1000BASE-SX 850nm SFP Optical Transceivers

Basic Information
Place of Origin: China
Brand Name: OLKOPTO
Certification: RoHs, FCC, CE, UL etc
Model Number: OLSP8512L-CDS5
Minimum Order Quantity: 1 pc
Packaging Details: Individual package OR 10 pcs/ pallet OR 20 pcs/ pallet
Delivery Time: 3-5 working days
Payment Terms: T/T or Net 30 days
Supply Ability: 80-100K per month
Data Rate: 1.25Gb Form Factor: SFP
Wavelength: 850nm Reach: 550M
Source: VCSEL+PIN Optical Power: -10~-3
Sensitivity: -18 DBm Operating Temperature: 0~70℃, -40~85℃
Fiber Type: MMF Application: ●Gigabit Ethernet ●Fiber Channel ●Switch To Switch Interface ●Switched Backplane Applications ●Router/Server Interface ●Other Optical Transmission Systems
High Light:

850nm SFP Optical Transceivers


1000BASESX SFP Optical Transceivers


850nm sfp transceiver module

1000BASE-SX 850nm SFP Optical Transceivers


1000BASE-SX SFP 850nm 550m LC Transceiver Cisco GLC-SX-MM-C Compatible


Product Details

1. Multi-Vendor MSA Compatible Multimode 1000Base-SX SFP (Small Form factor Pluggable) Transceiver, operating over Double Fiber Multi-Mode Fiber (MMF) optical cable.

2. It has minimum guaranteed optical budget of 7.5 dB, with in most cases is enough to reach about 550m 1000base-SX distance.

3. This transceiver uses top quality VSCEL Laser transmitter with operating at nominal wavelength 850 nm. and 850 nm. PIN Photodiode receiver.

4. It supports DDM/DOM optical diagnostics, with providing diagnostic information about the present operating conditions. 5. Operates temperature

    Commecial:  0°-70°C

    Industrial: -40~85°C

5. SFP support 1.063-1.25Gbps data rate and such applications as Gigabit Ethernet (1.25 Gbps) |1G Fiber Channel (1.0625 Gbps).



Technical parameter

TX Wavelength: 850 nm. Media Type: Multi-Mode Fiber (MMF)
RX Wavelenght: 850 nm. Maximum Distance: 550m
Supported Data Rate: 1.063-1.25Gbps Supported Applications: Gigabit Ethernet (1.25 Gbps), 1G Fiber Channel (1.0625 Gbps)
Connectors: Double LC Transmitter Type: VSCEL Laser
Minimum Transmitting Power: -10 dB Receiver Type: PIN photodiode
Maximum Transmitting Power: -3 dB Compliance: CE, Class 1 FDA and IEC60825-1 Laser Safety Compliant, INF-8074i, RoHS, SFP MSA
Receiver Sensitivity: -18 dBm Power: +3.3V single power supply



Optical Characteristics (TOP(C) = 0 to 70 , TOP(I) =-40 to 85 ,VCC = 3.13 to 3.47 V)

Parameter Symbol Min. Typ Max. Unit Note
Operating Wavelength λ 840 850 860 nm  
Ave. output power (Enabled) PAVE -10   -3 dBm 1
Extinction Ratio ER 9     dB 1
RMS spectral width Δλ     0.65 nm  
Rise/Fall time (20%~80%) Tr/Tf     0.25 ps 2
Output Optical Eye Compliant with IEEE802.3 z &ITU G.957 Compliant (class 1 aser safety)
Operating Wavelength λ 840 850 860 nm  
Receiver Sensitivity PSEN1     -18 dBm 3
Overload PAVE -3     dBm 3
LOS Assert Pa -35     dBm  
LOS De-assert Pd     -20 dBm  
LOS Hysteresis Pd-Pa 0.5     dB  



1. Measured at 1.25Gb/s with PRBS 223 – 1 NRZ test pattern.

2. Unfiltered, measured with a PRBS 223-1 test pattern @1.25Gbps

3. Measured at 1.25Gb/s with PRBS 223 – 1 NRZ test pattern for BER < 1x10-10



Product Features

● Supports 1.25Gbps/1.0625Gbps bit rates

● Duplex LC connector

● Hot pluggable SFP footprint

● 850nm VSCEL laser transmitter and PIN photo-detector

● Applicable for 550m on 50/125µm, 300m on 62.5/125µm MMF connection

● Low power consumption, < 0.5W

● Digital Diagnostic Monitor Interface

● Operating case temperature:

   Commerical:0 to 70 °C Industrial:-40 to 85 °C


Product Descriptions

Olinkcom's OLSP8512L-C(I)DS5 SFP transceivers are high performance, cost effective modules supporting data-rate of 1.25Gbps and 550m transmission distance with MMF. The transceiver consists of three sections: a VCSEL laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements.The transceivers are compatible with SFP Multi-Source Agreement (MSA) and SFF-8472. 



Internet Service Provider (ISP) Gigabit Ethernet communication links

● Enterprise LAN & SAN Networks

Data Center LAN & SAN Networks

Other optical links

Contact Details

Phone Number : 008618695187695

WhatsApp : +8618695187695