opt-155bxxxx delta electronics, inc. 1 http://www.deltaww.com july 7, 2004 revision j 03 155mbps 1x9 sc duplex optical transceiver module for fast ethernet, atm, sonet/sdh stm-1/oc-3 features j full compliance with the optical performance requirements of the atm 100mbps and 100 base-fx version of ieee 802.3u. industry standard 1x9 footprint and duplex sc connector interface. single 5v ? opt-155b1xxx e opt-155b3xxx ? or 3.3v ? opt-155b2xxx e opt-155b4xxx ? power supply. pecl differential inputs and outputs. pecl or ttl receiver signal detect indicator. wave solder and aqueous wash process compatible. description j the opt-155bxxxx series from delta are 1x9 optical transceiver modules designed expressly for high-speed communication applications that require rates of up to 155mbps. they are all compliant with the sonet/sdh standards. the opt-155bxxxx transceivers are supplied in industry standard 1x9 sip package style with duplex sc connector. the opt-155bxxxx also includes a signal-detect circuit that provides pecl or ttl logic output state. the opt-155bxxxx transceivers are class-1 eye safety products and effective distance depends on itu-t g.957 standard or power penalty. the transmitter sections utilize 1310nm edge emitting ingaasp laser diode. this laser diode is packaged in the optical su bassembly portion of the transmitter section. a custom silicon ic that converts differential pecl logical signals into an analog ld driving current then drive it. the receiver sections utilize ingaas pin photodiodes coupled into a custom silicon transimpedance preamplifier ic. these are packaged in the optical subassembly portion of receiver. these pin / preamplifier combinations are coupled into a custom quantizer ic which provides the final pulse shaping for the logic output and the signal detect function. the data output is differential. the signal detect output is single-ended. application j single-mode fiber backbone links. fast ethernet and atm compatible. single-mode fiber media converter.
opt-155bxxxx delta electronics, inc. 2 http://www.deltaww.com july 7, 2004 revision j 03 absolute maximum ratings parameter symbol min. typ. max. unit note storage temperature ts -40 85 oc supply voltage v cc 0 6 v recommended operating conditions parameter symbol min. typ. max. unit note data rate 100 155.52 200 mbps operating temperature opt-155bxxx opt-155bxxxt t a 0 -40 25 25 70 85 oc supply voltage opt-155b1xxxx e opt-155b3xxxx opt-155b2xxxx e opt-155b4xxxx v cc 4.75 3.15 5 3.3 5.25 3.45 v electrical characteristics parameter symbol min. typ. max. unit note transmitter transmitter data input voltage-low v il -v cc -1.81 -1.48 v transmitter data input voltage-high v ih -v cc -1.16 -0.88 v receiver data output voltage-low v ol -v cc -1.95 -1.62 v data output voltage-high v oh -v cc -1.045 -0.74 v sd output voltage-low v sdh -v cc -1.95 -1.62 v ecl family sd output voltage-high v sdl -v cc -1.045 -0.74 v ecl family optical characteristics ? data rate = 155.52mbps, prbs=2 23 -1, nrz, 9/125um smf ? parameter symbol min. typ. max. unit note transmitter 165 opt-155b1 e b3 series supply current icc 145 ma opt-155b2 e b4 series -20 -15 opt-155bxhxxx -15 -8 opt-155bxjxxx -8 -5 opt-155bxlxxx mean launch power p o -5 0 dbm opt-155bxmxxx optical extinction ratio e.r. 9 db center wavelength ? c 1280 1310 1340 nm spectral width (rms) 2 nm optical risetime / falltime t r /t f 0.7 ns 10% 90% output eye diagram compliant with itu-t recommendation g.957 receiver 145 opt-155b1 e b3 series supply current icc 120 ma opt-155b2 e b4 series -32 sensitivity p in -34 dbm opt-155bxmxxx overload pol -8 dbm signal detect-asserted p a -34 dbm signal detect-deasserted p d -45 dbm signal detect-hysteresis p a -p d 1 db notes j the sensitivity should be tested at ber of 110 -10 or better with an input signal consisting of 155.52mb/s, nrz, prbs=2 23 -1 and e.r.= 9db.
opt-155bxxxx delta electronics, inc. 3 http://www.deltaww.com july 7, 2004 revision j 03 pin definition j pin symbol functional description 1 gnd receiver signal ground 2 rd (+) receiver data out (lvpecl or pecl) 3 rd (-) receiver data out bar (lvpecl or pecl) 4 sd receiver signal detect (lvpecl e pecl e lvttl or ttl) 5 vccr receiver power supply 6 vcct transmitter power supply 7 td (-) transmitter data in bar (lvpecl or pecl) 8 td (+) transmitter data in (lvpecl or pecl) 9 gnd transmitter signal ground recommend circuit schematic j
opt-155bxxxx delta electronics, inc. 4 http://www.deltaww.com july 7, 2004 revision j 03 package outline j opt-155b series with sc-type connector note j when system vcc is 5v, the resistors are as below: r1=r2=191 ? i r3=r4=68 ? r5=r6=270 ? for pecl level j r7=130 ? i r8=82 ? for ttl level j r7 e r8, no use. when system vcc is 3.3v, the resistors are as below: r1=r2=130 ? i r3=r4=82 ? r5=r6=150 ? for pecl level j r7=82 ? i r8=130 ? for ttl level j r7 e r8, no use. r9, r10, r11 depend on serdes ic specification. for getting better emi performance, the tx vcc and rx vcc should isolate each other as left photograph. unit j mm
opt-155bxxxx delta electronics, inc. 5 http://www.deltaww.com july 7, 2004 revision j 03 order information j opt-155bx 1 x 2 x 3 x 4 power supply voltage and sd level x 1 j 1 j 2 j 3 j 4 j 5.0v i data in/out ? pecl ? i sd output ? pecl ? 3.3v i data in/out ? pecl ? i sd output ? pecl ? 5.0v i data in/out ? pecl ? i sd output ? ttl ? 3.3v i data in/out ? pecl ? i sd output ? ttl ? effective distance grade x 2 j h j j j l j m j 2km 15km 30km 40km performance x 3 j 1 j other symbol j normal it represents special spec ifications that depend on customers? requirement. temperature x 4 j blank j t j 0
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