fiber optics april 2000 dc/dc (3.3v) V23826-C18-C366 (*) single mode 155 mbd atm/sdh/sonet 1x9 transceiver extended temperature range (?40c to 85c) features compliant with atm, sonet oc-3, sdh stm-1 meets mezzanine standard height of 9.8 mm compact integrated transceiver unit with ? mqw laser diode transmitter ? ingaas pin photodiode receiver ? duplex sc receptacle class 1 fda and iec laser safety compliant fda accession no. 9520890-20 single power supply (3.3 v) signal detect indicator pecl differential inputs and outputs process plug included input signal monitor wave solderable and washable with process plug inserted industry standard multisource 1x9 footprint for distances of up to 15 km on single mode fiber absolute maximum ratings exceeding any one of these values may destroy the device immediately. package power dissipation (1) ............................................0.9 w supply voltage (v cc ?v ee ) 3.3 v.......................................... 5 v data input levels........................................................v cc +0.5 v differential data input voltage ............................................ 2.5 v operating ambient temperature ......................... ?40c to 85c storage ambient temperature ............................ ?40c to 85c soldering conditions temp/time (mil-std 883c, method 2003) ............................. 250c/5.5s note 1. f o r v cc ? v ee (min., max.). 50% duty cycle. the supply current does not include the load drive current of the receiver output. *) ordering information (8.6 max) .343 max 4.875 .19 2 (0.35 0.1) .014 .004 (3.8 max) .15 max 2 (2.8 max) .11 max ? 0.3 ? .012 m a a m (1.4 -0.05) .005 -.002 2x 4 product label 1 (9.79 max) .385 max 2 .08 (0.6 0.1) .024 .004 (3.3 0.2) .130 .008 (1 0.1) .04 .004 (0.63 0.2) .025 .008 ( ? 0.46 0.05) .018 .002 9x ? 0.3 ? .012 m a a ? 0.1 ? .004 m m pc board (25.25 0.05) .994 .002 a 2.54 .1 20.32 .8 8x 8x 12345 6 78 9 z (2.05 0.05) .079 .002 12.7 .5 (2.5 0.1) .098 .002 duplex sc receptacle 5 1 32 3 (11 max) .433 max (15.88 0.5) .625 .02 (38.6 0.15) 1. 5 2 .006 20.32 .8 m optical centerline (pc board thickness) view z (lead cross section and standoff size) 11 x m m ? 0.1 ? .004 9x (0.8 0.1) .032 .004 2.54 20.32 .1 . 8 8x 8x (2.54) .1 (2.54) .1 20.32 .8 (1.9 0.1) .075 .004 11 x 2x (footprint) dimensions in (mm) inches trx without shield V23826-C18-C366 input output signal detect voltage part number dc dc pecl 3.3 v V23826-C18-C366 shield options add suffix to pin metallized cover, forward springs -c3 metallized cover, backward springs -d3
fiber optics V23826-C18-C366, sm 155 mbd atm/sdh/sonet 1x9 trx, ext. temp. range 2 description the infineon single mode atm transceiver complies with the atm forum ? s network compatible atm for local network applications document and ansi ? s broadband isdn?cus- tomer installation interfaces, physical media dependent speci- fication , t1.646-1995, bellcore - sonet oc-3 / ir-1 and itu-t g. 957 stm-1 / s.1.1. atm was developed to facilitate solutions in multimedia appli- cations and real time transmission. the data rate is scalable, and the atm protocol is the basis of the broadband public net- works being standardized in the international telecommunica- tions union (itu), the former international telegraph and telephone consultative committee (ccitt). atm can also be used in local private applications. the infineon single mode atm transceiver is a single unit com- prised of a transmitter, a receiver, and an sc receptacle. this design frees the customer from many alignment and pc board layout concerns. the module is designed for low cost wan applications. it can be used as the network end device interface in workstations, servers, and storage devices, and in a broad range of network devices such as bridges, routers, and intelli- gent hubs, as well as wide area atm switches. this transceiver operates at 155.520 mbit/s from a single power supply (+3.3 volt). the differential data inputs and outputs are pecl compatible. functional description this transceiver is designed to transmit serial data via single mode cable. functional diagram the receiver component converts the optical serial data into pecl compatible electrical data (rd and rdnot). the signal detect (sd, active high) shows whether optical data is present (1) . the transmitter converts electrical pecl compatible serial data (td and tdnot) into optical serial data. this version contains an input signal monitor (ism), that switches the optical power off if a continuously low level is applied at data input. the transmitter contains a laser driver circuit that drives the modulation and bias current of the laser diode. the currents are controlled by a power control circuit to guarantee constant out- put power of the laser over temperature and aging. the power control uses the output of the monitor pin diode (mechanically built into the laser coupling unit) as a controlling signal, to