Guangdong, China
Business Type:
Manufacturer/Factory, Trading Company
Registered Capital:
500000 RMB
Plant Area:
101~500 square meters
Management System Certification:
ISO 9001, ISO 9000, ISO 14000, ISO 14064, QC 080000
Average Lead Time:
Peak season lead time: 6-12 months
Off season lead time: 1-3 months
OEM/ODM Service
Sample Available

SFP Transceiver, Fiber Optical Transceiver, SFP Module manufacturer / supplier in China, offering Wdm 155Mbps SFP Optical Transceiver Bi-Directional 20km (PHF-8524-1LS), 5GHz 11AC Wireless CPE Max 8km Transmission for Point to Multi Point (MMJ344), 24V Passive Poe Switch 8 Ports Solar Power Supply and so on.

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Supplier Homepage Products Optical Transceiver Wdm 155Mbps SFP Optical Transceiver Bi-Directional 20km (PHF-8524-1LS)

Wdm 155Mbps SFP Optical Transceiver Bi-Directional 20km (PHF-8524-1LS)

Get Latest Price
Purchase Qty. / Reference FOB Price
10-49 Pairs US $26.5
50-99 Pairs US $25
100+ Pairs US $24
Port: Yantian, China
Production Capacity: 1000PCS Per Week
Payment Terms: L/C, T/T, D/P, Western Union, Paypal
Type: Fiber Transceiver
Wiring Devices: Fiber Switch,Router,Network Cark,SDH,Server
Certification: CE, ISO, RoHS
Condition: New
Rate: 155Mbps
Interface: LC

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Basic Info

Model NO.: PHF-8524-1LS
Transmission Distance: 2km
Trademark: PHYNAM
Transport Package: Unit Carton Size: 160mm*126mm*70mm
Specification: CE/EMC, CE/LVD, FCC Certification
Origin: Dongguan Guangdong China
HS Code: 8517623210

Product Description

Wdm 155Mbps SFP Optical Transceiver Bi-directional 20km (PHF-8524-1LS)


l  Up to 155Mbps data links
l  Hot-pluggable SFP footprint
l  850nm Oxide VCSEL laser transmitter
l  Duplex LC connector                                       
l  RoHS Compliant and Lead-Free
l  Up to 20km on single fiber
l  Metal enclosure, for lower EMI
l  Single power supply 3.3V
l  Low power dissipation
l  Commercial operating temperature range: 0°C to 70°C
l  155Mbps 100Base-SX Ethernet
l  SDH
The PHF-8524-1LS Small Form Factor Pluggable (SFP) transceivers are compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA). They are simultaneously compatible with Gigabit Ethernet as specified in IEEE Std 802.3 and Fibre Channel FC- PI-2 Rev. 7.0. They are RoHS compliant and lead-free per Directive 2002/95/EC
I. Pin Descriptions
1VEETTransmitter Ground (Common with Receiver Ground)1
2TFAULTTransmitter Fault. Not supported. 
3TDISTransmitter Disable. Laser output disabled on high or open.2
4MOD_DEF(2)Module Definition 2. Data line for Serial ID.3
5MOD_DEF(1)Module Definition 1. Clock line for Serial ID.3
6MOD_DEF(0)Module Definition 0. Grounded within the module.3
7Rate SelectNo connection required 
8LOSLoss of Signal indication. Logic 0 indicates normal operation.4
9VEERReceiver Ground (Common with Transmitter Ground)1
10VEERReceiver Ground (Common with Transmitter Ground)1
11VEERReceiver Ground (Common with Transmitter Ground)1
12RD-Receiver Inverted DATA out. AC Coupled 
13RD+Receiver Non-inverted DATA out. AC Coupled 
14VEERReceiver Ground (Common with Transmitter Ground)1
15VCCRReceiver Power Supply 
16VCCTTransmitter Power Supply 
17VEETTransmitter Ground (Common with Receiver Ground)1
18TD+Transmitter Non-Inverted DATA in. AC Coupled. 
19TD-Transmitter Inverted DATA in. AC Coupled. 
20VEETTransmitter Ground (Common with Receiver Ground)
1. Circuit ground is internally isolated from chassis ground.
2. Laser output disabled on TDIS >2.0V or open, enabled on TDIS <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.
II. Absolute Maximum Ratings
Maximum Supply VoltageVcc-0.5 4.0V 
Storage TemperatureTS-40 85°C 
Case Operating TemperatureTA0 70°C 
Relative HumidityRH0 85%1

