an oplink company parameter symbol minimum maximum units storage temperature t st - 40 + 85 c operating case temperature 1 b option t op - 5 + 70 c e option - 5 + 85 a option - 40 + 85 supply voltage v cc 0 + 5.0 v input voltage v in 0 v cc v lead terminal finish, refow profle limits and msl - - na - 1 measured on top side of sfp module at the front center vent hole of the cage. absolute maximum ratings fast ethernet sfp multimode transceivers TRXNFEMM the TRXNFEMM series of fiber optic transceivers provide a quick and reli - able interface for 100base-fx fast ethernet multimode applications. the transceivers connect to standard 20-pad sfp connectors for hot plug capability. this allows the system designer to make configuration chang - es or maintenance by simply plugging in different types of transceivers without removing the power supply from the host system. the transceivers have bail-type latches, which offer an easy and conve - nient way to release the modules. the latch is compliant with the sfp msa. the transmitter design incorporates a highly reliable 1310nm led and a driver circuit. the receiver features a low noise transimpedance amplifier ic for high sensitivity and wide dynamic range. the transmitter and re - ceiver data interfaces are ac-coupled internally. lv-ttl transmitter dis - able control input and loss of signal output interfaces are also provided. the transceivers operate from a single +3.3v power supply over three operating case temperature ranges of -5c to +70c (b option), -5c to +85c (e option) or -40c to +85c (a option). the housing is made of plastic and metal for emi immunity. product description ? lead free design & fully rohs compliant ? compatible with sfp msa ? designed for fast ethernet 100base-fx applications ? 1310nm led transmitter ? hot-pluggable ? excellent emi & esd protection ? loss of signal output ? distances up to 2km ? tx disable input ? duplex lc optical interface ? single +3.3v power supply features reva-pn.2009.06.25
oplink communications, in c. transmitter performance characteristics (over operating case temperature, v cc = 3.13 to 3.47v) receiver performance characteristics (over operating case temperature, v cc = 3.13 to 3.47v) TRXNFEMM all parameters guaranteed only at typical data rate all parameters guaranteed only at typical data rate parameter symbol minimum typical maximum units operating data rate 1 b - 125 - mb/s optical output power 2 p o - 19.0 - 16.0 - 14.0 dbm center wavelength 3 c 1270 - 1380 nm spectral width (fwhm) 3 ? fwhm - 140 - nm optical rise/fall time (10% to 90%) 3 t r, t f 0.6 - 3.0 ns extinction ratio p hi /p lo 10 - - db optical output power of off transmitter p off - - - 45.0 dbm duty cycle distortion jitter (peak-to-peak) dcd - - 1.0 ns data dependent jitter (peak-to-peak) ddj - - 0.6 ns random jitter (peak-to-peak) 4 rj - - 0.76 ns transmitter output eye 5 typically compliant with oc-3/stm-1 eye mask (gr-253-core and g. 957) without flter, but not guaranteed and not tested for. 1 data rate ranges from 50mb/s to 266mb/s. however, some degradation may be incurred in overall performance. 2 measured average power coupled into 62.5/125m, 0.275 na graded-index multimode fiber. the minimum power specified is at beginning-of-life. 3 the center wavelength, spectral width and optical rise/fall time satisfy the trade-off curves in fddi pmd document as shown in figure 1. 4 defined as 12.6 times the rms value per fddi pmd. 5 compliance with the optical pulse envelope in fddi pmd is not specified and is not claimed. parameter symbol minimum typical maximum units operating data rate 1 b - 125 - mb/s minimum input optical power (2.5x10 -10 ber) 2 p min - 32.5 - 34.5 - dbm maximum input optical power (2.5x10 -10 ber) 2 p max - 14.0 0 - dbm los thresholds increasing light input p los+ p los- + 1.5db - - 32.5 dbm decreasing light input p los- - 45.0 - - los hysteresis - 1.5 - - db los timing delay increasing light input t_loss_of - - 100 s decreasing light input t_loss_on - - 350 contributed duty cycle distortion jitter (peak-to-peak) dcd - - 0.4 ns contributed data dependent jitter (peak-to-peak) ddj - - 1.0 ns contributed random jitter (peak-to-peak) 3 rj - - 2.14 ns wavelength of operation 1100 - 1600 nm 1 data rate ranges from 50mb/s to 266mb/s. however, some degradation may be incurred in overall performance. 2 specified in average optical input power and measured with 2 23 -1 prbs at 125mb/s and 1310nm wavelength with optical input rise/fall time of 2.5ns and optimum sampling. 3 defined as 12.6 times the rms value per fddi pmd. 2 reva-pn.2009.06.25 laser safety: all transceivers are class i laser products per fda/cdrh and iec-60825 standards. they must be oper - ated under specifed operating conditions. oplink communications, inc. date of manufacture: this product complies with 21 cfr 1040.10 and 1040.11 meets class i laser safety requirements
