r08ds0002ej0100 rev.1.00 p age 1 of 9 jul 26, 2010 preliminary nx8349ts,NX8349YK,nx8349xk data sheet laser diod e 1 310 nm algainas mqw - dfb laser diode for 10 gb/s application description the nx8349ts, NX8349YK, nx8349xk are 1 310 nm multiple quantum well s (mqw) structured distributed feed - back (dfb) laser diode tosa (transmitter optical subassembly) with ingaas mon itor pin - pd in a receptacle type package designed for sfp+/xfp transceiver. features ? internal optical isolator ? optical output power p f = ? 3 dbm ? low threshold current i th = 8 ma typ. @ t c = 25 ? c ? wide operating temperature range t c = ? 5 to +95 ? c ? ingaas mon itor pin - pd applications ? 10 g base - lw/l r ? 10 g fibre channel r08ds0002ej0100 rev.1.00 jul 26, 2010
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 2 of 9 jul 26, 2010 package dimensions (unit: mm)
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 3 of 9 jul 26, 2010
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 4 of 9 jul 26, 2010
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 5 of 9 jul 26, 2010 ordering information part number receptacle type note nx8349ts lc, electrically isolated , type 1 differential input with short length flexible pcb , NX8349YK lc, electrically isolated , type 2 without matching resistor nx8349xk lc, electrically isolated , type 2 differential input with out flexible pcb , without matching resistor
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 6 of 9 jul 26, 2010 absolute maximum ratings parameter symbol ratings unit storage temperat ure t stg ? 40 to +95 ? c operating case temperature t c ? 5 to +95 ? c forward current of ld i fld 120 ma reverse voltage of ld v rld 2 v forward current of pd i fpd 10 ma reverse voltage of pd v rpd 15 v soldering temperature (flexible printed circuit) t sld 350 (10 sec.) ? c optical output power p f 5 mw
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 7 of 9 jul 26, 2010 electro - optical characteristics (t c = ? ? parameter symbol conditions min. typ max. unit mean optical output power p f ? 3 dbm peak emission wavelength ? p cw, p f = ? 3 dbm 1 2 9 0 1 3 30 nm spectral width ? ? cw, p f = ? 3 dbm, 20 db down 1 nm side mode suppression ratio smsr cw, p f = ? 3 dbm ? 35 db threshold current i th cw, t c = 25 ? c 8 15 ma cw 2 30 differential efficiency ? d cw, p f = ? 3 dbm, t c = 25 ? c 0.0 20 0.033 0.040 w/a cw, p f = ? 3 dbm 0.012 0.060 temperature dependence of differential efficiency ? ? d ? ? d = 10 log ? 3.5 1.5 db operation voltage v op cw, p f = ? 3 dbm 0.5 2.2 v monitor current i m cw, p f = ? 3 dbm 70 700 ? a monitor dark current i d v r = 3.3 v, t c = 25 ? c 10 na v r = 3.3 v 500 rise time t r 20 - 80% *1 50 ps fall time t f 20 - 80% *1 50 ps monitor pd terminal capacitance c t v r = 3.3 v, f = 1 mhz 6 20 pf relative intensity noise rin *1 ? 128 db/hz tracking error *2 ? ? 1.0 1.0 db notes: * 1. 9.95/10.3/10.5 gb/s, prbs 2 31 ? 1, nrz, duty cycle = 50% * 2. tracking error: ? ????????? ? ? d ? d (@ 25 ? c)
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 8 of 9 jul 26, 2010 reference document name document no. opto - electronics devices pamphlet *1 px10160e notes: * 1. published by the former nec electronics corporation.
nx8349ts,NX8349YK,nx8349xk chapter title r08ds0002ej0100 rev.1.00 p age 9 of 9 jul 26, 2010 safety information on this product warning laser beam a laser beam is emitted from this d iode during operation. the l aser beam, visible or invisible, d irectly or indirectly, may cause i njury to the eye or loss of eyesight. ? do not look directly into the laser beam. ? avoid exposure to the laser beam, any reflected or collimated beam. ca ution gaas products this product uses gallium arsenide (gaas). gaas vapor and powder are hazardous to human health if inhaled or ingested, so please observe the following points. ? follow related laws and ordinances when disposing of the product. if there are no applicable laws and/or ordinances, dispose of the product as recommended below. 1. commission a disposal company able to (with a license to) collect, transport and dispose of materials that contain arsenic and other such industrial waste materials. 2. exclude the product from general industrial waste and household garbage, and ensure that the product is controlled (as industrial waste subject to special control) up until final disposal. ? do not burn, destroy, cut, crush, or chemically dissolve the p roduct. ? do not lick the product or in any way allow it to enter the mouth. caution optical fiber a glass - fiber is attached on the product. handle with care. ? when the fiber is broken or damaged, handle carefully to avoid i njur y from the damaged part or fragments.
all trademarks and registered trademarks are the property of their respective owners. c - 1 revision history nx8349ts,NX8349YK,nx8349xk data s heet rev. date description page summary 1.00 ju l 2 6 , 2010 ? first e dition issued
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