What is the difference between GPON B+ and C+ GPON transceiver?

When you configure the MA5683T, MA5680T, MA5600T, MA5608T, MA5603T… have the the confuse: what the difference is between the GPON B+ and C+ GPON transceiver? Here we will slove the problem:

The difference between the GPON B+ and C+ GPON transceiver:

	B+ Module	C+ Module
Type	One-fiber bi-directional optical module, class B+	One-fiber bi-directional optical module, class C+
Operating Wavelength	Tx: 1490 nm Rx: 1310 nm	Tx: 1490 nm Rx: 1310 nm
Encapsulation Type	SFP	SFP
Port Rate	Tx: 2.49 Gbit/s Rx: 1.24 Gbit/s	Tx: 2.49 Gbit/s Rx: 1.24 Gbit/s
Minimum Output Optical Power	1.50 dBm	3.00 dBm
Maximum Output Optical Power	5.00 dBm	7.00 dBm
Maximum Receiver Sensitivity	-28.00 dBm	-32.00 dBm
Optical Connector Type	SC/PC	SC/PC
Optical Fiber Type	Single-mode	Single-mode
Reach	20.00 km	20.00 km
Overload Optical Power	-8.0 dBm	-12.0 dBm
Extinction Ratio	8.2 dB	8.2 dB

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