communications modules & subsystems key features ? multisource specification compatible sonet oc-1, oc-3, oc-12, and oc-48 rates are supported operation at 1310 or 1550 nm uncooled, field proven, isolated distributed feedback (dfb) laser -40 to 85 c operation the jdsu 54tm series optical transmitter module is designed for use in telecommunication systems and high speed data communications applications. the transmitter is optimized for sonet oc-1, oc-3, oc-12, and oc-48. it is compatible with the multisource agreement (msa) specification, which defines a uniform package, pin function, and common optical and electrical characteristics. the 54tm transmitter meets all gr-253-core requirements and itu-t g.957 and g.958 recommendations. the 54tm features a unique design that uses fewer parts and completely eliminates the thermoelectric cooler, resulting in cost savings and lower power consumption. applications ? high speed, long haul fiberoptic links for voice, data, and digital video metropolitan area networks wide area networks compliance telcordia gr-253-core itu-t g.957 and itu-t g.958 50 mb/s to 2.5 gb/s optical transmitter module 54tm series north america : 800 498-jdsu (5378) website : www.jdsu.com worldwide : +800 5378-jdsu
2 50 mb/s to 2.5 gb/s optical transmitter module mechanical outline and physical requirements (specifications in inches [mm] unless otherwise noted.) r1.18" min [r30 min] 39.003.9 [990.6.99] 2.307 [58.6] 1.000 [25.4] 1.402 [35.6] 0.362 [9.2] 0.012 [0.3] 0.500 [12.7] 0.100 typ [2.54] 0.201 [ 5.1] 54tm-wxyz 2.5 gb/s transmitter made in usa 0.018 typ [0.46]
3 50 mb/s to 2.5 gb/s optical transmitter module optical specifications 1 parameter 54tm-2xyz (1310 nm) 54tm-3xyz (1550 nm) symbol minimum typical maximum minimum typical maximum itu-t / sonet l-16.1/lr-1 l-16.2/lr-2 optical budget 2 10 db - 24 db 10 db - 24 db center wavelength c 1280 nm 1310 nm 1335 nm 1500 nm 1530 nm 1580 nm optical output power 3 po -1.5 dbm 0 dbm 2 dbm -1.5 dbm 0 dbm 2 dbm shutdown optical power psd - -50 dbm -40 dbm - -50 dbm -40 dbm spectral width 4 ? - 0.3 nm 1 nm - 0.3 nm 1 nm optical eye diagram 5, 6 o ed according to itu g.957 and gr-253-core smsr 30 db - - 30 db - - extinction ratio 7 er 8.2 db 10 db - 8.2 db 9.5 db - path penalty (dispersion) 8,9 - 0.2 db 1 db - 1.3 db 2 db dispersion - - 250 ps/nm - - 1600 ps/nm jitter generation 10 peak-to-peak j txpp - - 37 mui - - 37 mui rms j txrms - - 5 mui - - 5 mui 1. all minimum and maximum parameters are specified end-of-life w ithin the overall, relevant operating temperature range. the typical values are referenced to 25 c (nominal power supply) beginning of life. the operating conditions are: vcc = 4.75 to 5.25 v dc vee = 0 v dc line bit rate: 2.48832 gb/s 20 ppm line code: sonet sts-48 frame with scrambler, with prbs23 payload line extinction ratio 8.2 db ber 1x10 -10 (the transmitter shall support link performance down to a 10 -14 ber) 2. the v-16.2 version is adapted to standard 10 to 13 dbm edfa optical bandwidth. 3. measured at the connector interface and at end of life. 4. the maximum full width of the central wavelength peak, measured 20 db down from the maximum amplitude under modulation conditio n prbs 2 23 -1. 5. measured at end of life, over entire operating temperature, power supply range, and measured into a 25 db minimum optical return loss. 6. a 5% margin is required in order to guarantee performance at the system level. 7. measured at the connector interface under modulation condition prbs 2 23 -1 8. this note applies only to the 1310 nm version. path penalty shall include total path dispersion and maximum r point reflectanc e, (40 km assumed). measured at center wavelength = 1310 nm. using 1310 source on non-dispersion shifted fiber at 250 ps/nm, (assuming a dfb laser). using 1310 source on dispersion shifted fiber at -300 ps/nm, assuming a dfb laser. 9. this note applies only to the 1550 nm version. path penalty shall include total path dispersion and maximum r point reflectanc e, (80 km assumed). the penalty when operating on dispersion-shifted fiber is sp ecified as only 1.0 db. measured at center wavelength = 1550 nm. using 1550 source on non-dispersion shifted fiber at 1600 ps/nm (assuming a dfb laser). 10.measured into a 25 db minimum optical return loss. maximum optical tx jitter allowed by bellcore and ansi is .01 ui rms (4 ps rms) and 0.1 ui p-p (40 ps p-p). a portion of this jitter requirement has been allocated to the opto transmitter module as noted. the maximum rms jitter contribution from the optic tx module shall be less than this value. this should be tested with an sts-48 source with less than 2.8 ps rms jitter to ensure that overall ansi/bellcore tx jitter generation req uirements are met (with a small additional system margin factored in). jitter addition is expected to be rms: jout = [j(sts-48 source)^2 + j(optic tx module)^2]^0.5. the maximum peak-to-peak jitter contribution from the optic tx module shall be less than this value. this should be tested with an sts-48 source with less than 20 ps p-p jitter to ensure that overall ansi/bellcore tx jitter generation requirements are met (with a small additional system margin fa ctored in). jitter addition is expected to be primarily a pattern dependent non-linear algebraic addition, with the highest pp jitter levels measured in the sts-48 section ov erhead region. care must be taken to note the jitter signs (polarity) and shape (jitter vs. sts-48 frame position) of the sts-48 source, and the additive jitter due to the optic tx module and any other required test equipment to ensure that this requirement is met. this may req uire a point-by-point subtraction of the peak jitter vs. time positi on within an sts line.
