f i n i s a r ? finisar corporation december 2004 rev e page 1 product specification cwdm extended temperature gbic transceiver ftr - 1621t - xx product features all metro data protocols from 622mb/s to 2.7 gb/s extended link budget with apd receiver technology standard gbic footprint cooled cwdm dfb laser transmitt er class 1 laser eye safety very low jitter metal enclosure for lower emi extended voltage range low power dissipation extended operating temperature range: - 40c to 85 c applications metro access rings and point - to - point networking for sonet, gigabit ethernet and fibre channel finisar?s ftr - 1621t - xx cwdm extended temperature gbic transceivers comply with gbic specification revision 5.5 1* . they are compatible with gigabit ethernet as specified in ieee 802.3 2* , single and double rate fibre channel fc - ph, ph2, ph3 3* and sonet specifications for oc - 12/oc - 48 4** . along with an extraordinary operation range of ? 40 o c to 85 o c, the fiber link budget has been enhanced with an avalanche photo diode (apd) receiver. additional real time diagnostic functions ar e available via the 2 - wire serial bus specified for module definition ?4? gbics. for details, see finisar application note an - 2030, ?digital diagnostic monitoring interface for optical transceivers? 5 . even with all of these innovative features, the trans ceiver is still compliant with the mechanical and electrical interfaces defined in the gbic interoperability standard.
ftr - 1621t - xx wdm gbic product specification ? december 2004 f i n i s a r ? finisar corporation december 2004 rev e page 2 product selection ftr - 1621t - xx wavelength xx color code dot wavelength xx color code dot 1470 nm 47 gray 1550 nm 55 yellow 1490 n m 49 violet 1570 nm 57 orange 1510 nm 51 blue 1590 nm 59 red 1530 nm 53 green 1610 nm 61 brown i. pin out table 1. gbic to host connector pin assignment ?sequence? indicates the order in which pins make contact when the device is hot plugged. also see ?table 3: signal definitions? in the gbic specification revision 5.5. 1 pin name pin # sequence rx_los 1 2 gnd 2 2 gnd 3 2 mod_def(0) 4 2 mod_def(1) 5 2 mod_def(2) 6 2 tx_disab le 7 2 gnd 8 2 gnd 9 2 tx_fault 10 2 gnd 11 1 - rx_dat 12 1 +rx_dat 13 1 gnd 14 1 v cc 15 2 v cc 16 2 gnd 17 1 +tx_dat 18 1 - tx_dat 19 1 gnd 20 1
ftr - 1621t - xx wdm gbic product specification ? december 2004 f i n i s a r ? finisar corporation december 2004 rev e page 3 ii. electrical power interface iii. low speed signals rx_los, tx_disable, and tx_fault are ttl signals as described in table 3. mod_def(1) ( scl) and mod_def(2) (sda) are open drain cmos signals (see section viii, ?serial communication protocol?). both mod_def(1) and mod_def(2) must be pulled up to host_vcc. note ? mod_def(0) is grounded inside the gbic to indicate the correct mode of operatio n. for more detailed information, see sections 5.3.1 ? 5.3.8 in the gbic specification rev. 5.5 1 . parameter symbol min typ max units notes/conditions supply current i s 280 450 ma maximum volt age v max 6 v surge current i surge 30 ma above dc current level for < 300 ms input voltage v cc 4.75 5.00 5.25 v referenced to gnd power supply rejection psr 100 mv see note 1. peak to peak table 2. electrical power interface note 1: receiver sens itivity is compliant with power supply sinusoidal of 20 hz to 1.5mhz up to specified value applied through the recommended power supply filtering network parameter symbol min max units notes/conditions gbic output low v ol 0 0.5 v 4.7k to 10k pull - up to host_vcc, measured at host side of connector gbic output high v oh host_vcc - 0.5 host_vcc + 0.3 v 4.7k to 10k pull - up to host_vcc, measured at host side of connector gbic input low v il 0 0.8 v 4.7k to 10k pull - up to vcc, measured at gbic side of connecto r gbic input high v ih 2 vcc + 0.3 v 4.7k to 10k pull - up to vcc, measured at gbic side of connector table 3. low speed signals ? electronic characteristics
ftr - 1621t - xx wdm gbic product specification ? december 2004 f i n i s a r ? finisar corporation december 2004 rev e page 4 iv. high speed electrical interface all high - speed pecl signals are ac coupled internally. parameter symbol min typ max units notes/conditions rx_los assert level -- - 40 - 3 6 dbm measur ed on finisar eval card rx_los deassert level -- - 3 4 - 30 dbm measured on finisar eval card rx_los hysterisis -- 2.0 db measured on finisar eval card rx_los assert delay t_loss_on 400 m sec from detection of loss of signal to assertion of rx_los rx_ los negate delay t_loss_off 150 m sec from detection of presence of signal to negation of rx_los tx_disable assert time t_off 1 5 00 m sec rising edge to tx_disable to fall of output signal below 10% of nominal tx_disable negate time t_on 60 00 m sec fall ing edge of tx_disable to rise of output signal above 90% of nominal tx_disable reset time t_reset 10 m sec tx_disable high before tx_disable set low table 4. low speed signal parameters parameter symbol min typ max units notes/conditions data input v oltage v in 650 2000 mv pecl differential peak - peak data output voltage v out 370 2000 mv pecl differential peak - peak duty cycle -- 50 % pecl rise/fall t r ,t f 150 psec 20% - 80% differential bit error rate ber 10 - 12 prbs 2 23 - 1 test data patt ern tx input impedance z in 75 ohm singled ended impedance rx output impedance z out 75 ohm singled ended impedance table 5. high speed electrical interface
