Absolute Maximum Ratings
PARAMETER SYMBOL MIN  MAX UNITS NOTE
Storage Temperature TS -40 85 ºC  
Supply Voltage Vcc -0.5 4.0 V  
Input Voltage VIN -0.5 Vcc V  
Output Current Io   50 mA  
Operating Current IOP   400 mA  
Recommended Operating Conditions
PARAMETER SYMBOL MIN  MAX UNITS NOTE
Case Operating Temperature Tc 0 70 ºC CL-SFP+ SX 550
-20 85 ºC CL-SFP+ SX 550I
Supply Voltage Vcc 3.1 85  V  
Supply Current ITX + IRX   250 mA  



Transmitter Electro-optical Characteristics  
Vcc = 3.1 V to 3.5 V, T= 0 ºC to 70 ºC (-20 °C to 85 °C)  
PARAMETER SYMBOL MIN  TYP. MAX UNITS NOTE
Output Optical Power
(50/125pm fiber, NA=0.20)
(62.5/125pm fiber, NA=0.275)
out -7.1   -1 dBm  Average
Extinction Ratio ER 9     dB  
Coupled Power Ratio CPR 9     dB  
Center Wavelength  λc 830 850 860 nm  
Spectral Width (RMS)  Δλ     4.5 nm  
Rise/Fall Time, (20-80%) Tℵf       ps  
Relative Intensity Noise RIN     -128 dB/Hz  
Total Jitter  TJ     227 ps  
Output Eye Compliant with IEEE802.3z  
Max. Pout TX-DISABLE Asserted P OFF     -45 dBm  
Differential Input Volta0 V DIFF 0.4   2.0 v  
Receiver Electro-optical Characteristics  
Vcc = 3.1 V to 3.5 V, T= 0 ºC to 70 ºC (-20 ºC to 85 °C)  
PARAMETER SYMBOL MIN  TYP. MAX UNITS NOTE
Optical Input Power-maximum P IN -1     dBm  

BER < 10-12

Optical Input Power-minimum (Sensitivity) P IN     -9.9 dBm  

BER < 10-12

Operating Center Wavelength λc 770   860 nm  
Optical Return Loss  ORL 12     db  
Loss of Signal-Asserted P A  -12     dBm  
Loss of Signal-Deasserted P D      -20 dBm  
Differential Output Voltage V Diff 0.5   1.2 V  
Data Output Rise, Fall Time (20-80%) T rf     0.35 ns  
Receiver Loss of Signal Output Voltage-Low  

RX_LOSL

0   0.5 V  
Receiver Loss of Signal Output Voltage-High RX_LOSH 2.4   Vcc V