1.25G 1310nm 40KM dual fiber LC Sfp Module

Short Description:

Features :
Multi-sourced SFP package with dual LC/PC receptacles;
Single mode dual fibers transmission
Up to 20~80Km with 9/125μm SMF;
AC coupled for Rx and Tx side
Two temperature ranges: 0°C to +70°C for commercial level, -40°C to +85°C for industrial level;
operates at data rate 1.25Gbps;
Complies with MIL-STD-883/GR-468
Complies with lots of brands of switch such as cisco h3c…….
Can be with or without DDM

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Product Detail

Parameters

Applications

video

Product Tags

Notes:

switch from a high state to a low state.
1)Value of output power and sensitivity can be customized according to the demand

Designing notice：

DSFP Pin description

Pin	Descriptions	Pin	Descriptions
1	VEET	Transmitter Ground (Common with Receiver Ground)	1
2	TFAULT	Transmitter Fault.	2
3	TDIS	Transmitter Disable. Laser output disabled on high or open.	3
4	MOD_DEF(2)	Module Definition 2. Data line for Serial ID.	4
5	MOD_DEF(1)	Module Definition 1. Clock line for Serial ID.	4
6	MOD_DEF(0)	Module Definition 0. Grounded within the module.	4
7	Rate Select	No connection required
8	LOS	Loss of Signal indication. Logic 0 indicates normal operation.	5
9	VEER	Receiver Ground (Common with Transmitter Ground)	1
10	VEER	Receiver Ground (Common with Transmitter Ground)	1
11	VEER	Receiver Ground (Common with Transmitter Ground)	1
12	RD-	Receiver Inverted DATA out. AC Coupled
13	RD+	Receiver Non-inverted DATA out. AC Coupled
14	VEER	Receiver Ground (Common with Transmitter Ground)	1
15	VCCR	Receiver Power Supply
16	VCCT	Transmitter Power Supply
17	VEET	Transmitter Ground (Common with Receiver Ground)	1
18	TD+	Transmitter Non-Inverted DATA in. AC Coupled.
19	TD-	Transmitter Inverted DATA in. AC Coupled.
20	VEET	Transmitter Ground (Common with Receiver Ground)	1

Small Form-factor Pluggable (SFP) Transceiver MultiSource Agreement (MSA)

SFP Host Board Mechanical Layout (Cont.)

Recommended Bezel Design

Product parameters：

Part No.	Wavelength	Connector	Temp.	TX Power (dBm)	RX Sens (Max.) (dBm)	DDMI	Distance
DSFP3X24-F11LC-40	T 1310FP/rx 1100~1610	LC	-20 to 70	-5 to-0	-23	F	40km
DSFP5X24-D12LC-60	T 1550DFP /R 1100~1610	LC	-20 to 70	-3~0	-24	T	60KM
DSFP6124-C12LC-80	T 1610 CWDM/ R 1100~1610	LC	-20 to 70	-3 to 2	-26	T	80km

Ordering Information：

Example
DSFP 3X 24-0 12 LC -40

Sign	Mean	Description
DSFP	Module type	DSFP= Dual fibers SFP			SFP=Single fiber SFP
3X	Center wave	88=850NM T&R		3x=1310 tx/1100~1610 RX		CWDM Like 49=1490 CWDM TX 1100~1610 RX
24	date Rate	03=155M	12=622M	24=1.25G		48=2.5G	60=3.125G
0	Laser type	0=no LD
1	Operating T	1=-20~+70℃		2=-40~+85℃
2	DDMI	1=NO DDM		2=DDMI
LC	Connector	SC=SC		LC=LC
40	Distance	022=220M		055=550M		5=5KM		10=10KM
		20=20KM		40=40KM		80=80KM		100=100KM

Absolute Maximum Ratings：

Parameter	Symbol		Min	Max	Unit
Storage Temperature	TS		-40	+85	℃
Operating Temperature	TOP	Commercial level	-20	+70	℃
Operating Temperature	TOP	industrial level	-40	85	℃
Supply Voltage	VCC		-0.5	+4.5	V
Voltage on Any Pin	VIN		0	VCC	V
Soldering Temperature ,Time	-			260℃, 10 S	℃,S

Recommended Operating Conditions：

Parameter	Symbol		Min.	Typ	Max.	Unit
Ambient Temperature	TAMB	Commercial level	0	-	70	℃
Ambient Temperature	TAMB	industrial level	-40		85	℃
Power Supply Voltage	V CC-VEE		3	3.3	3.6	V

Operating Conditions：

1. Transmitter（T=25℃, Vcc=3~3.6V (+3.3V)） 1.25G

Parameter		Symbol			Min.	Typ	Max.	Unit
Center Wavelength		lc	FP OR DFB		1520	1550	1580	nm
					1280	1310	1340
			CWDM		l-6	l(note1)	l₊₆
Spectral width		△l	FP@RMS		-	1	2	nm
			DFB@-20dB FWHM		-	-	1
Side Mode Suppression Ratio		SMSR (DFB only)			30			dB
Output Power	0~20km	1310 FP		Po	-9	-	-3	dBm
	20km	1550 DFB			-9	-	-0
		CWDM			-9	-	-0
	40km	1550 DFB			-5		0
		CWDM			-5		0
	80km	1550 DFB			-3		2
		CWDM			-3		2
Extinction Ratio		ER		1.25G	9		-	dB
Supply Current		ICCT			-		150	mA
Input Differential Impedance		Rin				100		Ω
Data Input Swing Differential		Vin			300		1200	mV
Optical Modulation Amplitude		OMA			174			μW
Transmit Disable Voltage		VD			2.0		Vcc	V
Transmit Enable Voltage		VEN			0		0.8	V
Transmit Disable Assert Time							10	us
Optical Rise/Fall Time		Tr/ Tf (20-80%)				150	260	ps
Deterministic Jitter Contribution		TX ΔDJ					51.7	ps
Total Jitter Contribution		TX ΔTJ					90	ps
Output Optical Eye		IUT-T G.957 Compliant

2.Receiver （T=25℃, Vcc=3~3.6V (+3.3V) 1.25G

Parameter			Symbol		Min.	Typ	Max.	Unit
Wavelength Range			lc		1100		1610	nm
Sensitivity	0~20km	1.25G	Pin	PMIN	-	-24	-23	dBm
	40km		Pin		-	-25	-24
	80km		Pin		-	-27	-26
MAX. Input Power (Saturation)			PMAX		-3	-	-
Signal Detect Assert			PA		-	-	-24
Signal Detect De-assert			PD		-34	-	-
Signal Detect Hysteresis			PHYS		1	-	4
Supply Current			ICCR		-	-	150	mA
Data Output Swing Differential			Vout		400	-	1000	mV
Signal Detect Voltage – High			VSDHC		2.0	-	VCC	V
Signal Detect Voltage – Low			VSDL		0	-	0.8	V