oplink communications, in c. electrical pad layout host board connector pad layout toward bezel toward asic 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 tx gnd td- (tx data in-) td+ (tx data in+) tx gnd vcctx vccrx rx gnd rd+ (rx data out+) rd- (rx data out-) rx gnd pin 2 internally grounded. 1 2 3 4 5 6 7 8 9 10 tx gnd tx fault tx disable mod_def(2) mod_def(1) mod_def(0) no connection los rx gnd rx gnd bottom of board (as viewed thru top of board) top of board trpnfemm reva-pn.2009.06.25 3 parameter symbol minimum typical maximum units input voltage swing (td+ & td-) 1 v pp-dif 0.50 - 2.4 v input high voltage (tx disable) 2 v ih 2.0 - v cc v input low voltage (tx disable) 2 v il 0 - 0.8 v 1 diferential peak-to-peak voltage. 2 there is an internal 4.7 to 10k pull-up resistor to vcct . parameter symbol minimum typical maximum units output voltage swing (rd+ & rd-) 1 v pp-dif 0.6 - 2.0 v output high voltage (los) 2 v oh 2.0 - v cc + 0.3 v output low voltage (los) 2 v ol 0 - 0.5 v 1 diferential peak-to-peak voltage across external 100 load. 2 open collector compatible, 4.7 to 10k pull-up resistor to vcc (host supply voltage). parameter symbol minimum typical maximum units supply voltage v cc 3.13 3.3 3.47 v supply current i cc - 222 245 ma mod_def(0) pin 6 mod_def(1) pin 5 mod_def(2) pin 4 interpretation by host ttl low scl sda serial module definition protocol transmitter electrical interface (over operating case temperature, v cc = 3.13 to 3.47v) receiver electrical interface (over operating case temperature, v cc = 3.13 to 3.47v) electrical power supply characteristics (over operating case temperature, v cc = 3.13 to 3.47v) module definition
oplink communications, in c. reva-pn.2009.06.25 18 19 3 tx data in+ 15 1h coil or ferrite bead (<0.2 series resistance) 0. 1 tx data in- tx disa bl e 16 0. 1 + 10 50 line 50 line 50 line 50 line 1, 9, 10, 11, 14, 17, 20 0. 1 + 10 (100 to ground internally) to 50 load vcc 3.3v rx data out+ 13 12 rx data out- 5 4 6 mod_def(0) mod_def(1) mod_def(2) los to 50 load 8 r rr vcc 3.3 v + 10 example of sfp host board schematic figure 1 - trade-off curves in fddi pmd document TRXNFEMM application notes electrical interface: electrical interface: all signal interfaces are compliant with the sfp msa specification. the high speed data interface is differential ac-coupled internally and can be directly connected to a 3.3v serdes ic. all low speed control and sense output signals are open collector ttl compatible and should be pulled up with a 4.7 - 10k resistor on the host board. loss of signal (los): the loss of signal circuit monitors the level of the incoming optical signal and generates a logic high when an insufficient photocurrent is produced. tx fault: per sfp msa, pin 2 is tx fault. this transceiver is led based and does not support tx fault. pin 2 is internally connected to transmitter circuit ground (tx gnd) to indicate normal operation. tx disable: when the tx disable pin is at logic high, the transmitter optical output is disabled (less than -45dbm). serial identification: the module definition of sfp is indicated by the three module definition pins, mod_def(0), mod_def(1) and mod_def(2). upon power up, mod_def(1:2) appear as nc (no connection), and mod_def(0) is ttl low. when the host system detects this condition, it activates the serial protocol (standard two- wire i 2 c serial interface) and generates the serial clock signal (scl). the negative edge clocks data from the sfp eeprom. the serial data signal (sda) is for serial data transfer. the host uses sda in conjunction with scl to mark the start and end of serial protocol activation. the data transfer protocol and the details of the mandatory and vendor specific data structures are defined in the sfp msa. power supply and grounding: the power supply line should be well-filtered. all 0.1f power supply bypass capacitors should be as close to the transceiver module as possible. 4 TRXNFEMM r: 4.7 to 10k 10 0 12 0 14 0 16 0 18 0 20 0 1280 1300 13 20 1340 13 60 1380 source center wavelength (nm) source fwhm spectral width (nm) 1. 5 2. 0 2. 5 3. 0 3. 5 3. 0 3. 5 sour ce ri se & fa ll ti me (ns)
oplink communications, inc. reserves the right to make changes in equipment design or specifcations without notice. information supplied by oplink commu - nications, inc. is believed to be accurate and reliable. however, no responsibility is assumed by oplink communications, inc. for its use nor for any infringements of third parties, which may result from its use. no license is granted by implication or otherwise under any patent right of oplink communications, inc. ? 2008, oplink communications, inc. 46335 landing pkwy fremont, ca 94538 tel: (510) 933-7200 fax: (510) 933-7300 email: sales@oplink.com ? www.oplink.com .0 1.02 .4 8.89 .1 1.78 1.86 47.35 .335 8.51 .54 .53 13.67 13.54 2.2 ref 56.6 1.646.006 41.800.15 1.771.008 44.980.20 .246.002 6.250.05 .546.008 13.870.20 ordering information package outline TRXNFEMM reva-pn.2009.06.25 5 dimensions in inches [mm] default tolerances: .xxx = .005, .xx = .01 model name operation temperature nominal wavelength latch color oplink order number for reference (ocp order number) trp3fe0l1c00000g TRXNFEMM4bss - 5 c to + 70c 1310nm silver trp3fe0l1e00000g TRXNFEMM4ess - 5 c to + 85c 1310nm silver trp3fe0l1i00000g TRXNFEMM4ass - 40 c to + 85c 1310nm silver oplink can provide a remarkable range of customized optical solutions. for detail, please contact oplinks sales and marketing for your requirements and ordering information (510) 933-7200 or sales@oplink.com.
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