1. Non condensing.
III. Electrical Characteristics (TA = 0 to 70 °C, VCC = 3.0 to 3.6 Volts)
Supply VoltageVcc3.0 3.6V 
Supply CurrentIcc 150240mA 
Input differential impedanceRin 100 Ω2
Single ended data input swingVin,pp250 1200mV3
Transmit Disable VoltageVD2 VccV4
Transmit Enable VoltageVENVee Vee+ 0.8V 
Single ended data output swingVout,pp250450550mV5
Data output rise timetr  175ps6
Data output fall timetf  175ps6
Mask Margin  45%   
LOS FaultVLOS fault2 VccHOSTV7
LOS NormalVLOS normVee Vee+0.5V7
Power Supply RejectionPSR100  mVpp8
Deterministic Jitter ContributionRX Δ DJ  51.7ps9
Total Jitter ContributionRX Δ TJ <65122.4ps10
2. Connected directly to TX data input pins. AC coupling from pins into laser driver IC.
3. We recommend <600mV for best EMI performance.
4. Or open circuit.
5. Into 100 ohms differential termination.
6. 20 - 80 %
7. LOS is an open collector output. Should be pulled up with 4.7k - 10k ohms on the host board. Normal operation is logic 0; loss of signal is logic 1. Maximum pull-up voltage is 5.5V.
8. Receiver sensitivity is compliant with power supply sinusoidal modulation of 20 Hz to 1.5 MHz up to specified value applied through the recommended power supply filtering network.
9. Typical peak-to-peak jitter (=6*RMS width of Jitter).
10. Measured with DJ-free data input signal. In actual application, output DJ will be the sum of input DJ and Δ DJ.
IV. Optical Characteristics (TOP = 0 to 70 °C, VCC = 3. 00 to 3.60 Volts)
Output Opt. Pwr: 50 or 62.5 MMFPOUT-9 -3dBm1
Optical Wavelengthλ830 860nm 
Spectral Widthσ  0.85nm 
Optical Modulation Amplitude @ 1.0625 GbpsOMA156  μW2
Optical Rise/Fall Timetr/ tf 100150ps3
Relative Intensity NoiseRIN  -120dB/Hz 
Deterministic Jitter ContributionTX Δ DJ 2056.5ps4
Total Jitter ContributionTX Δ TJ  <65119ps5
Extinction Ratio @ 1.25 GbpsER9  dB 
Mask Margin  45%   
Receiver Sensitivity = 1.0625 GbpsRxSENS  -20dBm6
Receiver Sensitivity = 1.25 GbpsRxSENS  -20dBm7
Stressed RX sens. =1.0625 Gbps 0.055  mW8
Stressed RX sens. =1.25 Gbps   -13.5dBm9
Average Receiver PowerRxMAX  0dBm 
Receiver Elec. 3 dB cutoff freq.   1500MHz 
Optical Center WavelengthλC770 860nm 
Optical Return Loss 12  dB 
LOS De-AssertLOSD  -20dBm 
LOS AssertLOSA-30  dBm 
LOS Hysteresis 0.5  dB 
1. Class 1 Laser Safety per FDA/CDRH, IEC, and EN60825-1 laser safety standards.
2. Equivalent extinction ratio specification for Fibre Channel. Allows smaller ER at higher average power.
3. Unfiltered, 20-80%. Complies with FC 1x and 2x eye mask when filtered.
4. Measured with DJ-free data input signal. In actual application, output DJ will be the sum of input DJ and Δ DJ.
5. If measured with TJ-free data input signal. In actual application, output TJ will be given by:
6. Specifications are for 50 micro-meter or 62.5 micro-meter fiber
7. As measured with 9dB extinction ratio.
8. Measured with conformance signals defined in FC-PI-2 Rev. 7.0 specifications.
9. Measured with conformance signals defined in IEEE 802.3 specifications.
V. General Specifications
Data RateBR 1.062 Gbps1
Bit Error RateBER  10-12  
Fiber Length on 50/125μm MMFL  550
Fiber Length on 62.5/125μm MMFL  300
1. Gigabit Ethernet and 1x, Fibre Channel compatible, per IEEE 802.3 and FC-PI-2 Rev. 7.0
2. At 1.0625 Gb/s Fibre Channel and 1.25 Gb/s Gigabit Ethernet data rates.
VI. Environmental Specifications
PHF-8524-1LS 850nm SFP transceivers have a commercial operating temperature range from 0°C to +70°C case temperature.
Case Operating TemperatureTop0 70°C 
Storage TemperatureTsto-40 85°C 

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