prevent the laser power from exceeding the operating limits. single fault condition is ensured by means of an integrated automatic shutdown circuit that disables the laser when it detects transmitter failures. a reset is only possible by turning the power off, and then on again. the transceiver contains a supervisory circuit to control the power supply. this circuit generates an internal reset signal whenever the supply voltage drops below the reset threshold. it keeps the reset signal active for at least 15 milliseconds after the voltage has risen above the reset threshold. during this time the laser is inactive. note 1. we recommend to switch off the transmitter supply (v cc -tx) if no transmitter input data is applied. laser driver power control receiver o/e o/e laser e/o rx coupling unit td td rd rd sd laser coupling unit single mode fiber len monitor signal monitor and automatic shut-down ism
fiber optics V23826-C18-C366, sm 155 mbd atm/sdh/sonet 1x9 trx, ext. temp. range 3 technical data the electro-optical characteristics described in the following tables are only valid for use under the recommended operating conditions. recommended operating conditions note 1. f o r v cc ? v ee (min., max.) 50% duty cycle. the supply current does not include the load drive current of the receiver output. transmitter electro-optical characteristics notes 1. into single mode fiber, 9 m diameter. 2. laser power is shut down if power supply is below v th and switched on if power supply is above v th after t res . 3. transmitter meets ansi t1e1.2, sonet oc-3 and itu-t g.957 mask patterns. receiver electro-optical characteristics notes 1. minimum average optical power at which the ber is less than 1x10 -10 or lower. measured with a 2 23 -1 nrz prbs as recom- mended by ansi t1e1.2, sonet oc-3 and itu-t g.957. 2. an increase in optical power of data signal above the specified level will cause the signal detect to switch from a low state to a high state. 3. a decrease in optical power of data signal below the specified level will cause the signal detect to switch from a high state to a low state. 4. dc/dc, pecl for signal detect pecl compatible. load is 50 ? into v cc ? 2 v for data, 500 ? to v ee for signal detect. measured under dc conditions. for dynamic mea- surements a tolerance of 50 mv should be added. v cc =3.3 v. t amb =25 c. parameter symbol min. typ. max. units ambient temperature t amb -40 85 c power supply voltage 3.3 v v cc ? v ee 3.1 3.3 3.5 v supply current (1) 3.3 v i cc 175 250 ma transmitter data input high voltage dc/dc v ih ? v cc ? 1165 ? 880 mv data input low voltage dc/dc v il ? v cc ? 1810 ? 1475 input data rise/fall time 10% ? 90% t r , t f 0.4 1.3 ns receiver input center wavelength c 1260 1360 nm transmitter symbol min. typ. max. units launched power (average) (1) p o ? 15 ? 11 ? 8dbm center wavelength c 1260 1360 nm spectral width (rms) l 7.7 relative intensity noise rin ? 120 db/hz extinction ratio (dynamic) er 8.2 db reset threshold (2) 3.3 v v th 2.7 v reset time out (2) t res 15 22 35 ms eye diagram (3) ed receiver symbol min. typ. max. units sensitivity (average power) (1) p in ? 36 ? 31 dbm saturation (average power) p sat ? 8 signal detect assert level (2) p sda ? 37.5 ? 34 signal detect deassert level (3) p sdd ? 44 ? 40 signal detect hysteresis p sda ? p sdd 12.56db signal detect assert time t ass 100 s signal detect deassert time t das 350 output low voltage (4) v ol -v cc ? 1950 ? 1620 mv output high voltage (4) v oh -v cc ? 1025 ? 720 output data rise/fall time, 20% ? 80% t r , t f 375 ps output sd rise/fall time 40 ns
fiber optics V23826-C18-C366, sm 155 mbd atm/sdh/sonet 1x9 trx, ext. temp. range 4 pin description regulatory compliance eye safety this laser based single mode transceiver is a class 1 product. it complies with iec 60825-1 and fda 21 cfr 1040.10 and 1040.11. to meet laser safety requirements the transceiver shall be oper- ated within the absolute maximum ratings. caution all adjustments have been made at the factory prior to ship- ment of the devices. no maintenance or alteration to the device is required. tampering with or modifying the performance of the device will result in voided product warranty. note failure to adhere to the above restrictions could result in a modifica- tion that is considered an act of ? manufacturing, ? and will require, under law, recertification of the modified product with the u.s. food and drug administration (ref. 21 cfr 1040.10 (i)). laser data required labels laser emission application note atm transceivers and matching circuits are high frequency components and shall be terminated as recommended in the application notes for proper emi performance. electromagnetic emission may be caused by these components. to prevent emissions it is recommended that cutouts for the fiber connectors be designed as small as possible. it is recommended that the tx plug and the rx plug be separated with a