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WST-SxxLCxT-D_Rev01_DDM 0-70C 3km_95-0301-V1.0_20191030

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1000Base BIDI 3km

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7. All contents are Copyright © 1996 - 20 1 9 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 7 of 8 Document Number: 95 - 0301 - V1.0 1.25G BX 1310nm/1550nm 3km Optical Transceiver WST - SxxLCxT - D Mechanical Drawing LC Connector: SC Connector: Unit: mm

5. All contents are Copyright © 1996 - 20 1 9 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 5 of 8 Document Number: 95 - 0301 - V1.0 1.25G BX 1310nm/1550nm 3km Optical Transceiver WST - SxxLCxT - D 20 VeeT Transmitter Ground (Common with Receiver Ground) 1 Notes: 1. Circuit ground is internally isolated from chassis ground. 2. Laser output disabled on TX Disable >2.0V or open, enabled on TX Disable<0.8V. 3. Should be pulled up with 4.7k - 10kohms on host board to a voltage between 2.0V and 3.6V. MOD_DEF (0) pulls line low to indicate module is plugged in. 4. LOS is open collector output. Should be pulled up with 4.7k – 10kohms on host board to a voltage between 2.0V and 3.6V. Logic 0 indicates normal operation; logic 1 indicates loss of signal. Recommended Host - Transceiver Interface Block Diagram

6. All contents are Copyright © 1996 - 20 1 9 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 6 of 8 Document Number: 95 - 0301 - V1.0 1.25G BX 1310nm/1550nm 3km Optical Transceiver WST - SxxLCxT - D EEPROM Serial ID Memory Contents EEPROM memory map specific data field description is as below: Digital Diagnostic Monitor Parameter Unit Accuracy Range Calibration Tx Optical Power dB ±3 Po: - Pomin~Pomax dBm, Recommended operation conditions External/Internal Rx Optical Power dB ±3 Pi: Ps~Pr dBm, Recommended operation conditions External/Internal Bias Current % ±10 Id: 1 - 100mA, Recommended operating conditions External/Internal Power Supply Voltage % ±3 Recommended operating conditions External/Internal Internal Temperature °C ±3 Recommended operating conditions External/Internal

1. Data Sheet All contents are Copyright © 1996 - 20 19 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 1 of 8 Features: ◼ Up to 1.25 Gb/s data links ◼ Single SC or LC connector ◼ Hot - pluggable SFP footprint ◼ 1310nm FP laser transmitter, 1550nm InGaAs PIN receiver 1550nm FP laser transmitter, 1310nm InGaAs PIN receiver ◼ RoHS compliant and Lead Free ◼ Up to 3km on 9/125um SMF ◼ Metal enclosure for lower EMI ◼ Single +3.3V power supply ◼ Low power dissipation <800mW ◼ Commercial and industrial operating temperature optional ◼ SFP MSA SFF - 8074i Compliant Applications: ◼ Gigabit Ethernet ◼ 1x Fibre Channel S tandard : ◼ ESD to the Electrical PINs: compatible with MIL - STD - 883 Method 3015 ◼ ESD to the Duplex LC Receptacle: compatible with IEC 61000 - 4 - 2 ◼ Immunity compatible with IEC 61000 - 4 - 3 ◼ EMI compatible with FCC Part 15 Class B EN55022 Class B (CISPR 22B) VCCI Class B ◼ Laser Eye Safety compatible with FDA 21CFR 1040.10 and 1040.11 EN60950, EN (IEC) 60825 - 1,2 ◼ RoHs compliant with 2002/95/EC 4.1&4.2 2005/747/EC

4. All contents are Copyright © 1996 - 20 1 9 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 4 of 8 Document Number: 95 - 0301 - V1.0 1.25G BX 1310nm/1550nm 3km Optical Transceiver WST - SxxLCxT - D Pin Assignment Pin - out of Connector Block on Host Board Pin Symbol Name/Description Ref. 1 VeeT Transmitter Ground (Common with Receiver Ground) 1 2 TX Fault Transmitter Fault. 3 TX Disable Transmitter Disable. Laser output disabled on high or open. 2 4 MOD_DEF (2) Module Definition 2. Data line for Serial ID. 3 5 MOD_DEF (1) Module Definition 1. Clock line for Serial ID. 3 6 MOD_DEF (0) Module Definition 0. Grounded within the module. 3 7 Rate Select No connection required 8 LOS Loss of Signal indication. Logic 0 indicates normal operation. 4 9 VeeR Receiver Ground (Common with Transmitter Ground) 1 10 VeeR Receiver Ground (Common with Transmitter Ground) 1 11 VeeR Receiver Ground (Common with Transmitter Ground) 1 12 RD - Receiver Inverted DATA out. AC Coupled 13 RD+ Receiver Non - inverted DATA out. AC Coupled 14 VeeR Receiver Ground (Common with Transmitter Ground) 1 15 VccR Receiver Power Supply 16 VccT Transmitter Power Supply 17 VeeT Transmitter Ground (Common with Receiver Ground) 1 18 TD+ Transmitter Non - Inverted DATA in. AC Coupled. 19 TD - Transmitter Inverted DATA in. AC Coupled.

