Specification of Optical Transmitter

RF Parameters :

Laser Diode : Lasertron, part No. QLM3S860SPEC

Modulation Bandwidth60KHz - 1GHz
Frequency Response +/- 2.0 dB
Input Impedance 50 Ohm
Input 1dB compression point [Measured
with 32MHz wide , noise sourcecenterd
at 70MHz] Impedance
> +10 dBm
Input 3rd order intercept point> +18 dBm
Equivalent input noise><= -135 dBm
DC Parameters :
Slope Efficiency [slope of Power
Vs Current curve]
>= 0.04mW/mA
Optical Output Power>= 0.5mW
Peak Optical Wavelength 1300 +- 10 nm
Spectral Width (rms) <1.5 nm
Maximum DC power Requirement+5V @ 1 A [Tamb = 65 deg.C]
-5 V @ 80 mA [Tamb = 25deg. C]
+12V @ 80 mA

Specification of Optical Receiver

RF Parameters:

Photo Diode : Epitax make, part No ; ETX75FJ-SLR

Modulation Bandwidth 7MHz - 870 MHz (min)
Frequency Response +-2.0 dB
Input Impedance 50 Ohm
DC Parameters :
Responsivity >= 0.8 mA/mW
Operating Wavelength 1100 - 1600 nm
Optical Return Loss > 45 dB
Maximum DC Power Requirement +12V @ 90 mA