f i n i s a r finisar corporation may 2010 rev.a page 1 product specification wdm sfp transceiver with apd receiver FWLF16197Dxx product features up to 1.25 gb/s data links hot - pluggable sfp footprint built - in digital diagnostic functions uncooled dfb laser transmitter in 8 cwdm wavelengths apd receiver very low jitter metal enclosure, for lower emi single 3.3v power supply operating temperature range: 0c to 7 0 c applications metro access rings and point - to - point networking for gigabit ethernet and fibre channel finisar?s fwlf 1619 7d xx cwdm small form factor pluggable (sfp) transceivers are designed for operation in metro access rings and point - to - point networks using gigabit ethernet and fibre channel networking equipment. they are available in eight different cwdm wavelengt hs. digital diagnostics functions are available via an i 2 c serial bus. in addition, they comply with the small form factor pluggable multi - sourcing agreement (msa) 1 . product selection FWLF16197Dxx xx : (see next page)
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 2 wavelength xx clasp color cod e wavelength xx clasp color code 1470 nm 47 gray 1550 nm 55 yellow 1490 nm 49 violet 1570 nm 57 orange 1510 nm 51 blue 1590 nm 59 red 1530 nm 53 green 1610 nm 61 brown i. pin descriptions pin symbol name/description ref. 1 v eet transmitter gro und (common with receiver ground) 1 2 t fault transmitter fault. not supported. 3 t dis transmitter disable. laser output disabled on high or open. 2 4 mod_def(2) module definition 2. data line for serial id. 3 5 mod_def(1) module definition 1. clock l ine for serial id. 3 6 mod_def(0) module definition 0. grounded within the module. 3 7 rate select no connection required 4 8 los loss of signal indication. logic 0 indicates normal operation. 5 9 v eer receiver ground (common with transmitter ground) 1 10 v eer receiver ground (common with transmitter ground) 1 11 v eer receiver ground (common with transmitter ground) 1 12 rd - receiver inverted data out. ac coupled 13 rd+ receiver non - inverted data out. ac coupled 14 v eer receiver ground (co mmon with transmitter ground) 1 15 v ccr receiver power supply 16 v cct transmitter power supply 17 v eet transmitter ground (common with receiver ground) 1 18 td+ transmitter non - inverted data in. 100 ohm termination between td+ and td - , ac coupled th ereafter. 19 td - transmitter inverted data in. see td+ 20 v eet transmitter ground (common with receiver ground) 1 notes : 1. circuit ground is internally isolated from chassis ground. 2. laser output disabled on t dis >2.0v or open, enabled on t dis <0.8v. 3. should be pulled up with 4.7k ? 10kohms on host board to a voltage between 2.0v and 5.5v. mod_def(0) pulls line low to indicate module is plugged in. 4. finisar 2x receiver achieves simultaneous 1x and 2x operation without active control. 5. los is open collecto r output. should be pulled up with 4.7k ? 10kohms on host board to a voltage between 2.0v and 5.5v. logic 0 indicates normal operation; logic 1 indicates loss of signal.
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 3 veet veet veer veer td- td+ rd+ rd- vcct vccr veet veer txfault mod-def(2) mod-def(1) mod-def(0) rate select los 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 towards asic towards bezel tx disable veer diagram of host board connector block pin numbers and names ii. absolute maximum ratings parameter symbol min typ max unit ref. maximum supply voltage vcc - 0.5 4.7 v storage temperature t s - 40 85 c case operating temperature t op 0 70 c iii. electrical characteristics (t op = 0 to 70 c, v cc = 3.15 to 3.60 volts) parameter symbol min typ max unit ref. supply voltage vcc 3.15 3.60 v supply current icc 200 300 ma transmitter input differential impedance r in 100 w 1 single ended data input swing vin,pp 2 50 1200 mv transmit disable voltage v d vcc ? 1.3 vcc v transmit enable voltage v en vee vee+ 0.8 v 2 transmit disable assert time 10 us receiver single ended data output swing vout,pp 250 80 0 mv 3 data output rise time t r 100 175 ps 4 data output fall time t f 100 175 ps 4 los fault v los fault vcc ? 0.5 vcc host v 5 los normal v los norm vee vee+0.5 v 5 power supply rejection psr 100 mvpp 6 notes : 1. connected directly to tx data in put pins. ac coupled thereafter. 2. or open circuit.
