20 + km GE-PON OLT Optical Transceiver SFF Module WST-2LCCC3-N6SWP

Transcription

1 DataSheet 20 + km GE-PON OLT Optical Transceiver SFF Module Features: 1490nm Continuous DFB laser Transmitter and 1310nm Burst-mode APD/TIA receiver SFF 2x5 metallic package +3.3V single power supply Low power consumption Resetless burst-mode receiver LVPECL compatible data input/output interface LVTTL transmitter laser shutdown LVTTL receiver signal-detected indication Class 1 Laser eye safety compliant Compliant with RoHS6 Applications: Optical transceiver for 20+ km Gigabit Ethernet Passive Optical Networks (GE-PON) OLT side Standard Small Form Factor Transceiver Multisource Absolute Maximum Ratings Parameter Symbol Unit Min Max Operating Temperature Range Tc oc Storage Temperature Range Ts oc Relative Humidity RH % 5 95 Power Supply Voltage Vc V Pin Input Voltage V 0 Vc Lead Solder Temperature oc 260 Lead Solder Duration s 10 Fiber Bend Radius mm 30 Recommended Operating Conditions Parameter Symbol Unit Min Typ Max Operating Voltage Vc V Operating Temperature Range Top O C Operating Data Rate Gbps Page 1of 6

2 Parameter Symbol Unit Min Typ Max Test condition Electrical Characteristics Supply Current Ic ma LVPECL Differential Input Voltage mv Differential Data input impedance Ω LVPECL Differential Output Voltage mv Signal Level (LVTTL H) V 2.4 Signal Level (LVTTL L) V 0.8 Optical Transmiter Characteristics Center Wavelength Range nm DFB-LD Spectral Width (@-20dB) nm 1 Side Mode Suppression Ratio SMSR db 30 Launch Optical Power P dbm Pout TX-Disable dbm -39 Extinction Ratio db Rise/Fall Time (20~80%) Tr/Tf ps Optical Return Loss Tolerance db 15 Maximum Reflectance db -10 λ=1.49 m Eye Diagram Compliant with IEEE Std 802.3ah 4, 6 Optical Receive Characteristics Data Rate Mbps 1250 Receiver Sensitivity S dbm Overload Input Optical Power Pi dbm -6 Center Wavelength Range nm Reciever Settling Time Tsettling ns Reciever Dynamic Range db 24 9 Receiver Reflectance db -12 λ=1.31 m SD (LVTTL) Optical Dessert dbm -45 Optical Assert -30 LOS Hysteresis db Note 1: AC coupled internal (see the recommended circuit below). Note 2: LVPECL output, DC coupled internal(see the recommended circuit below). Note 3: Optical output from 9/125 SMF Note 4: Measured with PRBS 27-1 test Note 5: Measured with the Bessel-Thompson filter ON. Page 2of 6

3 Note 7: Measured with PRBS 27-1 test with Tx on,er=9db,ber= Note 8: Define Tsettling as the time from the Tx_BEN assertion,minus the Ton time, to the time the electrical signal the Receiver output reaches within 15% of its steady state conditions. It is shown in the Figure 1. Note 9: See Figure 2. Page 3of 6

4 F rom stron g O N U (Po=-6dB m) D ynamic R an ge >24dB O ptica l signal in put F rom weak ONU (P o=-3 0dBm) Figure2 Burst_mode Reciever Dynamic range in EPON system Pin Descirption Pin Name Descirption Pin Name Descirption 1 Rx GND Receiver ground 6 Tx VCC Transmitter power supply 2 Rx VCC Receiver power supply 7 Tx GND Transmitter ground 3 SD LVTTL Signal detect, H 4 RD- active Receiver data output-(dc coupled external timination needed) 5 RD+ Receiver data output+(dc coupled external timination needed) 8 Tx SHUT LVTTL Transmitter shutdown, tive 9 TD+ LVPECL Data input+(ac coupled Internal termination differential 100Ω) 10 TD- LVPECL Data input-(ac coupled Internal termination differential 100Ω) Block diagram Page 4of 6

5 Recommended Application Circuit Package outline Units in mm Page 5of 6

6 Regulatory Compliance Feature Test Method Performance RoHS6 BS EN 1122: 2001 US EPA METHOD 3050B US EPA METHOD 3052US EPA METHOD 3060A Electrostatic Discharge (ESD) to the Electrical Pins Electrostatic Discharge (ESD) Immunity MIL-STD-883E Method IEC Electromagnetic Interference CISPR22 ITE Class B FCC Class B Comply (EMI) CENELEC EN55022 VCCI Class 1 Immunity IEC Class 2 Comply Comply Class 1 (>1.5kV) Human Body Model Comply Ordering information Part. No Specifications Packag e Data Rate Laser Optical Power Detector Sensitivity Temp Reach others SFF G 1490nm +2.5~+7 DFB LD dbm APD -30dBm -5~70 C 20+k m Tx DIS RoHS6 Note 1: SC/PC, SC/APC or other type of connector are available. Note 2: The typical length of pigtail fiber is 540±40mm (length of connector not included ), but can be changes for specific requirement. America Headquarters Lakeview Blvd. Fremont, CA USA Tel: Fax: Taipei Branch 5F, No 3-2 (Building H), Yuan-Qu Street Nan-kang, Taipei 115, Taiwan R.O.C. Tel: Fax: ShenZhen Branch 5F, 7th Building, Tian'an Industrial Zone, Dengliang Road, NanShan Area, ShenZhen China Tel: ; Fax: All specification data are accurate on the date of publication for product comparisons and ordering information.wavesplitter Technologies, Inc. reserves the right to change specifications without notice. Page 6of 6