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1 zarlink semiconductor inc. zarlink, zl and the zarlink semiconductor logo are trademarks of zarlink semiconductor inc. copyright 2003-4, zarlink semiconductor inc. all rights reserved. features ? 12 parallel channels, total 32.6 gbps capacity ? data rate up to 2.72 gbps per channel ? 850 nm vcsel array ? data i/o is cml compatible with dc blocking capacitors ? link reach 300 m with 50/125 m 500 mhz . km fiber at 2.5 gbps ? channel ber better than 10 -12 ? industry standard mpo/mtp ? ribbon fiber connector interface ? pluggable megarray ? ball grid array connector ? optionally available with emi shield and external heat sink ? laser class 1m iec 60825-1:2001 compliant ? power supply 3.3 v ? compatible with industry msa applications ? high-speed interconnects within and between switches, routers and transport equipment ? proprietary backplanes ? low cost sonet/sdh vsr (very short reach) oc-192/stm64 connections ? infiniband ? connections ? interconnects rack-to-rack, shelf-to-shelf, board- to-board, board-to-optical backplane description the zl60101 and zl60102 together make a very high speed transmitter/receiver pair for parallel fiber applications. the zl60101 transmitter module converts parallel electrical input signals via a laser driver and a vcsel array into parallel optical output signals at a wavelength of 850 nm. the zl60102 receiver module converts parallel optical input signals via a pin photodiode array and a transimpedance and limiting amplifier into electrical output signals. the modules are pluggable each fitted with an industry- standard megarray ? bga connector. this provides ease of assembly on the host board and enables provisioning of bandwidth on demand. june 2004 ordering information zl60101/mjd parallel fiber transmitter zl60102/mjd parallel fiber receiver heat sink and emi shield options are available upon request 0 c to +80 c zl60101/2 12 x 2.7 gbps parallel fiber optic link transmitter and receiver data sheet
zl60101/2 data sheet table of contents 2 zarlink semiconductor inc. features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 zl60101 transmitter specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 transmitter control and status signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 transmitter control and status ti ming diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 transmitter pinout assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 transmitter pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 zl60102 receiver specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 receiver control and status signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 receiver control and status timing diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 receiver pinout assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 receiver pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 regulatory compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 eye safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 electrostatic discharge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 electrostatic discharge immunity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 electromagnetic interference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 emission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 immunity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 handling instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 cleaning the optical interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 esd handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 link reach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 link model parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 electrical interface - appli cation examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
zl60101/2 data sheet 3 zarlink semiconductor inc. absolute maximum ratings not necessarily applied together. exceeding these valu es may cause permanent damage. functional operation under these conditions is not implied. recommended operating conditions these parameters apply both to the transmitter and the receiver. figure 1 - recommended power supply filter parameter symbol min. max. unit supply voltage v cc -0.3 4.0 v differential input voltage amplitude 1 1. differential input voltage amplitude is defined as ? v = ? din+ ? din- ?. ? v1.2v voltage on any pin v pin -0.3 v cc + 0.3 v relative humidity (non-condensing) m os 595% storage temperature t stg -40 100 c esd resistance v esd 1 kv parameter symbol min. max. unit power supply voltage v cc 3.135 3.465 v operating case temperature t case 080 c signaling rate (per channel) 1 1. data patterns are to have maximum run lengths and dc balance shifts no worse than that of a pseudo random bit sequence of length 2 23 -1 (prbs-23). information on lower bit rates is available on request. f d 1.0 2.72 gbps link distance 2 2. for maximum distance, see table 6. ld 2 m data i/o dc blocking capacitors 3 3. for ac-coupling, dc blocking capacitors external to the module with a minimum value of 100 nf is recommended. c blk 100 nf power supply noise 4 4. power supply noise is defined at the supply side of the recommended filter for all v cc supplies over the frequency range of 500 hz to 2720 mhz with the recommended power supply filter in place. v nps 200 mv p-p host vcc r1 100 ? c1 10 f c2 10 f l1 1 h r2 1.0 k ? c3 0.1 f c4 0.1 f l2 6.8 nh module vcc
