optoway btr-7660g *********************************************************************************************************************************************************************** *********************************************************************************************************************************************************************** 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 10/1/2005 v2.0 1 btr-7660g / BTR-7660-SPG 1310 nm tx / 1550 nm rx , 3.3v / 1.25 gb/s rohs compliant single-fiber transceiver ********************************************************************************************************************************************************************** features l single fiber bi-directional transceiver l 1310 nm dfb ld transmitter l 1550 nm receiver l link distance up to 60 km l industry standard 1 x 9 footprint l single +3.3 v power supply l rohs compliant l 0 to 70 o c operating l lvpecl differential inputs and outputs l lvpecl signal detect output: btr-7660g l lvttl signal detect output: btr-7660cg l wave solderable and aqueous washable l class 1 laser international safety standard iec-60825 compliant applications l wdm 1.25 gb/s links l sonet/sdh equipment interconnect l fibre channel 1.063 gb/s links description the btr-7660g series is high performance module for single fiber communications by using 1310 nm transmitter and 1550 nm receiver. the transmitter section uses a multiple quantum well 1310 nm dfb laser and is a class 1 laser compliant according to international safety standard iec-60825. the receiver section uses an integrated 1550 nm detector preamplifier (idp) mounted in an optical header and a limiting post-amplifier ic. a pecl logic interface simplifies interface to external circuitry. 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) tx (nm) rx (nm) voltage (v) package temp ( o c) tx power (dbm) rx sens. (dbm) signal detect rohs compliant btr-7660cg 1.25 60 1310dfb 1550 3.3 1x9 0 to 70 4 to -1 -26 ttl yes btr-7660g 1.25 60 1310dfb 1550 3.3 1x9 0 to 70 4 to -1 -26 pecl yes note: 1. btr-xxxxx is 1x9 sc receptacle type package. 2. btr-xxxxx-apbbb is 1x9 pigtail type package with different connector, a=s is sc connector, a=f is fc connector, a=t is st connector, a=l is lc connector, a=m is mu connector; bbb is the length of fiber in cm. absolute maximum ratings parameter symbol min max units notes storage temperature tstg -40 85 o c operating temperature topr 0 70 o c soldering temperature --- 260 o c 10 seconds on leads only power supply voltage vcc 0 4.5 v input voltage --- gnd vcc v output current iout 0 30 ma recommended operating conditions parameter symbol min typ max units power supply voltage vcc 3.13 3.3 3.47 v operating temperature topr 0 70 o c data rate 1250 1300 mb/s power supply current icc 280 ma
optoway btr-7660g ********************************************************************************************************************************************************************** *********************************************************************************************************************************************************************** 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 10/1/2005 v2.0 2 transmitter specifications (0 o c < topr < 70 o c, 3.13v < vcc < 3.47v) parameter symbol min typ max units notes optical optical transmit power po -1 --- 4 dbm 1 output center wavelength l 1260 1360 nm output spectrum width dl --- --- 1 nm -20 db width side mode suppression ratio smsr 30 db extinction ratio e r 9.0 --- --- db output eye compliant with ieee 802.3z optical rise time t r 0.26 ns 20% to 80% values optical fall time t f 0.26 ns 20% to 80% values relative intensity noise rin -120 db/hz total jitter tj 0.227 ns 2 electrical data input current C low i il -350 m a data input current C high i ih 350 m a differential input voltage v ih - v il 300 mv data input voltage C low v il - v cc -2.0 -1.58 v 3 data input voltage -- high v ih - v cc -1.1 -0.74 v 3 notes: 1. output power is power coupled into a 9/125 m m single mode fiber. 2. measured with a 2 7 -1 prbs. 3. these inputs are compatible with 10k, 10kh and 100k ecl and lvpecl inputs. receiver specifications (0 o c < topr < 70 o c, 3.13 v < vcc < 3. 47v) parameter symbol min typ max units notes optical sensitivity --- --- --- -26 dbm 1 maximum input power pin -3 --- dbm signal detect -- asserted pa --- --- -26 dbm transition: low to high signal detect -- deasserted pd -40 --- --- dbm transition: high to low signal detect -- hysteresis 1.0 --- db wavelength of operation 1480 1580 nm 2 optical return loss orl 14 db electrical data output voltage C low v ol - v cc -2.0 -1.58 v 3 data output voltage C high v oh - v cc -1.1 -0.74 v 3 sd output voltage -- low v ol - v cc -2.0 -1.58 v sd output voltage -- high v oh - v cc -1.1 -0.74 v btr-7660g sd output voltage -- low v ol 0 0.8 v sd output voltage -- high v oh 2.0 vcc+0.3 v btr-7660cg notes: 1. minimum sensitivity and saturation levels at ber=1e-12 for a 2 7 -1 prbs. 2. at least 30 db optical isolation for the wavelength 1260 to 1360 nm. 3. these outputs are compatible with 10k, 10kh and 100k ecl and lvpecl outputs.
optoway btr-7660g ********************************************************************************************************************************************************************** *********************************************************************************************************************************************************************** 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 10/1/2005 v2.0 3 connection diagram receiver signal ground 1 (rx gnd) receiver data out 2 (rd+) n/c receiver data out bar 3 (rd - ) signal detect 4 (sd) receiver power supply 5 (rx vcc) top view transmitter power supply 6 (tx vcc) transmitter data in bar 7 (td - ) transmitter data in 8 (td+) n/c transmitter signal ground 9 (tx gnd) pin symbol notes 1 rx gnd directly connect this pin to the receiver ground plane 2 rd+ see recommended circuit schematic 3 rd - see recommended circuit schematic 4 sd active high on this indicates a received optical signal 5 rx vcc +3.3v dc power for the receiver section 6 tx vcc +3.3v dc power for the transmitter section 7 td - see recommended circuit schematic 8 td+ see recommended circuit schematic 9 tx gnd directly connect this plan to the trransmitter ground plane recommended circuit schematic rxgnd 1 rd+ 2 rd- 3 rxvcc 5 txvcc 6 td- 7 td+ 8 sd 4 txgnd 9 u2 btr-77xx(c)/76xx(c) microstrip6 z=5or microstrip5 z=50r l2 1uh c2 100nf c4 10uf c3 100nf vcc3.3v l1 1uh c8 10uf c1 100nf microstrip8 z=5or microstrip7 z=50r r21 1k phy device td- td+ rd+ rd- c9 100nf c10 100nf r14 100r c12 100nf c11100nf r3 na r4 na vcc3.3v r2 na r1 na vcc3.3v vcc3.3v lvpecl vcc3.3v lvpecl sd / lvpecl the split-load terminations for ecl signals need to be located at the input of devices receiving those ecl signals. the power supply filtering is required for good emi performance. use short tracks from the inductor l1/l2 to the module rx vcc and tx vcc. a gnd plane under the module is required for good emi and sensitivity performance.
optoway btr-7660g ********************************************************************************************************************************************************************** *********************************************************************************************************************************************************************** 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 10/1/2005 v2.0 4 package diagram units in mm 1) pigtail type btr-7660-sp50g note: length l is 50 3 cm. other pigtail s length is available upon request. 2) receptacle type btr-7660g note: specifications subject to change without notice.
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