1.25G SFP Optical Module

1.25G CWDM 40KM SFP Optical Module

The SFP transceivers are high performance, cost effective modules supporting data-rate of 1.25Gbps and 40km transmission distance with SMF. The transceivers are compatible with SFP Multi-Source Agreement (MSA) and SFF-8472. For further information, please refer to SFP MSA and SFF-8472.

 

Key Features:

Data-rate of 1.25Gbps operation

Compliant to SFF-8472

Hot Pluggable

Up to 40Km on SMF

Wavelength selectable to ITU-T standards covering CWDM grid wavelengths

All-metal housing for superior EMI performance

RoHS6 compliant (lead free)

Operating case temperature:

Commercial : 0 to +70°C

Extended: -20~+80℃

 

Applications:

Gigabit Ethernet

Fiber Channel

Switch to Switch interface

Switched backplane applications

Router/Server interface

Other optical transmission systems

Absolute Maximum Ratings

Parameter	Symbol	Min.	Typical	Max.	Unit
Power Supply Voltage	VCC	0		3.6	V
Storage Temperature	Ts	-40		+85	°C
Operating Case Temperature	Tc	-20		+80	°C
Relative Humidity	RH	0		85	%
RX Input Average Power	Pmax	-		0	dBm

 

Recommended Operating Environment:

Parameter		Symbol	Min.	Typical	Max.	Unit
Power Supply Voltage		VCC	3.13	3.3	3.46	V
Power Supply Current		Icc			300	mA
Operating Case Temperature	Commercial	TC	0		+70	°C
	Extended		-20		+80
Data Rate				1.0625/1.25		Gbps

 

Electrical Characteristics

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section:
Input differential impedance	Rin	90	100	110	W	1
Single ended data input swing	Vin PP	180		700	mVp-p
Transmit Disable Voltage	VD	Vcc – 1.3		Vcc	V
Transmit Enable Voltage	VEN	Vee		Vee+ 0.8	V
Receiver Section:
Single ended data output swing	Vout,pp	300		600	mv	2
LOS Fault	Vlosfault	Vcc – 0.5		VCC_host	V	3
LOS Normal	Vlos norm	Vee		Vee+0.5	V	3

 

 

 

 

 

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