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DESCRIPTION

Basic Info

Model NO.	GFC-OLLDxx2XL-C(I)D40
Delivery Time	3-7 Days
Warranty	3 Years
Distance	40km
Transport Package	Antistatic Bag
Specification	25G
Trademark	GFC
Origin	Zhejiang China
HS Code	8517706000
Production Capacity	50K/Month

Product Description

Product Features

• Supports 24.33Gb/s to 25.78Gb/s bit rates
• compliant to IEEE 802.3CC
• compliant to SFF-8402 for SFP28 solution
• Digital Diagnostic Monitor Interface with SFF-8472
• Hot pluggable SFP+ footprint
• EML laser and APD Receiver
• Applicable for 40Km SMF connection
• High transmission margin
• Low power consumption<1.8W
• Single 3.3V power supply
• Operating case temperature:

Commercial :0 to 70 . C
Industrial :-40 to 85 . C

 

Applications

• 25.78 Gb/s single lane
• CPRI 10
• Other optical links

 

Absolute Maximum Ratings

Parameter	Symbol	Min.	Max.	Unit	Note
Supply Voltage	Vcc	-0.5	4.0	V
Storage Temperature	TS	-40	85	°C
Relative Humidity	RH	0	85	%

Note: Stress in excess of the maximum absolute ratings can cause permanent damage to the transceiver.

 

General Operating Characteristics

Parameter	Symbol	Min.	Typ	Max.	Unit	Note
Data Rate			25.78		Gb/s
Supply Voltage	Vcc	3.13	3.3	3.47	V
Supply Current	Icc5			550	mA
Operating Case Temp.	Tc	0		70	°C

 

Electrical Characteristics (TOP(C) = 0 to 70 ºC,VCC = 3.13 to 3.47 V)

Parameter	Symbol		Min.	Typ	Max.	Unit	Note
Transmitter
Differential data input swing		VINPP	300		800	mVpp	1
Tx Disable input	H	TDH	2.0		Vcc+0.3	V
	L	TDL	0		0.8
Tx Fault output	H	TFH	2.0		Vcc+0.3	V	2
	L	TFL	-0.3		0.8
Input differential impedance		Rin		100		Ω
Receiver
Differential data output swing		Vout,pp	500		900	mVpp	3
Rx Los Output	H	VOH	2.0		Vcc+0.3	V	4
	L	VOL	-0.3		0.8

Note:

1. Connected directly to TX data input pins. AC coupled thereafter.
2. Or open circuit.
3. Into 100 ohms differential termination.
4. Loss Of Signal is LVTTL. Logic 0 indicates normal operation; logic 1 indicates no signal detected..

Optical Characteristics (TOP(C) = 0 to 70 ºC, TOP(I) =-40 to 85 ºC,VCC = 3.13 to 3.47 V)

Parameter	Symbol	Min.	Typ	Max.	Unit	Note
Transmitter
Operating Wavelength	λ	1285.65	1286.66	1287.69	nm
		1290.09	1290.10	1292,13
		1294.53	1295.56	1296.59
		1299.02	1300.05	1301.09
		1303.54	1304.58	1305.63
		1308.09	1309.14	1310.19
Ave. output power (Enabled)	PAVE	-1.6		6	dBm	1
Side-Mode Suppression Ratio	SMSR	30			dB
Extinction Ratio	ER	4.5			dB
RMS spectral width(-20dB)	Δλ			1	nm
Power off Tx disable	TDP			-30	dB
Transmitter reflection	RIN			-12	dBm
RIN(OMA)				-130	dB/Hz
Receiver
Operating Wavelength		1260		1355	nm
Receiver Sensitivity	PSen			-19	dBm	2
Overload	Pimax	-5			dBm
Receiver reflection				-26	dBm
LOS Assert	Pa	-30			dBm
LOS De-assert	Pd			-14	dBm
LOS Hysteresis	Pd-Pa	1		5	dB

Notes:
1. Class 1 Laser Safety per FDA/CDRH and IEC-825-1 regulations
2 Measured with a PRBS 231-1 test pattern, @25.78Gb/s, [email protected]*10-5 ..

Typical Interface Circuit

Package Dimensions