? finisar corporation C 7 - may - 16 rev. b 2 finisar page 1 product specification 100m parallel mmf 100g qsfp28 optical transceiver ftl c 9551 r epm product features ? hot - pluggable qsfp28 form factor ? supports 103 .1 gb/s aggregate bit rate ? power dissipation < 3.5 w ? rohs - 6 compliant ? commercial case temper ature range of 0 c to 7 0 c ? single 3.3v power supply ? maximum link length of 100m on om4 multimode fiber (mmf) ? 4x25 gb/s 850mm vcsel - based transmitter ? 4x25 g electrical interface ? single mpo12 receptacle ? i2c management interface applications ? 100gbase - s r4 100g ethernet finisars ftl c 9551 repm 10 0 g qsfp28 transceiver modules are designed for use in 100 gigabit ethernet links over multi mode fiber . they are compliant with the qsfp28 msa 1 and ieee 802.3b m 100gbase - s r4 2 and caui - 4 2 . digital diagnostics functions are available via the i2c interf ace, as specified by the qsfp28 msa 1 and finisar application note an - 2 141 3 . the transceiver is rohs - 6 compliant per directive 20 11/65/ e u 4 and finisar application note an - 2038 5 . product selection ftl c 9551 repm r : 100g ethernet maximum bit rate (103.1gb/ s) e: 4x 25 g parallel optics p : pull tab release m : mpo receptacle
FTLC9551REPM product specification C january 201 6 ? finisar corporation C 7 - may - 16 rev. b 2 finisar page 2 i. pin descriptions figure 1 C qsfp28 - compliant 38 - pin connector (per sff - 8679) pin symbol name/description notes 1 gnd ground 1 2 tx2n transmitter inverted data input 3 tx2p transmitter non - inverted data input 4 gnd ground 1 5 tx4n transmitter inverted data input 6 tx4p transmitter non - inverted data input 7 gnd ground 1 8 modsell module select 9 resetl module reset 10 vcc rx +3.3 v power supply receiver 11 scl 2 - wire serial interface clock 12 sda 2 - wire serial interface data 13 gnd ground 1 14 rx3p receiver non - inverted data output 15 rx3n receiver inverted data output 16 gnd ground 1 17 rx1p receiver non - inverted data output 18 rx1n receiver inverted data output 19 gnd ground 1 20 gnd ground 1 21 rx2n receiver inverted data output 22 rx2p receiver non - inverted data output 23 gnd ground 1 24 rx4n receiver inverted data output 25 rx4p receiver non - inverted data output 26 gnd ground 1 27 modprsl module present 28 intl interrupt 29 vcc tx +3.3 v power supply transmitter 30 vcc1 +3.3 v power supply
FTLC9551REPM product specification C january 201 6 ? finisar corporation C 7 - may - 16 rev. b 2 finisar page 3 31 lpmode low power mode 32 gnd ground 1 33 tx3p transmitter non - inverted data input 34 tx3n transmitter inverted data input 35 gnd ground 1 36 tx1p transmitter non - inverted data input 37 tx1n transmitter inverted data input 38 gnd ground 1 notes 1. circuit ground is internally isolated from chassis ground. ii. absolute maximum ratings module performance is not guaranteed beyond the operating range (see section vi). exceeding the limits below may damage the transceiver module permanently. parameter symbol min typ max unit ref. maximum supply voltage vcc - 0.5 4.0 v storage temperature t s - 40 85 ? c case operating temperature t op - 5 75 ? c 1 relative humidity rh 15 8 5 % 2 receiver damage threshold , per lane p rdmg 3.4 dbm notes : 1. 48 - hour excursions, maximum 2. non - condensing. i ii . electrical characteristics ( eol, t op = 0 to 7 0 ? cc = 3.135 to 3.465 volts) parameter symbol min typ max unit ref. supply voltage vcc 3. 135 3.4 65 v supply current icc 1.5 a module total power p 3.5 w 1 transmitter ? 25.78125 100ppm gb/s ? 900 mv ? - 0. 35 +3.3 v module stress input test per section 83e.3.4.1, ieee 802.3bm receiver ? 25.78125 100ppm gb/s ? 100 400 mvpp 2 300 600 400 600 800 600 1200 eye width 0.57 ui eye height, differential 228 mv vertical eye closure vec 5.5 db transition time (20% to 80%) t r , t f 12 ps
FTLC9551REPM product specification C january 201 6 ? finisar corporation C 7 - may - 16 rev. b 2 finisar page 4 notes : 1. maximum total power value is specified across the full operational temperature and voltage range when cdrs are locked or a lack of input signal results in squelch being activated . if incorrect frequencies cause the cdrs to continuously attempt to lock, ma ximum power dissipation may reach 4.5 w . 