source photonics proprietary and confidenti al, do not copy or distribute page 1 of 9 features ? up to 155mbps data-rate ? 1310nm fp laser and pin photodetector for 2km multimode transmission ? standard serial id information compatible with sfp msa ? sfp msa package with duplex lc connector ? with spring latch for easily removing ? +3.3v single power supply ? operating case temperature standard : -5 to +70 industrial : -40 to +85 applications ? sdh stm-1, i-1.1 ? sonet oc-3 sr1 ? fast ethernet ? other optical links standard ? compatible with sfp msa ? compatible with fcc 47 cfr part 15, class b ? compatible with fda 21 cfr 1040.10 and 1040.11, class i ? compliant with rohs description sourcephotonics 125~155mbps spring-latch sfp transceiver is high perfor mance, cost effective module that supports data-rate of up to 155mbps and transmission distance up to 2km. the transceiver consists of two sections: the transmitter section incorporates fp laser, and the receiver section consists of pin photodiode integrated with a trans-impedance preamplifier (tia). all modules satisfy class i laser safety requirements. the optical output can be disabled by a ttl logic high-level input of tx disable. tx fault is provided to indicate degradation of the laser. loss of signal (los) output is provided to indicate the loss of an input optical signal of receiver. the standard serial id information compatible with sfp msa describes the transceiver?s capabilities, standard interfaces, manufacturer and other information. the host equipment can access this information via the two-wire serial cmos eeprom protocol. for further information, please refer to sfp multi-source ag reement (msa). june 05, 2008 members of flexon tm family (for 2km multimode transmission) 125~155mbps sfp transceiver with spring latch
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 2 of 9 regulatory compliance the transceivers have been tested according to amer ican and european product safety and electromagnetic compatibility regulations (see table 1). for further inform ation regarding regulatory certification, please refer to sourcephotonics regulatory specification and safety guidelines, or contact with sourcephotonics, inc. america sales office listed at the end of the documentation. table 1- regulatory compliance feature standard performance electrostatic discharge (esd) to the electrical pins mil-std-883e method 3015.7 class 2(>2000 v) electrostatic discharge (esd) to the duplex lc receptacle iec 61000-4-2 gr-1089-core compatible with standards electromagnetic interference (emi) fcc part 15 class b en55022 class b (cispr 22b) vcci class b compatible with standards immunity iec 61000-4-3 compatible with standards laser eye safety fda 21cfr 1040.10 and 1040.11 en60950, en (iec) 60825-1,2 compatible with class 1 laser product. component recognition ul and csa compatible with standards rohs 2002/95/ec 4.1&4.2 2005/747/ec compliant with standards note note: in light of item 5 in annex of 2002/95/ec, ?pb in t he glass of cathode ray tubes, electronic components and fluorescent tubes.? and item 13 in annex of 2005/747/ec, ?lead and cadmium in optical and filter glass.?, the two exemptions are being concerned for sourcephot onics?s transceivers, because sourcephotonics?s transceivers use glass, which may contain pb, for com ponents such as lenses, windows, isolators, and other electronic components. absolute maximum ratings stress in excess of the maximum absolute ratings can cause permanent damage to the module . table 2 - absolute maximum ratings parameter symbol min. max. unit storage temperature t s -40 +85 c supply voltage v cc -0.5 3.6 v operating relative humidity - 5 95 % recommended operating conditions table 3- recommended operating conditions