zl60101/2 data sheet 4 zarlink semiconductor inc. zl60101 transmitter specifications all parameters below require operating conditions acco rding to ?recommended operating conditions? on page 3. parameter symbol min. max. unit optical parameters launch power (50/125 m mmf) 1 1. the output optical power is compliant with iec 60825-1 amendment 2, class 1m accessible emission limits. p out -7.5 -2 dbm extinguished output power p off -30 dbm extinction ratio 2 2. the extinction ratio is measured at 622 mbps. er 7 db optical modulation amplitude 3 3. informative. corresponds to p out = -7.5 dbm and er = 7 db. oma 0.24 mw center wavelength c 830 860 nm spectral width 4 4. spectral width is measured as defined in eia/tia-455-127 spectral characterization of multimode laser diodes . ? 0.85 nm rms relative intensity noise oma rin 12 oma -116 db/hz optical output rise time (20 - 80%) t ro 150 ps optical output fall time (20 - 80%) t fo 150 ps total jitter contributed (peak to peak) 5 5. total jitter equals tp 1 to tp2 as defined in ieee 802.3 clauses 38.2 an d 38.6 (gigabit ethernet). tj 120 ps deterministic jitter contributed (peak to peak) dj 50 ps channel to channel skew 6 6. channel skew is defined for the condition of equal amplitude, zero ps skew signals applied to the transmitter inputs. t sk 100 ps electrical parameters power dissipation p d 1.5 w supply current i cc 450 ma differential input voltage amplitude (peak to peak) 7 7. differential input voltage is defined as the peak to peak value of the differential voltage between din+ and din-. data inpu ts are cml compatible. ? v in 200 800 mv p-p differential input impedance 8 8. differential input impedance is measured between din+ and din-. z in 80 120 ? electrical input ri se time (20 - 80%) t re 160 ps electrical input fall time (20 - 80%) t fe 160 ps
zl60101/2 data sheet 5 zarlink semiconductor inc. classified in accordance with iec 60825-1/a2:2001, iec 60825-2 : 2000 class 1m laser product emited wavelength: 840 nm figure 2 - zl60101 transmitter block diagram front view - mtp key up ch 11 ch 10 ch 9 ch 8 ch 7 ch 6 ch 5 ch 4 ch 3 ch 2 ch 1 ch 0 host circuit board table 1 - transmitter optical channel assignment vcsel driver controller vcsel driver vcsel array fault tx_en tx_dis v cc v ee reset din0+ din0- din11+ din11- 0 1 2 3 4 5 6 7 8 9 10 11
zl60101/2 data sheet 6 zarlink semiconductor inc. figure 3 - differential cm l input equivalent circuit transmitter control and status signals the following table shows the timing relationships of the status and control signa ls of the pluggable optical transmitter. parameter symbol min. typ. max. unit control input voltage high 1 1. applies to cont rol signals reset , tx_dis and tx_en. v ih 2.1 v control input voltage low v il 0.62 v control pull-up resistor 2 2. applies to cont rol signals reset and tx_en. internal pull-up resistor. r pu 10 k ? control pull-down resistor 3 3. applies to control signal tx_dis. internal pull-down resistor. r pd1 10 k ? status output voltage low 4, 5 4. applies to status signal fault . internal pull-down to v ee . 5. with status output sink current max. 2 ma. v ol 0.4 v status pull-down resistor 4 r pd2 10 k ? fault assert time t fa 100 s fault lasers off t fd 100 s reset duration t tdd 10 s reset assert time t off 510 s reset de-assert time t on 100 ms tx_en assert time t ten 1ms tx_en de-assert time t td 510 s tx_dis assert time t td 510 s tx_dis de-assert time t ten 1ms 50? 50? 13k ? 11k ? v ee v cc din+ din-
zl60101/2 data sheet 7 zarlink semiconductor inc. transmitter control and status timing diagrams the following figures show the timing relationships of the status and control si gnals of the pluggable optical transmitter. figure 4 - transmitter power-up sequence figure 5 - transmitter fault signal timing diagram reset: floating or high transmitter not ready normal operation vcc t ten tx output [0:11] data [0:11] no fault fault fault t fa t fd tx output [0:11] data [0:11]