2. output voltage is settable in 4 discrete ranges via i2c. default range is range 2 (400 C 800 mv). i v. optical characteristics ( eol, t op = 0 to 7 0 ? cc = 3.135 to 3.465 volts ) parameter symbol min typ max unit ref. transmitter ? signaling speed per lane 25.78125 100ppm gb/s 1 center wavelength 840 850 860 nm rms spectral width sw 0.6 nm average launch power per lane txp x - 8.4 2.4 dbm transmit oma per lane txoma - 6.4 3 dbm launch power [oma] minus td ec per lane p - td ec - 7.3 dbm td ec per lane td ec 4.3 dbm optical extinction ratio er 2 db optical return loss tolerance orl 12 db encircled flux flx >86% at 19 um <30% at 4.5 um average launch power of off t ransmitter, per l ane - 30 dbm transmitter e ye mask definition {x1, x2, x3, y1, y2, y3} {0.3,0.38,0.45,0.35,0.41,0.5} 2 receiver ? signaling speed per lane 25.78125 100ppm gbd 3 center wavelength 840 860 nm damage threshold dt 3.4 dbm average receive power per lane rxp x - 10.3 2.4 dbm 4 receive power (oma) per lane rxoma 3 dbm receiver reflectance rfl - 12 db stressed receiver sensitivity (oma) per lane srs - 5.2 dbm stressed conditions: stressed eye closure sec 4.3 db stressed eye j2 jitter j2 0.39 ui stressed eye j4 jitter j4 0.53 ui oma of each aggressor lane 3 dbm stressed receiver eye mask definition {x1, x2, x3, y1, y2, y3} {0.28,0.5,0.5,0.33,0.33,0.4} 5 los de - assert los d - 1 3 dbm los assert los a - 30 dbm los hysteresis 0.5 2 db notes : 1. transmitter consists of 4 lasers operating at a maximum speed of 2 5.78 125 gb/s 100ppm each. 2. hit ratio 1.5 x 10 - 3 hits/sample. 3. receiver consists of 4 photodetectors operating at a maximum speed of 25.78 125 gb/s 100ppm each. 4. minimum value is informative only and not the principal indicator of signal strength . 5. hit ratio 5 x 10 - 5 hits/sample.
FTLC9551REPM product specification C january 201 6 ? finisar corporation C 7 - may - 16 rev. b 2 finisar page 5 v. general specifications parameter symbol min typ max units ref. bit rate (all wavelengths combined) br 103.1 gb/s 1 bit error ratio (pre - fec) ber 5x10 - 5 2 maximum supported distances fiber type om3 mmf lmax1 70 m 3 om4 mmf lmax2 100 m 3 notes : 1. supports 100gbase - sr4 per ieee 802.3 bm . 2. tested with a 2 31 C 1 prbs . 3. requires fec on the host to support maximum distance , per 100gbase - sr4 . vi. environmental specifications finisar ftlc 9551 qsfp28 transceivers have a commercial operating case temperature range of 0 c to +7 0 c . they can support temporary excursions to case temperatures of - 5c and +75c without permanent damage (see section ii). parameter symbol min typ max units ref. case operating temperature t op 0 7 0 c storage temperature t sto - 40 85 c v i i. regulatory compliance finisar ftlc 9551 qsfp28 transceivers are class 1 laser products. they are certified per the following standards: feature agency standard laser eye safety fda/cdrh cdrh 21 cfr 1040 and laser notice 50 laser eye safety tv en 60825 - 1:2007 en 60825 - 2:2004+a1+a2 electrical safety tv en 60950 electrical safety ul/csa class 3862.07 class 3862.87 copies of the referenced certificates will be available at finisar upon request. complies with fda performance standards for laser products except for deviations pursuant to laser notice no. 50, dated june 24, 2007.
FTLC9551REPM product specification C january 201 6 ? finisar corporation C 7 - may - 16 rev. b 2 finisar page 6 viii . digital diagnostics functions ftl c 9551 qsfp28 transceivers support the i2c - based d iagnostics interface specified by the qsfp28 msa 1 . see finisar application note an - 21 41 3 . ix. memory contents per the qsfp28 msa 1 . se e finisar application note an - 2141 3 . x i . mechanical specifications finisar ftl c 9551 qsfp28 transceivers are compatible w ith th e qsfp28 msa specification 1 . figure 2 . ftl c 9551 repm mechanical dimensions . figure 3 . standard product label
FTLC9551REPM product specification C january 201 6 ? finisar corporation C 7 - may - 16 rev. b 2 finisar page 7 x i i. references 1. sff - 8665: qsfp+ 28gb/s 4x pluggable transceiver solution (qsfp28), rev 1. 9 , june 29 , 201 5 (and associated sff documents) i. sff - 8661 ii. sff - 8679 iii. sff - 8636 iv. sff - 8662 v. sff - 8663 vi. sff - 8672 vii. sff - 8683 2. ieee 802.3 bm , pmd type 10 0gbase - s r4 and caui - 4. 3. application note an - 2141 , 100g qsfp28 sr4 nvr application note , finisar corporation . 4. directive 20 11/65/eu of the european parliament and of the council, on the restriction of the use of certain hazardous substances in electrical and electronic equipment , july 1, 2011. 5. application note an - 2038: finisar implementation of rohs compliant transceivers, finis ar corporation, january 21, 2005. for more information : finisar corporation 13 89 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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