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 3 of 9 parameter symbol min. typical max. unit standard -5 +70 operating case temperature industrial t c -40 +85 c power supply voltage v cc 3.13 3.47 v power supply current i cc 300 ma data rate 125/155 mbps optical and electrical characteristics all parameters are specified at overall operating ca se temperature and power supply range, unless otherwise stated. sp-fe-fx-cnff SP-FE-FX-INFF (1310nm fp and pin, 2km multimode transmission) table 4 - optical and electrical characteristics parameter symbol min. typical max. unit notes transmitter centre wavelength c 1270 1310 1380 nm average output power p 0ut -20 -14 dbm 1 p 0ut @tx disable asserted p 0ut -45 dbm 1 spectral width (rms) 7.7 nm extinction ratio ex 10 db rise/fall time (20% 80%) t r /t f 3 ns 2 output optical eye compliant with eye mask bellcore tr-nwt-000253 for 100base-lx 3 data input swing differential v in 500 2400 mv 4 input differential impedance z in 80 100 120 ? disable 2.0 vcc v tx disable enable vee vee+0.8 v fault 2.0 vcc v tx fault normal vee vee+0.5 v receiver centre wavelength c 1260 1310 1570 nm receiver sensitivity -30 dbm 5 receiver overload -10 dbm 5 return loss 12 db los de-assert -31 dbm los assert -45 dbm los hysteresis 0.5 4.5 db total jitter t j 0.43 ui
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 4 of 9 data output swing differential v out 370 2000 mv 6 high 2.0 vcc+0.3 v los low vee vee+0.5 v notes: 1. the optical power is launched into mmf 62.5/125um. 2. unfiltered, measured with 4b/5b code for 125mbps. 3. measured with 4b/5b code for 125mbps. 4. internally ac coupled, connected with 100 ohm differential load. 5. measured with a prbs 2 23 -1 test pattern @155mbps, extinction ratio ex=10db, ber 1 10 -10 . 6. internally ac coupled. eeprom information the sfp msa defines a 256-byte memory map in ee prom describing the transceiver?s capabilities, standard interfaces, manufacturer, and other information, wh ich is accessible over a 2 wire serial interface at the 8-bit address 1010000x (a0h). the memory contents refer to table 5. table 5 - eeprom serial id memory contents (a0h) addr. field size (bytes) name of field hex description 0 1 identifier 03 sfp 1 1 ext. identifier 04 mod4 2 1 connector 07 lc 3?10 8 transceiver 00 00 00 20 00 00 00 00 100base-fx 11 1 encoding 02 4b/5b 12 1 br, nominal 01 100base-fx 13 1 reserved 00 14 1 length (9um)-km 00 15 1 length (9um) 00 16 1 length (50um) c8 2km 17 1 length (62.5um) c8 2km 18 1 length (copper) 00 19 1 reserved 00 20?35 16 vendor name 53 4f 55 52 43 45 50 48 4f 54 4f 4e 49 43 53 20 ?sourcephotonics?(asc ) 36 1 reserved 00 37?39 3 vendor oui 00 00 00 40?55 16 vendor pn 53 50 46 45 46 58 xx 4e 46 46 20 20 20 20 20 20 ?spfefxcnff spfefxinff ? (asc ) 56?59 4 vendor rev 31 30 20 20 asc ( ?31 30 20 20? means 1.0 revision) 60-61 2 wavelength 05 1e 1310nm 62 1 reserved 00 63 1 cc base xx check sum of bytes 0 - 62
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 5 of 9 64?65 2 options 00 1a los, tx_fault and tx_disable 66 1 br, max 00 67 1 br, min 00 68?83 16 vendor sn xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx asc . 84?91 8 vendor date codexx xx xx xx xx xx 20 20 year (2 bytes), month (2 bytes), day (2 bytes) 92 1 diagnostic type 00 93 1 enhanced option 00 94 1 sff-8472 00 95 1 cc ext xx check sum of bytes 64 - 94 96?255 160 vendor specific note: the ?xx? byte should be filled in according to prac tical case. for more information, please refer to the related document of sff-8472 rev 9.5. recommended host board power supply circuit figure 1 shows the recommended ho st board power supply circuit. figure 1, recommended host board power supply circuit recommended interface circuit figure 2 shows the recommended interface circuit.