zl60101/2 data sheet 8 zarlink semiconductor inc. figure 6 - transmitter reset signal timing diagram figure 7 - transmitter enable and disable timing diagram tx_dis high tx_dis low tx_en high transmitter disabled normal operation tx_en low transmitter disabled transmitter disabled table 2 - truth table for transmitter operation (pre-condition: reset floating or high) transmitter not ready normal operation fault t on tx output [0:11] data [0:11] reset t tdd tx_en data [0:11] lasers off t td normal operation tx off tx_dis lasers off data [0:11] t td normal operation tx off data [0:11] tx_en t ten normal operation transmitter not ready
zl60101/2 data sheet 9 zarlink semiconductor inc. transmitter pinout assignments transmitter pin description kjhgfedcba 1 nic nic nic v ee v ee v ee v ee v ee v ee nic 2 nic nic nic v ee v ee din5+ v ee v ee din8+ v ee 3 nic v cc v cc v ee din4+ din5- v ee din7+ din8- v ee 4 nic v cc v cc din3+ din4- v ee din6+ din7- v ee nic 5 nic v cc v cc din3- v ee din2+ din6- v ee din9- v ee 6 nic v cc v cc v ee din1+ din2- v ee din10- din9+ v ee 7 nic nic nic din0+ din1- v ee din11- din10+ v ee nic 8 dnc reset fault din0- v ee v ee din11+ v ee v ee nic 9 dnc tx_en tx_dis v ee v ee v ee v ee v ee v ee nic 10 dnc dnc dnc dnc dnc dnc dnc dnc dnc dnc table 3 - transmitter host circuit board layout (top view, toward mpo/mtp ? connector end) (10x10 array, 1.27 mm pitch) signal name type description comments din[0:11] +/- data input transmitter data in, channel 0 to 11 internal differenti al termination at 100 ?. v cc transmitter power supply rail v ee transmitter signal common. all transmitter voltages are referenced to this potential unless otherwise stated. directly connect these pads to the pc board transmitter signal ground plane. tx_en control input transmitter enable. high: normal operation low: disable transmitter active high, internal pull-up. see table 2. tx_dis control input transmitter disable. high: disable transmitter low: normal operation active high, internal pull-down. see table 2. fault status output transmitter fault. high: normal operation low: laser fault detected on at least one channel when active, all channels are disabled. clear by reset signal. internal pull-up. reset control input transmitter reset. high: normal operation low:reset to clear fault signal internal pull-up. dnc do not connect to any potential, including ground. nic no internal connection.
zl60101/2 data sheet 10 zarlink semiconductor inc. zl60102 receiver specifications all parameters below require operating conditions ac cording to table 2 and a termination load of 100 ? differential at the electrical output. parameter symbol min. max. unit optical parameters input optical power 1 1. receive power for a channel is measured for a ber of 10 -12 and worst case extinction ratio. p in (min) is measured using a fast rise/fall time source with low rin and adjacent channel(s) operating with incident power of 6 db above p in (min). p in -16 -2 dbm center wavelength c 830 860 nm return loss 2 2. return loss is measured as defined in tia/eia-455-107a determination of component reflectance or link/system return loss us- ing a loss test set. rl 12 db total jitter contributed (peak to peak) 3 3. total jitter equals tp 3 to tp4 as defined in ieee 802.3 clauses 38.2 an d 38.6 (gigabit ethernet). tj 120 ps deterministic jitter contributed (peak to peak) dj 50 ps stressed receiver sensitivity 4 4. the stressed receiver sensitivity is measured using prbs 2 23 -1 pattern, 2.7 db inter-symbol interference, isi (min), 30 ps duty cycle dependent deterministic jitter, dcd dj (min), and 7 db extinction ratio, er (min) (er penalty = 1.76 db). all channels not under test are receiving signals with an average input power of 6 db above p in (min). p ss -11.3 dbm channel to channel skew 5 5. channel skew is defined for the condition of equal amplitude, zero ps skew signals applied to the receiver inputs. t sk 100 ps signal detect assert p sa -17 dbm signal detect de-assert p sd -27 dbm electrical parameters power dissipation p d 1.5 w supply current i cc 450 ma differential output voltage amplitude (peak to peak) 6 6. differential output voltage is defined as the peak to peak value of the differential voltage between dout+ and dout- and mea sured with a 100 ? differential load connected between dout+ and dout-. data outputs are cml compatible. ? v out 500 800 mv p-p output differential load impedance 7 7. see figure 14. z l 80 120 ? stressed receiver eye opening 8 8. the stressed receiver eye opening represents the eye at tp4 as defined in ieee 802.3 clauses 38.2 and 38.6 (gigabit ethernet ). the stressed receiver eye opening is measured using prbs 2 23 -1 pattern, 2.7 db isi min, 30 ps dcd dj min, 7 db er min and an average input power of -10. 8 dbm (0.5 db above minimum stressed receiver sensitivity as defined in i eee 802.3 clause 38.6). all c han- nels not under test are receiving signals with an average input power of 6 db above p in (min). p se 0.3 ui electrical output rise time (20 - 80 %) t re 150 ps electrical output fall time (20 - 80 %) t fe 150 ps
