1550nm SMF Optical Transceiver 1.25g Gbics SFP Module Compatible with Cisco Router

• Usage: Computer, Server
• Type: Wireless
• Support Network: Ethernet
• Information content: Data
• Certification: CE, ISO
• Condition: New
• Model NO.: DT-SFP-1550-1.25G-40KM
• Data Rate: 1.25g
• Wavelength: 1550nm
• Reach: 40km
• Tx Power: -9~-3dBm
• Rx Sensitivity: -20dBm
• Transport Package: Standard Package with Carton Box
• Specification: CE; RoHs; IOS
• Trademark: Daytai
• Origin: Zhejiang, China (Mainland)
• Production Capacity: 8000 PCS/Month

Product Description

Description 
1550nm 40km 1.25G SFP Optical Transceivers (DT-SFP-1550-1.25G-40KM),To Be Used On a Series of Switches, Routers, Servers, Network InterfaceCard Etc,Package:SFP,Data Rate:1.25G,Wavelength:1550nm,Reach:40km,TX:DFB,RX:PIN,TX Power:-9~-3dBm,RX Sensitivity:-20dBm, Compatible With the Brand:Cisco,Juniper,Brocade,Arista,Mellanox,HPE,Dell,Dell Force10,Huawei...Etc is Optional.

Features
⊙Hot-pluggable
⊙RoHS Compliant
⊙Up to 1.25Gbps data rate
⊙Single +3.3V power supply
⊙Operating temperature range:
⊙Commercial: 0C~+70C
⊙Industrial: -40C~+85C
⊙Up to 40km on 9/ 125µm SMF
⊙Metal enclosure, for lower EMI
⊙International Class1 laser safety certified
⊙DFB laser transmitter and PIN photo-detector
⊙Duplex LC receptacle optical interface compliant
⊙DDMI function available with internally calibrated mode

Application
⊙Point-to-Point networking ²
⊙Other Optical Links ²
⊙Gigabit Ethern

Standard 
⊙Router/Server Interface  
⊙Compliant with SFF-8472 v11.0        
⊙Switched Backplane Applications  
 

Absolute Maximum Ratings
Parameter	Symbol	Min	Max	Unit
Storage temperature	TS	-40	85	C
Power Supply Voltage	Vcc	-0.5	+4	V
Relative Humidity	RH	5	95	%
Signal Input Voltage		-0.3	Vcc+0.3	V
Receiver Damage Threshold		+5		dBm

Recommended Operating Conditions
Operating Case Temperature (Commercial)	Tc	0		70	C
Operating Case Temperature (Industrial)		-40		85
Power Supply Voltage	Vcc	3. 13	3.3	3.47	V
Ambient Humidity	HA	5		70	%
Supply Current	Icc			280	A
Data Rate		-	1.25	-	Gbps
Fiber Length 9/ 125μm core SMF		-	40		km

Electrical Characteristics
Parameter	Symbol	Min	Typical	Max	Unit	Notes
Total Supply Current	ICC			A(TX)	mA	A (TX) + B (RX) = 300mA
Transmitter Disable Input-High	VDISH	2		Vcc+0.3	V
Transmitter Disable Input-Low	VDISL	0		0.8	V
Transmitter Fault Input-High	VDISL	2		Vcc+0.3	V
Transmitter Fault Input-Low	VTxFH	0		0.8	V
Total Supply Current				B(RX)	mA	A (TX) + B (RX) = 300mA
Loss of Signal (LOS)	Voh	2		Vcc+0.3	V
	Vol	0		0.8	V

Optical transmitter Characteristics
Parameter		Symbol	Min	Typical	Max	Unit	Notes
Average Output Power		Pout	-9		-3	dBm	1
Operating Wavelength Range		λc	1530	1550	1570	nm
Spectrum Bandwidth(RMS)		σ			1	nm
Side Mode Suppression Ratio		SMSR	30			dB
Extinction Ratio		ER	9			dB	2
Differential Line Input Impedance		RIN	90	100	110	Ohm
Jitter P-P		tJ			0.1	UI
Optical Tx Output disable		Pdis			-45	dBm
Output Eye Diagram		Complies with IEEE802.3 z (class 1 laser safety)
Optical receiver Characteristics
Parameter		Symbol	Min	Typical	Max	Unit	Notes
Receiver Sensitivity		S			-20	dBm	4
Wavelength Range		λc	1270		1610	nm
Receiver Reflectance					- 12	dB
Input Saturation Power (Overload)		Psat	-3			dBm	4
LOS	Optical De-assert	Pd			-25	dBm	4
	Optical Assert	Pa	-38
LOS hysteresis			0.5	2	6	dB	5

Q1:What's the delivery time?
Re:The lead time is 15-20 days after order confirmed.

Q2:Can you send me a free sample?
Re: We are willing to send you free sample, if you would like to pay the shipping costs.

Q3:What's your payment terms?
Re: 30% in advance, and 70% before shipment.

Q4:What's the payent method?
Re: We accpet T/T, Western Union, Paypal.

Q5:How to ship the items to me?
Re: Courier (DHL , TNT , FEDEX , UPS , EMS ) , By Air, By