4 50 mb/s to 2.5 gb/s optical transmitter module electrical specifications parameters symbol minimum typical maximum supply voltage 1 4.75 v dc 5 v dc 5.25 v dc power consumption - 0.8 w 2 w input sensitivity data and clock voltage 2, 3 sv 0.3 v p-p 0.8 v p-p 1 v p-p back facet voltage 4 - - 1.75 v monitor bias voltage slope 4 - 20 mv/ma - laser degrade alarm (lda) activated (pin 8) lda 0 v dc - 0.5 v dc deactivated 5 2.4 v dc - 5.0 v dc lda - activation delay t oren - - 200 ms lda - deactivation delay t ordis - - 400 ms shut down command - enable laser (pin 4) 5 v e 0 v dc - 0.8 v dc shut down command - disable laser (pin 4) 5 v d 2.0 v dc - 5.0 v dc response time to disable laser t dis - - 500 ms response time to enable laser t en - - 500 ms electrical return loss clock (1 mhz to 2.2 ghz) irl(c) 9 db - - (2.2 ghz to 2.8 ghz) 13 db - - data (1 mhz to 1.5 ghz) irl(d) 13 db - - (1.5 mhz to 2.5 ghz) 9 db - - clock and data differential skew ? tin - - 40 ps clock and data differential voltage (ac coupled into 50 ? ) 0.3 v p-p - 1.0 v p-p clock and data rise time (20% - 80%) tr - - 150 ps clock and data fall time (80% - 20%) tf - - 150 ps data format (scrambled nrz) clock duty cycle dd 40% 50% 60% consecutive identical bits cid - - 72 bits logic level 5 ttl compatible 1. supply voltage = vcc-vee; with vcc at 5 v, vee must be at 0 v; with vee at -5.2 v, vcc must be at 0 v. 2. internally ac coupled with 50 ? internal termination. 3. this sensitivity is achieved by applying at minimum either a 0.3 v p-p signal on one input while the other input is tied to ground or by applying two complementary 0.15 v p-p signals on both inputs. 4. this voltage is measured taking vee as a reference. 5. with vcc at 5 v and vee at 0 v.
north america : 800 498-jdsu (5378) website : www.jdsu.com worldwide : +800 5378-jdsu telcordia is a registered trademark of telcordia technologies incorporated. all statements, technical information and recommendations related to the products herein are based upon information believed to be reliable or accurate. however, the accuracy or completeness thereof is not guaranteed, and no responsibility is assumed for any inaccuracies. the user assumes all risks and liability whatsoever in connection with the use of a product or its application. jdsu reserves the right to change at any time without notice the design, specificatio ns, function, fit or form of its products described herein, i ncluding withdrawal at any time of a product offered for sale herein. jdsu makes no representations that the products herein are free from any intellectual property claims of others . please contact jdsu for more information. jdsu and the jdsu logo are trademarks of jds uniphase corporation. other trademarks ar e the property of their respective holders. ?2006 jds uniphase corporation. all rights reserved. 10134444 rev. 002 02/06 54tm.ds.cms.ae ordering information for more information on this or other products and their availability, please contact your local jdsu account manager or jdsu directly at 1-800-498-jdsu (5378) in north america and +800-5378-jdsu worldwide or via e-mail at customer.service@jdsu.com. 50 mb/s to 2.5 gb/s optical transmitter module sample: 54tm-3g20 code adapter 0 no adap te r code class 1-5 t o 75 c 2 -40 t o 85 c 3 -20 t o 85 c code connector type c s t/ s pc dfc/ s pc g s c/ s pc llc/ s pc mmu/ s pc code laser 2 l-16.1/lr-1, oc-48 o n ly 3 l-16.2/lr-2, oc-48 o n ly 4 l-16.1/lr-1, mul t ira te v e r s io n whi c h op e ra tes a t oc-1, oc-3, oc-12, a n d oc-48 ra tes 5 l-16.2/lr-2, mul t ira te v e r s io n whi c h op e ra tes a t oc-1, oc-3, oc-12, a n d oc-48 ra tes 54tm-
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