optoway sps-4120rwg *********************************************************************************************************************************************************************** *********************************************************************************************************************************************************************** optoway technology inc. no .3 8, kuang fu s. road, hu kou, hsin chu industrial park, hsin chu, taiwan 303 tel: 886-3-5979798 fax: 886-3-5979737 e-mail: sales@optoway.com.tw http: // www.optoway.com.tw 2010/9/1 v2.0 1 sps-4120rwg / sps-4120brwg / SPS-4120ARWG (rohs compliant) 6.144 gbps / 1310 nm / 20 km digital diagnostic multi-rate cpri sm sfp+ *********************************************************************************************************************************************************************** features l cpri / obsai compatible optical interface l 1 g to 6.25 g multi-rate specification l compliant to sfp+ msa l link distance up to 20 km smf l sff-8472 digital diagnostic function l ac/ac coupling according to msa l single +3.3 v power supply l rohs 6/6 compliant l 0 to 70 o c operating: sps-4120rwg l -10 to 85 o c operating: sps-4120brwg l -40 to 85 o c operating: SPS-4120ARWG l class 1 laser international safety standard iec 60825 compliant applications l radio base station l obsai rates 6.144 gb/s, 3.072 gb/s, and 1.563 gb/s l cpri rates 4.9152 gb/s, 2.4576 gb/s, and 1.2288 gb/s description the sps-4120rwg series is a 1 to 6.25 gb/s single-mode transceiver module for serial optical communication applications for a radio base station system. it is with the sfp+ 20-pin connector to allow hot plug capability. digital diagnostic functions are available via an i 2 c. this module is designed for single mode fiber and operates at a nominal wavelength of 1310 nm. the transmitter section uses a 1310 nm multiple quantum well dfb laser and is a class 1 laser compliant according to international safety standard iec-60825. the receiver section uses an integrated ingaas detector preamplifier (idp) mounted in an optical header and a limiting post-amplifier ic. laser safety this single mode transceiver is a class 1 laser product. it complies with iec-60825 and fda 21 cfr 1040.10 and 1040.11. the transceiver must be operated within the specified temperature and voltage limits. the optical ports of the module shall be terminated with an optical connector or with a dust plug. order information p/no. bit rate (gb/s) distance (km) wavelength (nm) package temp. ( o c) rohs compliant sps-4120rwg 1 to 6.25 20 1310 dfb sfp+ with dmi 0 to 70 yes sps-4120brwg 1 to 6.25 20 1310 dfb sfp+ with dmi -10 to 85 yes SPS-4120ARWG 1 to 6.25 20 1310 dfb sfp+ with dmi -40 to 85 yes absolute maximum ratings parameter symbol min max units notes storage temperature tstg -40 85 o c operating case temperature topr 0 -10 -40 70 85 85 o c sps-4120rwg sps-4120brwg SPS-4120ARWG operating relative humidity rh 5 95 % non condensing power supply voltage vcc -0.5 3.6 v recommended operating conditions parameter symbol min typ max units / notes power supply voltage vcc 3.13 3.3 3.47 v operating case temperature topr 0 -10 -40 70 85 85 o c / sps-4120rwg o c / sps-4120brwg o c / SPS-4120ARWG power supply current i cc (tx+rx) 250 300 ma data rate 1 6.25 gb/s
optoway sps-4120rwg *********************************************************************************************************************************************************************** ********************************************************************************************************************************************************************** optoway technology inc. no .3 8, kuang fu s. road, hu kou, hsin chu industrial park, hsin chu, taiwan 303 tel: 886-3-5979798 fax: 886-3-5979737 e-mail: sales@optoway.com.tw http: // www.optoway.com.tw 2010/9/1 v2.0 2 transmitter optical specifications (0 o c < topr < 70 o c, 3.13v < vcc < 3.47v) parameter symbol min typ max units notes average launch power po, avg -4 0.5 dbm 1 extinction ratio er 3.5 db output center wavelength l c 1260 1310 1360 nm output spectrum width l 1 nm -20 db width side mode suppression ratio smsr 30 db optical rise / fall time t r /t f 70 ps 20 % to 80%,unfiltered relative intensity noise rin -128 db/hz average launch power of off transmitter -30 dbm 1. output power is power coupled into a 9/125 m m single-mode fiber. receiver optical specifications (0 o c < topr < 70 o c, 3.13v < vcc < 3.47v) parameter symbol min typ max units notes sensitivity sens -14.4 dbm 2, average power receiver overload p max 0.5 --- dbm los -- deasserted los d --- --- -16 dbm transition: low to high los -- asserted los a -30 --- --- dbm transition: high to low wavelength of operation l c 1260 1565 nm optical return loss orl -12 db 2. a valid 8b/10bencoded input is required for receiver sensitivity specification. electrical characteristics parameter symbol min typ max units notes high-speed signal (cml) interface specification input data rate 1 6.25 gb/s differential input impedance rin 100 differential data input amplitude 150 1200 mvpp internally ac coupled output data rate 1 6.25 gb/s differential output impedance rout 100 differential data output amplitude 350 600 700 mvpp internally ac coupled low-speed signal (lvttl) interface specification input high voltage 2.0 vcc+0.3 v input low voltage gnd 0.8 v output high voltage 2.4 vcc v output low voltage gnd 0.5 v