bar that divides the duplex sc opening. pin name level/ logic pin# description rxv ee rx ground power supply 1 negative power supply, normally ground rd rx output data pecl output 2 receiver output data rdn 3 inverted receiver output data sd rx signal de- tect pecl 4 a high level on this output shows that optical data is applied to the optical input. rx- v cc rx 3.3 v power supply 5 positive power supply, 3.3 v txv cc tx 3.3 v 6 tdn tx input data pecl input 7 inverted transmit- ter input data td 8 transmitter input data txv ee tx ground power supply 9 negative power supply, normally ground stud pin mech. support s1/2 not connected feature standard comments electrostatic discharge (esd) to the electrical pins mil-std 883c method 3015.4 class 1 (>1000 v) immunity: electrostatic discharge (esd) to the duplex sc re- ceptacle en 61000-4-2 iec 61000-4-2 discharges of 15kv with an air discharge probe on the receptacle cause no damage. immunity: radio frequency electromagnetic field en 61000-4-3 iec 61000-4-3 with a field strength of 10 v/m rms, noise frequency ranges from 10 mhz to 1 ghz. no effect on transceiver per- formance between the specification limits. emission: electromagnetic interference emi fcc class b en 55022 class b cispr 22 noise frequency range: 30 mhz to 6 ghz; margins depend on pcb layout and chassis design wavelength 1300 nm total output power (as defined by iec: 50 mm aperture at 10 cm distance) less than 2 mw total output power (as defined by fda: 7 mm aperture at 20 cm distance) less than 180 w beam divergence 4 class 1 laser product iec complies with 21 cfr 1040.10 and 1040.11 fda indication of laser aperture and beam
fiber optics V23826-C18-C366, sm 155 mbd atm/sdh/sonet 1x9 trx, ext. temp. range 5 application note single mode 155 mbd atm 1x9 transceiver 3.3 v-transceivers can be directly connected to serdes-chips using standard pecl termination network. value of r1...r4 may vary as long as proper 50 ? termination to v ee or 100 ? differential is provided. the power supply filtering is required for good emi performance. use short tracks from the inductor l1/l2 to the module v cc rx/v cc tx. further applica- tion notes for electrical interfacing are available upon request. ask for appnote 82. we strongly recommend a v ee plane under the module for get- ting good emi performance. the transceiver contains an automatic shutdown circuit. reset is only possible if the power is turned off, and then on again. (v cc tx switched below v th ). application board available on request. c7 c6 laser driver signal detect limiting amplifier pre- amp rd - rd+ tx+ tx - serializer/ deserializer rd - ecl/pecl driver receiver pll etc. infineon transceiver V23826-C18-C366 dc/dc option 1 2 3 4 5 6 7 8 9 sd to upper level txv ee txd txd v cc tx v cc rx sd rxd rxd rxv ee v cc r8 l1 l2 c2 c1 r9 r5 r6 r3 r4 r1 r2 c3 c4 c5 v cc serdes 3.3 v v cc 3.3 v rd+ r10 r7 r11 c1/2/3 = 4.7 f c4/5/6/7 = 100 nf l1/2 = 1 h r10/11 = 127 ? (3.3 v) (depends on serdes chip used) r7/8 = 82 ? (3.3 v) (depends on serdes chip used) r5/6 = 150 ? (3.3 v) r9 = 270 ? (3.3 v) place r1/2/3/4 close to serdes chip, depends on serdes chip used, see application note of serdes supplier. place r7/8/10/11 close to infineon transceiver
fiber optics V23826-C18-C366, sm 155 mbd atm/sdh/sonet 1x9 trx, ext. temp. range 6 shield option shield with forward springs, -c3 dimensions in mm [inches]
published by infineon technologies ag ? infineon technologies ag 2000 all rights reserved attention please! the information herein is given to describe certain components and shall not be considered as warranted characteristics. terms of delivery and rights to technical change reserved. we hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. infineon technologies is an approved cecc manufacturer. information for further information on technology, delivery terms and conditions and prices please contact the infineon technologies offices or our infineon technologies representatives worldwide - see our webpage at www.infineon.com/fiberoptics warnings due to technical requirements components may contain dangerous substances. for information on the types in question please contact your infineon technologies offices. infineon technologies components may only be used in life-support devices or systems with the express written approval of infineon technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. if they fail, it is reasonable to assume that the health of the user or other persons may be endangered. infineon technologies ag fiber optics wernerwerkdamm 16 berlin d-13623, germany infineon technologies, inc. fiber optics 1730 north first street san jose, ca 95112, usa infineon technologies k.k. fiber optics takanawa park tower 20-14, higashi-gotanda, 3-chome, shinagawa-ku to ky o 14 1, j a p a n shield option shield with backward springs, -d3 dimensions in mm [inches]
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