Product Features
● Uncooled Laser Diode with MQW Structure
● APD-TIA Photodiode Receiver
● Reach 120 km Transmission Distance on 9/125μm SMF
● DUAL Single Mode Transceiver SFP Footprint LC Optical Interface
● Compliant With SFP MSA and SFF-8472
● Digital Diagnostic Monitoring Interface
● Single +3.3V Power Supply
● LVPECL Differential Inputs and Outputs
● LVTTL Signal Detection Output
● Compliant With ITU-T G.957
● Compliant With RoHS and Lead Free
● Metal Enclosure for Lower EMI
● Operating Case Temperature:-
      Standard: 0 to +70°C
      Extend: -20 to +85°C
      Industrial: -40 to +85°

Product Applications
● Gigabit Ethernet
● Fiber Channel
● ATM/SONET/SDH/Switch/Router
● Other Optical Transmission Systems

Absolute MaximumRatings

Parameter Symbol Min Max Unit
Storage Temperature Tst -40 +85 °C
Operating Temperature TO BYCS-1512-H2D 0 +70 °C
BYCS-1512-H2DE -20 +85 °C
BYCS-1512-H2DI -40 +85 °C
Input Voltage – GND VCC V
Power Supply Voltage VCC-VEE 0 +3.6 V
Note:Stressinexcessofmaximumabsoluteratingscancausepermanentdamagetothe module.

Recommended OperatingConditions

Parameter Symbol Min Typ Max Unit
Storage Temperature Tst -40 – +85 °C
Operating Case Temperature TC BYCS-1512-H2D 0 – +70 °C
BYCS-1512-H2DE -20 – +85 °C
BYCS-1512-H2DI -40 – +85 °C
Power Supply Voltage VCC 3.1 3.3 3.5 V
Power Supply Current ICC – – 300 mA
Data Rate DR – 1.25 – Gbps

OpticalSpecification

Transmitter
Parameter Symbol Min Typ Max Unit Note
Center Wavelength 1550 DFB λC 1480 1550 1580 nm –
Spectral Width DFB Δλ – – 1 nm –
Side Mode Suppression Ratio SMSR 30 – – dB DFB Laser
Average Optical Output Power Po 0 – 5 dBm –
Extinction Ratio ER 9 – – dB –
Optical Rise/Fall Time(20%-80%) Tr/Tf – – 0.28 ns –
Output Eye Diagram Compliant with ITU-T G.957
Receiver
Parameter Symbol Min Typ Max Unit Note
Operate Wavelength – 1261 – 1620 nm –
Receiver Sensitivity RSENS – – -32 dBm 1
Receiver Saturation PRS -8 – – dBm 1
LOS Assert – -35 – – dBm Alarm: High-level
LOS De-Assert – – – -32 dBm
LOS Hysteresis – 0.5 – 5 dBm –
Note:1.Minimum Sensitivity and saturationlevels for a27-1PRBS testpattern@1.25Gbps.

ElectricalSpecification

Transmitter
Parameter Symbol Min Typ Max Unit Note
Power Supply Current ICCT – 70 160 mA 2
Input Differential Impedance ZIN 90 100 110 Ω –
Input Swing Differential Voltage VIN 350 – 1600 mV 3
TX-Disable Voltage Disable – 2.0 – VCC V –
Enable – 0 – 0.8 V –
TX-Fault Voltage Fault – 2.0 – VCC V –
Normal – 0 – 0.8 V –
Receiver
Parameter Symbol Min Typ Max Unit Note
Power Supply Current ICCR – 70 150 mA 2
Output Swing Differential Voltage VOUT 350 – 1600 mV 4
LOS Voltage High – 2.0 – VCC V –
Low – 0 – 0.8 V –
Note: 

2. The current excludes the output load current.
3. CML input, internally AC-coupled and terminated.
4. Internally AC-coupled.

Package Diagram
Board Layout Hole Pattern

image-20.png

LC Side Interface

image-21-768x340.png

OrderInformation

产品型号 封装 波长(-xx) 速率(xx) 传输距离  (-xx) x 等级(x)
BYCS-1512-H2Dxx SFP 13=1310nm 
15=1550nm		 12=1.25G 20=20km 
40=40km 
80=80km 
H2=120km		 空 不带DDM 
D 带DDM		 空 商业级 
E 扩展级 
I 工业级