2. All contents are Copyright © 1996 - 20 1 9 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 2 of 8 Document Number: 95 - 0301 - V1.0 1.25G BX 1310nm/1550nm 3km Optical Transceiver WST - SxxLCxT - D Description WaveSplitter’s WST - SxxLCxT - D Small Form Factor Pluggable (SFP) transceivers are compatible with the Small Form Factor Pluggable Multi - Sourcing Agreement (MSA). The SFP transceivers are high performance, cost effective modules supporting Gigabit Ethernet and 2km transmission distance with MMF. They are RoHS compliant and lead - free. Abs o lute Maximum Ratings Parameter Symbol Min. Max. Unit Note Supply Voltage Vcc - 0.5 4.0 V Storage Temperature - 40 85 °C Relative Humidity 95 % Note: Stress in excess of the maximum absolute ratings can cause permanent damage to the module. Re co mmended O perating Co nditi o ns Parameter Symbol Min. Typical Max. Unit Note Supply Voltage Vcc 3.13 3.3 3.47 V - Supply Current Icc 250 mA - Operating Case Temp. Tc 0 70 °C WST - SxxLC C T - D TI - 40 85 WST - SxxLC I T - D Data Rate (GE) - - 1.25 - Gbps - 9/125um SMF Lmax 3 km - E lectrical C haracteristics Transmitter Parameter Symbol Min. Typ. Max. Unit Note Single ended data input swing Vin, pp 250 1200 mV Tx Disable High - Vcc – 1.3 - Vcc V Low - Vee - Vee+ 0.8 Tx Fault High - Vcc - 0.5 - Vcc Low - Vee - Vee+0.5 Input Diff. Impedance Zin 100 Ω AC coupled. Receiver

3. All contents are Copyright © 1996 - 20 1 9 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 3 of 8 Document Number: 95 - 0301 - V1.0 1.25G BX 1310nm/1550nm 3km Optical Transceiver WST - SxxLCxT - D Single ended data output swing Vout, pp 300 400 800 mV 1 Data output rise time tr - - 175 ps 20 – 80 % Data output fall time tf - - 175 ps 20 – 80 % Rx LOS High - Vcc – 0.5 Vcc V Low - Vee Vee+0.5 Note: 1. Into 100 ohm differential termination. Optical Characteristics (T OP =25 ° C, Vcc=3.3V) Transmitter Parameter Symbol Min. Typ. Max. Unit Note Operating Wavelength λc 1275 1310 1350 nm - 1530 1550 1570 nm Ave. output power Po - 14 - - 3 dBm 1 Extinction Ratio ER 9 - - dB - Spectral width σ - - 3 nm - Rise/Fall time (20%~80%) Tr/Tf - - 260 ps 2 Total Jitter TJ 200 ps - Receiver Operating Wavelength λ 1530 1550 1570 nm - 1275 1310 1350 nm Sensitivity Psen - - - 23 dBm 3, 4 Min. overload Pimax - 3 - - dBm - LOS Assert Pa - 40 - - dBm - LOS De - assert Pd - - - 23 dBm - LOS Hysteresis Pd - Pa 0.5 5 dB - Notes: 1. Class 1 Laser Safety. 2. Unfiltered, 20 - 80%. Complies with OC - 24 eye masks when filtered. 3. Measured with conformance signals defined in FC - PI - 2 Rev. 10.0 specifications. 4. Measured with PRBS 2 7 - 1 at 10 - 10 BER.

8. Page 8 of 8 Document Number: 95 - 0301 - V1.0 1.25G BX 1310nm/1550nm 3km Optical Transceiver WST - SxxLCxT - D Ordering Information Part No Specification Package Data rate per Lane Laser Optical Power Detector Max. Receive Sensitivity (OMA) Temp Reach Other Application code WST - S U3 LC C T - D SFP 1.25 Gb p s 1310 nm FP - 1 4 ~ - 3 each Channel PIN - 23 dBm each Channel 0~ 70 °C 3 k m DDM RoHS Gigabit Ethernet WST - S D5 LC C T - D SFP 1.25 Gb p s 1550 nm FP - 1 4 ~ - 3 each Channel PIN - 23 dBm each Channel 0~70 °C 3k m DDM RoHS Gigabit Ethernet WST - S U3 LC I T - D SFP 1.25 Gb p s 1310 nm FP - 1 4 ~ - 3 each Channel PIN - 23 dBm each Channel - 40 ~ 85 °C 3k m DDM RoHS Gigabit Ethernet WST - S D5 LC I T - D SFP 1.25 Gb p s 1550 nm FP - 1 4 ~ - 3 each Channel PIN - 23 dBm each Channel - 40 ~ 85 °C 3k m DDM RoHS Gigabit Ethernet Modification History Revision Date Description Originator Review Approved V 1 .0 30 - Oct - 20 1 9 New Issue Ivy Chen Wayne Liao Wayne Liao All specification data are accurate on the date of publication for product comparisons and ordering information. WaveSp litter Technologies, Inc. reserves the right to change specifications without notice. U.S. Branch 2080 Rancho Higuera Ct. Fremont, CA 9 45 3 9, USA Tel: 510 - 651 - 7800 Fax: 510 - 651 - 7822 Taipei Headquarters 16F - 5, No. 75, Sec. 1, Xintai 5th Rd., Xizhi Dist. , New Taipei C ity 221 01 , Taiwan Tel: +886 - 2 - 2 698 - 7208 Fax: +886 - 2 - 2 698 - 7210 ShenZhen Branch 610#, 6F, No.204 Building, 2nd Industrial zone Nanyou, Nanshan district, Shenzhen, Guangdong China 518054 Tel: +86 - 755 - 86265980 Fax: +86 - 755 - 26642741

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