zl60101/2 data sheet 11 zarlink semiconductor inc. figure 8 - zl60102 receiver block diagram receiver control and status signals the following table shows the timing relationships of the st atus and control signals of the pluggable optical receiver. front view - mtp key up ch 11 ch 10 ch 9 ch 8 ch 7 ch 6 ch 5 ch 4 ch 3 ch 2 ch 1 ch 0 host circuit board table 4 - receiver optical channel assignment parameter symbol min. typ. max. unit control input voltage high 1 1. applies to control signals rx_en, sq_en. v ih 2.0 v control input voltage low 1 v il 0.9 v control input pull-up current 1 ? i in ? 10 100 a status output voltage low 2, 3 2. applies to status signal rx_sd. internal pull-up to v cc . 3. with status output sink current max 2 ma. v ol 0.4 v status output pull-up resistor 2 r pu 3.25 k ? receiver signal detect assert time t sd 50 200 s receiver signal detect de-assert time t los 50 200 s receiver enable assert time t rxen 33 ms receiver enable de-assert time t rxd 5 s pin array dout0+ dout0- v cc v ee trans- impedance and limiting amplifier sq_en rx_en rx_sd 0 1 2 3 4 5 6 7 8 9 10 11 dout11+ dout11-
zl60101/2 data sheet 12 zarlink semiconductor inc. receiver control and status timing diagrams the following figures show the timing relationships of the status and control si gnals of the pluggable optical receiver. figure 9 - receiver enable signal timing diagram figure 10 - receiver signal detect timing diagram normal operation rx off rx_en t rxd i cc signal no signal rx_sd t los
zl60101/2 data sheet 13 zarlink semiconductor inc. receiver pinout assignments receiver pin description kjhgfedcba 1 dnc nic nic v ee v ee v ee v ee v ee v ee nic 2 dnc nic nic v ee v ee dout5- v ee v ee dout8- v ee 3 nic v cc v cc v ee dout4- dout5+ v ee dout7- dout8+ v ee 4 nic v cc v cc dout3- dout4+ v ee dout6- dout7+ v ee nic 5 nic v cc v cc dout3+ v ee dout2- dout6+ v ee dout9+ v ee 6 nic v cc v cc v ee dout1- dout2+ v ee dout10+ dout9- v ee 7 nic nic rx_sd dout0- dout1+ v ee dout11+ dout10- v ee nic 8 dnc nic nic dout0+ v ee v ee dout11- v ee v ee nic 9 dnc rx_en nic v ee v ee v ee v ee v ee v ee nic 10 sq_en dnc dnc dnc dnc dnc dnc dnc dnc dnc table 5 - receiver pinout assignments (top view, toward mpo/mtp ? connector end) (10x10 array, 1.27 mm pitch) signal name type description comments dout[0:11] +/- data output receiver data out, channel 0 to 11. v cc receiver power supply rail. v ee receiver signal common. all receiver voltages are referenced to this potential unless otherwise stated. directly connect these pads to the pc board transmitter signal ground plane. rx_en control input receiver enable. high: normal operation low: disable receiver internal pull-up. rx_sd status output receiver signal detect. high: valid optical input on all channels low: loss of signal on at least one channel internal pull-up. sq_en control input squelch enable. high: squelch function enabled. data out is squelched on any channels that have loss of signal low: squelch function disabled internal pull-up. dnc do not connect to any potential, including ground. nic no internal connection.
zl60101/2 data sheet 14 zarlink semiconductor inc. thermal characteristics there are three options for heat sinks depending on the cooling needs. they are: 1. direct application without any attached external heat sink 2. use a generic heat sink specified by zarlink 3. use a customer designe d external heat sink in figure 11 and figure 12, the temperature rise and thermal resistance as a function of air velocity (free air velocity at the top of the module) is shown for option 1 and 2. the thermal resist ance is defined as the temperature difference between the case temperat ure and ambient flowing air divided by the total heat dissipation of the module. improved thermal properties can be achieved by using a la rger heat sink especially if more height is available (option 3). for this opt ion, a more detailed discussion with zarlin k is recommended regarding heat sink design attachment materials. figure 11 - temperature difference between ambient flowing air and case at a heat dissipation of 1.5 w figure 12 - thermal resistance, as a function of air velocity (the airflow is along the shortest side of the module) for any other orientation, t he thermal resistance is 75-100% of the values shown above. temperature rise at 1.5w (free stream air velocity) 0 4 8 12 16 20 01234 air velocity (m/s) temperature rise (k) option zl6010*/ml option zl6010*/mj therm al resistance to air (free stream air velocity) 0 5 10 15 01234 air velocity (m/s) thermal resistance (k/w) option zl6010*/ml option zl6010*/mj