optoway sps-4120rwg *********************************************************************************************************************************************************************** ********************************************************************************************************************************************************************** optoway technology inc. no .3 8, kuang fu s. road, hu kou, hsin chu industrial park, hsin chu, taiwan 303 tel: 886-3-5979798 fax: 886-3-5979737 e-mail: sales@optoway.com.tw http: // www.optoway.com.tw 2010/9/1 v2.0 3 connection diagram pin signal name description pin signal name description 1 v ee t transmitter signal ground 11 v ee r receiver signal ground 2 tx_fault transmitter fault indication. logic 1 output = laser fault. logic 0 output = normal operation 12 rd- inverse receiver data out 3 tx_disable logic 1 input (or no connection) = laser off, logic 0 = laser on. 13 rd+ receiver data out 4 sda modulation definition 2 C two wires serial id interface 14 v ee r receiver signal ground 5 sdl modulation definition 1 C two wires serial id interface 15 v cc r receiver power C 3.3v 5% 6 mod-abs modulation definition 0 C ground in module 16 v cc t transmitter power C 3.3v 5% 7 rs0 rx rate select (lvttl). this pin has an internal 30k pulldown to ground. a signal on this pin will not affect module performance. 17 v ee t transmitter signal ground 8 rx_los loss of signal out (oc). 18 td+ transmitter data in 9 rs1 tx rate select (lvttl). this pin has an internal 30k pulldown to ground. a signal on this pin will not affect module performance. 19 td- inverse transmitter data in 10 v ee r receiver signal ground 20 v ee t transmitter signal ground module definition module definition pin 4 pin 5 pin 6 interpretation by host 4 sda scl mod-abs serial module definition protocol module definition 4 specifies a serial definition protocol. for this definition, upon power up, sda and sdl appear as no connector (nc) and mod-abs is ttl low. when the host system detects this condition, it activates the serial protocol. the protocol uses the 2-wire serial cmos e 2 prom protocol of the atmel at24c01a/02/04 family of components.
optoway sps-4120rwg *********************************************************************************************************************************************************************** ********************************************************************************************************************************************************************** optoway technology inc. no .3 8, kuang fu s. road, hu kou, hsin chu industrial park, hsin chu, taiwan 303 tel: 886-3-5979798 fax: 886-3-5979737 e-mail: sales@optoway.com.tw http: // www.optoway.com.tw 2010/9/1 v2.0 4 recommended circuit schematic 0.1 f 22 f 0.1 f 22 f vee r post amp ld driver z=50 z=50 z=50 z=50 vee t 4 .7 h 4 .7 h td - td + vcc t vcc r rd - rd + 100 sfp+ module serdes 100 los rd - rd + td - td + 0.1 f protocol eeprom module detect scl sda loss of singal tx_disable tx_fault mod_abs scl sda 10 k 10 k 10 k 10 k tx_fault tx_disable (1,17,20) 3 2 18 19 16 15 12 13 8 (10,11,14) 6 5 4 10 k vcc 3.3v vcc 3.3v ic ic depending on serdes 0.1 f 30k 30k rs1 rs0 7 9 tx rate select rx rate select package diagram units in mm note: specifications subject to change without notice.
optoway sps-4120rwg *********************************************************************************************************************************************************************** ********************************************************************************************************************************************************************** optoway technology inc. no .3 8, kuang fu s. road, hu kou, hsin chu industrial park, hsin chu, taiwan 303 tel: 886-3-5979798 fax: 886-3-5979737 e-mail: sales@optoway.com.tw http: // www.optoway.com.tw 2010/9/1 v2.0 5 revision history version subject release date 1.0 initial datasheet 2009/7/1 2.0 extend data rate from 1 gb/s to 6.25gb/s 2010/9/1
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