ftr - 1621t - xx wdm gbic product specification ? december 2004 f i n i s a r ? finisar corporation december 2004 rev e page 5 v. optical parameters note 1: the transmitter center wavelength ?x? is as specified by the customer. the current available wavelengths are: 1470, 1490, 1510, 1530, 1550, 1570, 1590, and 1610 nm. please see the ?product selection? section on page 2. note 2: parameters are specified over temperature and at en d of life unless otherwise noted. note 3: all parameters are m easured on a finisar gbic evaluation card unless otherwise noted. note 4: dispersion penalty measured in loop back. data rate and pattern used same as specified for optical input power. measured at ber= 10 - 10 . fiber used is smf - 28. exact dispersion (ps/nm) will vary depending on wavelength of device under test. parameter symbol min typ max units notes/conditions transmitter characteristics transmitte r center wavelength l c (x - 4) (x+1) (x+6) nm over temperature - 40 to 85 c case temperature. see note 1 below side mode suppression ratio (smsr) smsr 30 db transmitter optical output power p out - 3 +2 dbm average power coupled into single mode fiber transmitter extinction ratio omi 8.2 db oc - 48 conditions transmitter eye opening -- 10 % oc - 48 eye mask margin transmitter reflectance r tx - 20 db transmitter jitter 75 mui parameter per gr - 253 3 section 5.6 for oc - 48 receiver characteristics optical input wavelength l in 1450 1620 nm receiver optical input power (ber < 10 - 9 w/ prbs 2 23 - 1) p in - 28.0 - 7 dbm 2.5gb/s w/ prbs 2 23 - 1, measured receiver optical input power (ber < 10 - 12 w/ prbs 2 23 - 1) p in - 26.0 - 7 dbm 2.5gb/s w/ prbs 2 23 - 1, calculated receiver reflec tance r tx - 27 db dispersion penalty at 80km 2.5 db see note 4 table 6. optical parameters
ftr - 1621t - xx wdm gbic product specification ? december 2004 f i n i s a r ? finisar corporation december 2004 rev e page 6 vi. general specifications vii. environmental specifications viii. serial communication protocol all finisar optical gbics are ?module definition ?4?? and support the 2 wire serial communication protocol outlined in the gbic specification 1 . these gbics use an atmel at24c01a 128 byte e 2 prom (with an address of 1010000x). for details on interfacing with the e 2 prom, see the atmel d ata sheet titled ?at24c01a/02/04/08/16 2 - wire serial cmos e 2 prom.? 6 all finisar optical gbics also incorporate a controller ic that monitors system parameters such as laser current, laser temperature, and, in the case of 13xx/14xx/15xx/16xx nm parts, tra nsmitted power. for a complete description of how to use finisar?s extended features, see finisar?s application note an - 2030 5 . parameter symbol min typ max units notes/conditions atmel i 2 c clock rate c atmel 0 100,000 hz bus can be driven bli nd. finisar controller i 2 c clock rate c 1 10 100,000 hz host must support clock stretching. microcontroller times out if c < 10hz. parameter symbol min typ max units notes/conditions data rate br 0.622 2.7 gb/sec fibre channel, ieee 802.3, sonet oc - 12/48 compatible table 7. general s pecifications parameter symbol min typ max units notes/conditions operating temp t op - 40 85 c case temperature storage temp t sto - 40 85 c eye safety -- cdrh and iec - 825 class 1 laser product note 1 note 1: complies with fda performance stand ards for laser products except for deviations pursuant to laser notice no. 50, dated july 26, 2001. table 8. environmental specifications table 9. i 2 c timing requirements
ftr - 1621t - xx wdm gbic product specification ? december 2004 f i n i s a r ? finisar corporation december 2004 rev e page 7 ix. mechanical specifications finisar wdm gbics conform to the mechanical specifications outlined in the gbic specification revision 5.5, section 6 1 . figure 1. wdm gbic outline drawing parameter symbol min typ max units notes/conditions gbic insertion f i 0 20 newtons ~4.5 lbs gbic extraction f e 0 15 newtons ~3.3 lbs gbic retention f r 130 n/a newtons straight out ~29.3 lbs table 10. insertion, extraction, and retention forces
ftr - 1621t - xx wdm gbic product specification ? december 2004 f i n i s a r ? finisar corporation december 2004 rev e page 8 x. references 1. ?gigabit interface converter (gbic) revision 5.5?. (*) sun microsystems computer company et. al., august 16, 1999. http://playground.sun.com/pub/oemod/ 2. ieee std 802.3. ieee standards department, 2000. 3. ?fibre channel physical and signaling interface (fc - ph, fc - ph2, fc - ph3)?. american national standard for information systems. 4. ?son et transport systems: common generic criteria?, telcordia technologies, gr - 253 - core, issue 3, sept 2000 5. ?application note an - 2030: digital diagnostic monitoring interface for optical transceivers ?, finisar corporation, april 2002. 6. ?a t24c01a/02/04/08/16 2 - wire serial cmos e 2 prom?. atmel corporation. www.atmel.com (*) neither gbic, fc - ph, nor ieee802.3 specifies a 14xx/15xx/16xx nm single mode interface. the ftr - 1621t - xx complies with these spe cifications except for the following optical parameters: laser wavelength, receiver sensitivity, and transmit output power. see table 6 for details. (**) the ftr - 1621t - xx optical interface is not fully sonet/sdh compliant. please see table 6. xi. for more information finisar corporation 1308 moffett park drive sunnyvale, ca 94089 - 1133 tel. (408) 548 - 1000 fax (408) 541 - 6138 sales@finisar.com www.finisar.com
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