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 6 of 9 figure 2, recommended interface circuit pin definitions figure 3 below shows the pin numbering of sfp electrical interface. the pin functions are described in table 6 with some accompanying notes. pin 10 pin 1 pin 11 pin 20 bottom view of board of board top view figure 3, pin view table 6 - pin function definitions pin no. name function plug seq. notes 1 veet transmitter ground 1 2 tx fault transmitter fault indication 3 note 1
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 7 of 9 3 tx disable transmitter disable 3 note 2 4 mod-def2 module definition 2 3 note 3 5 mod-def1 module definition 1 3 note 3 6 mod-def0 module definition 0 3 note 3 7 rate select not connected 3 8 los loss of signal 3 note 4 9 veer receiver ground 1 10 veer receiver ground 1 11 veer receiver ground 1 12 rd- inv. received data out 3 note 5 13 rd+ received data out 3 note 5 14 veer receiver ground 1 15 vccr receiver power 2 16 vcct transmitter power 2 17 veet transmitter ground 1 18 td+ transmit data in 3 note 6 19 td- inv. transmit data in 3 note 6 20 veet transmitter ground 1 notes : 1. tx fault is an open collector output, which should be pulled up with a 4.7k~10k ? resistor on the host board to a voltage between 2.0v and vcc+0.3v. logic 0 indicates normal operation; logic 1 indicates a laser fault of some kind. in the low state, the output will be pulled to less than 0.8v. 2. tx disable is an input that is used to shut down the transmitter optical output. it is pulled up within the module with a 4.7k~10k ? resistor. its states are: low (0~0.8v): transmitter on (>0.8v, <2.0v): undefined high (2.0~3.465v): transmitter disabled open: transmitter disabled 3. mod-def 0,1,2 are the module definition pi ns. they should be pulled up with a 4.7k~10k ? resistor on the host board. the pull-up voltage shall be vcct or vccr. mod-def 0 is grounded by the module to indicate that the module is present mod-def 1 is the clock line of two wires serial interface for serial id mod-def 2 is the data line of two wires serial interface for serial id 4. los is an open collector output, which should be pulled up with a 4.7k~10k ? resistor on the host board to a voltage between 2.0v and vcc+0.3v. logic 0 indicates normal operation; logic 1 indicates loss of signal. in the low state, the output will be pulled to less than 0.8v. 5. these are the differential receiver output. they are internally ac-coupled 100 ? differential lines which should be terminated with 100 ? (differential) at the user serdes. 6. these are the differential transmitter inputs . they are ac-coupled, differential lines with 100 ? differential termination inside the module.
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 8 of 9 mechanical design diagram the mechanical design diagram is shown in figure 4. figure 4, mechanical design diagram of the sfp with spring-latch ordering information p f e x n f f from factor sp : regular sfp interface/ reach fx:2km temperature diagnostic rohs f : rohs - compliant , lead free solder design indicator f : version f x f n : no diagnostic s c: commercial temp.(-5 to +70degreec) i: industrial temp(-40 to +85degreec) data rate fe:125/155mbps part no. product description sp-fe-fx-cnff 1310nm, 125/155mbps, 2km multimode transmission, sfp with spring latch, -5c~+70c, rohs compliance SP-FE-FX-INFF 1310nm, 125/155mbps, 2km multimode transmission, sfp with spring latch, -40c~+85c, rohs compliance related documents for further information, please refer to the following documents:
125~155mbps spring latch sfp transceiver 2 km multimode transmission june 05, 2008 source photonics proprietary and confidenti al, do not copy or distribute page 9 of 9 sourcephotonics sfp application notes sfp multi-source agreement (msa) sff-8472 rev 9.5 obtaining document you can visit our website: http://www.sourcephotonics.com or contact sourcephotonics, inc. america sales office listed at the end of the documentation to get the latest documents. revision history revision initiate review approve subject release date 00 solaris zhu simon jiang walker.wei initial datasheet june 05, 2008 ? copyright source photonics inc. 2008 all rights reserved. all information contained in this document is subject to change without notice. the products described in this document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons. the information contained in this document does not affect or change source photonics product specifications or warranties. nothing in this documen t shall operate as an express or implied license or indemnity under the intellectual property rights of source photonics or third parties. all information contained in this document was obtained in specific environm ents, and is presented as an illustration. the results obtained in other operating environment may vary. the information contained in th is document is provided on an ?as is? basis. in no event will source photonics be liable for damages arising directly from any use of the information contained in this document. contact u.s.a. headquarter: 20550 nordhoff street chatsworth, ca91311 u. s. a. tel: 818.773.9044 fax: 818.773.0261 m-s@sourcephotonics.com.cn
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