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 4 3. into 100 ohms differential termination. 4. 20 ? 80 % 5. loss of signal is lvttl. logic 0 indicates normal operation; logic 1 indicates no signal detected. 6. receiver sensitivity is compliant with power supply sinu soidal modulation of 20 hz to 1.5 mhz up to specified value applied through the recommended power supply filtering network. iv. optical characteristics (t op = 0 to 70 c, v cc = 3.15 to 3.60 volts) parameter symbol min typ max unit ref. transmitter output opt. pwr (end of life) p out +0 +5 dbm 1 optical wavelength l (x - 4) (x+1) (x+7) nm wavelength temperature dependance 0.08 0.125 nm/c spectral width ( - 20db) s 1 nm optical extinction ratio er 9 db sidemode supression ratio ssr min 30 db optical rise/fall time t r / t f 1 8 0 ps 2 rin rin - 120 d b/hz transmitter jitter (peak to peak) 100 ps receiver average rx sensitivity r sens2 - 29 dbm 3 maximum input power p max - 7 dbm optical center wavelength l c 1270 1620 nm los de - assert los d - 32 dbm los assert los a - 42 dbm los hysteresis 1.0 db receiver jitter generation (peak to peak) 160 ps 4 dispersion penalty at 100km 2.5 db 3,5 notes : 1. over case temperature of 0 to 70 c. the transmitter center wavelength ?x? is as specified by the customer. the current availa ble wavelengths are: 1470, 1490, 1510, 1530, 1550, 1570, 1590, and 1610 nm. please see the ?product selection? section on page 1. 2. unfiltered 3. worst - case extinction ratio. measured with a prbs 2 7 - 1 test pattern, @1.25gb/s, ber<10 - 12 , eol 4. jitter added by rec eiver (peak to peak). measured at ? 29dbm average rx sensitivity, prbs 2 7 - 1 test pattern. 5. measured using 9/12 5u m smf - 28 .
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 5 v. general specifications parameter symbol min typ max units ref. data rate br 0.622 1.25 gb/sec total system budget -- 29 30 db @1.25 gb/s, ber < 10 - 12 w/ prbs 2 7 - 1. vi. environmental specifications finisar cwdm sfp transceivers have an operating temperature range from 0c to +7 0 c case temperature. parameter symbol min typ max units ref. case operating temperature t op 0 7 0 c storage temperature t sto - 40 85 c vii. regulatory compliance finisar cwdm sfp transceivers are class 1 laser products. they are certified per the following standards: feature agency standard laser eye safety fda/cdrh c drh and iec - 825 class 1 laser product. see note 1 laser eye safety tv en 60950 en 60825 - 1 en 60825 - 2 electrical safety csa class 3862.07 class 3862.87 note 1: complies with fda performance standards for laser products except for deviations pursuant to laser notice no. 50, dated july 26, 2001.
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.d page 6 viii. digital diagnostic functions finisar fwlf 1619 7d xx sfp transceivers support the 2- wire serial communication protocol as defined in the draft sfp msa 1 . it is very closely related to the e 2 prom define d in the gbic standard, with the same electrical specifications. the standard sfp serial id provides access to identification information that describes the transceiver?s capabilities, standard interfaces, manufacturer, and other information. additionall y, finisar sfp transceivers provide a unique enhanced digital diagnostic monitoring interface, which allows real - time access to device operating parameters such as transceiver temperature, laser bias current, transmitted optical power, received optical pow er and transceiver supply voltage. it also defines a sophisticated system of alarm and warning flags, which alerts end - users when particular operating parameters are outside of a factory set normal range. the sfp msa defines a 256 - byte memory map in e 2 pr om that is accessible over a 2 - wire serial interface at the 8 bit address 1010000x (a0h). the digital diagnostic monitoring interface makes use of the 8 bit address 1010001x (a2h), so the originally defined serial id memory map remains unchanged. the inte rface is identical to, and is thus fully backward compatible with both the gbic specification and the sfp multi source agreement. the complete interface is described in finisar application note an - 2030: ?digital diagnostics monitoring interface for sfp opt ical transceivers?.
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 7 ix. mechanical specifications finisar?s multi - rate cwdm small form factor pluggable (sfp) transceivers are compatible with the dimensions defined by the sfp multi - sourcing agreement (msa). FWLF16197D xx (dimensions are in inches)
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 8 x. pcb layout and bezel recommendations
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 9
fwlf 1619 7d xx sfp product specification may 2010 f i n i s a r finisar corporation may 2010 rev.a page 10 xi. references 1. small form factor pluggable (sfp) transceiver multi - source agreement (msa), september 2000. documentation is currently available at finisar upon req uest. 2. ieee std 802.3. ieee standards department, 2000. (*) 3. ?fibre channel draft physical interface specification (fc - pi 10.0)?. american national standard for information systems. (*) (*) neither ieee 802.3 nor fc - pi 10.0 specifies a 16xx nm dfb single mode interface. the fwlf 1619 7d xx complies with these specifications except for the following optical parameters, which have different values: transmitter wavelength, receiver sensitivity, and transmit output power. see section iv for details. xii. for m ore information finisar corporation 1308 moffett park drive sunnyvale, ca 94089 - 1133 tel. 1 - 408 - 548 - 1000 fax 1 - 408 - 541 - 6138 sales@finisar.com www.finisar.com
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