. important information and disclaimer: informatio n p rovided by ce l o n its website or in other communications concertin g the substan ce content of its products represents knowledge and belief as of the date that it is provided. cel bases its know ledge and belief on informatio n provided by thir d p arties and makes no representation or warrant y as to the accura cy of such information. efforts are underw ay to better integrate information from third parties. cel has taken and continues to take reasonable steps to provide representative and ac curate information but ma y not have conducted destructive testing or chemical analysis on incoming ma terials and chemicals. cel and ce l suppliers consider certain information to be propri etar y, and thus cas numbers and other limited information may not be availabl e for release . in no event shall cels liability arising out of such information exceed the total purchase price of the cel part(s) at issue s old by cel to customer on an annual basis. see cel terms and conditions for additional clarification of wa rranties and liabilit y.
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