zl60101/2 data sheet 15 zarlink semiconductor inc. regulatory compliance eye safety the maximum optical output power is specified to co mply with class 1m in accordance with iec 60825 ? 1:2001. in addition the transmitter complies with fda performance st andards for laser products except for deviations pursuant to laser notice no.50, dated july 26, 2001. no ma intenance or service of t he product may be performed. electrostatic discharge the module is classified as class 1 (> 1000 volts) according to mil ? std ? 883, test method 3015.7, with regards to the electrical pads. electrostatic discharge immunity the part withstand a 15 kv (air discharge) and 8 kv (contact discharge) either indirect or directly to receptacle; tested according to iec 61000 ? 4 ? 2, while in operation withou t addition of bit errors. electromagnetic interference emission the electromagnetic emission is test ed in front of the module (module fitt ed with emi shield), with the module mounted in a frontplate cutout. the part is tested with fcc part 15, 30 ? 1000 mhz and 1 ghz to 5 th harmonic of the highest fundamental frequency (6.75 ghz), and is specified to be class b with > 6 db margin. immunity the electromagnetic immunity is tested without a front panel or enclosure. the module specification is maintained with an applied field of 10 v/m for frequencies between 10 khz and 10 ghz, according to iec 61000 ? 4 ? 3 and gr ? 1089 ? core. handling instructions cleaning the optical interface a protective connector plug is supplied with each module . this plug should remain in place whenever a fiber cable is not inserted. this will keep the op tical port free from dust or other cont aminants, which may potentially degrade the optical signal. before re attaching the connector plug to the module, visually inspect the plug and remove any contamination. if the module?s optic al port becomes contaminated, it can be cleaned with high-pressure nitrogen (the use of fluids, or physical contact, is not advised due to potential for damage). before a fiber cable connector is attached to the module, it is recommended to clean the fiber cable connector using an optical connector cleaner, or according to the c able manufacturer's instructions. it is also recommended to clean the optical port of the m odule with high-pressure nitrogen. connectors for optimum performance, it is reco mmended that the number of insertions is limited to 50 for the electrical megarray connector and 200 for the optical mpo/mtp connector. esd handling when handling the modules, precautions for esd sensitiv e devices should be taken. these include use of esd protected work areas with wrist stra ps, controlled work-benches, floors etc.
zl60101/2 data sheet 16 zarlink semiconductor inc. link reach the following table lists the minimum reach distance of the 12 channel pluggable optical modules for different multi- mode fiber (mmf) types and bandwidths assuming worst case parameters. each case allows for a maximum of 2 db per channel connection loss for patch cables and other connectors. link model parameters the link reaches above have been calculated using the following link model paramete rs and gigabit ethernet link model version 2.3.5 (filename: 5pmd047.xls). fiber type [core / cladding m] modal bandwidth @ 850 nm [mhz*km] reach distance @ 1 gbps [m] reach distance @ 2.5 gbps [m] reach distance @ 2.72 gbps [m] 62.5/125 mmf 200 350 130 110 62.5/125 or 50/125 mmf 400 650 260 220 50/125 mmf 500 750 300 270 table 6 - link reach for different fiber types and data rates parameter symbol value unit mode partition noise k-factor k 0.3 modal noise mn 0.3 db dispersion slope parameter s o 0.11 ps/nm 2 *km wavelength of zero dispersion u o 1320 nm attenuation coefficient at 850 nm db 3.5 db/km conversion factor c1 480 ns.mhz q-factor [ber 10 -12 ] q 7.04 tp4 eye opening 0.3 ui dcd allocation at tp3 dcd dj 0.08 ui rms baseline wander s.d. blw 0.025 rin coefficient k rin 0.70 conversion factor c_rx 329 ns.mhz
zl60101/2 data sheet 17 zarlink semiconductor inc. electrical interface - application examples figure 13 - recommended differential cml input interface figure 14 - recommended differ ential cml output interface z out =100 ? differential recommended cml output z 0 =100 ? differential z in =100 ? differential transmitter cml input 100nf 100nf host pcb receiver cml output z 0 =100 ? differential z term =100 ? differential recommended cml input 100nf 100nf host pcb z l
? zarlink semiconductor 2002. all rights reserved. issue acn date apprd. previous package codes title drawing type package code 1 js004293r1a 12-jun-03 td/be js004293 package drawing - module layout mjd notes:- 1. all dimensions in mm. 2. tolerancing per asme y14.5m-1994.
? zarlink semiconductor 2002. all rights reserved. issue acn date apprd. previous package codes title drawing type package code 1 js004293r1a 12-jun-03 td/be js004293 package drawing, mjd host circuit boar d footprint layout notes:- 1. all dimensions in mm. 2. tolerancing per asme y14.5m-1994.
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