1.25G 20KM 1310nm Dual Fiber Single mode SFP module

Short Description:

  • 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


Product Detail

Product Tags

Applications

Switch

Video monitor system Telecommunication system
Absolute Maximum Ratings

Parameter Symbol Min Max Unit
Storage Temperature TS -40 +85
 Operating Temperature  TOP Commercial level -20 +70  
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  
industrial level -40   85
Power Supply Voltage V CC-VEE 3 3.3 3.6 V

 Operating Conditions

1 TransmitterT=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@-20dBFWHM - - 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  

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

Note1: l:1270,1290,1310,1330,1350,1370,1390,1410,1430,1450,1470,1490,1510,1530,1550,1570,1590,1610.nm

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

Notes:

switch from a high state to a low state.

1)Value of output power and sensitivity can be customized according to the demand

Ordering Information

Example

DSFP 49 24-C 1 2 LC - 80

Sign Mean Description
DSFP

Module type

DSFP= Dual fibers SFP SFP=Single fiber SFP
49

Center wave

30=1310tx/NO rx 50=1550tx/NO 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
C Laser type F=FP D=DFB C=CWDM V=VCSEL
1

Operating T

1=-20~+70℃ 2=-40~+85℃  
1 DDMI 1=NO DDM 2=DDMI  
LC Connector SC=SC LC=LC  
 80  Distance 022=220M 055=550M 5=5KM 10=10KM
20=20KM 40=40KM 80=80KM 100=100KM

Example

DSFP 3X 24-0 12 LC - 80

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  
 20  Distance 022=220M 055=550M

5=5KM

10=10KM
20=20KM 40=40KM

80=80KM

100=100KM

Typical products

 Part No.  Wavelength Con- nector  Temp. TXPower (dBm) RX Sens(Max.) (dBm) DD MI  Distance
DSFP3X24-F11LC-20 T 1310FP/rx 1100~1610

LC

-20 to 70 -9 to-0 -23 F 20km
DSFP5X24-D12LC-40 T 1550DFP /R 1100~1610

LC

-20 to 70 -5~0 -24 T 40KM
 DSFP6124-C12LC-80 T 1610 CWDM/ R1100~1610  

LC

 -20 to 70  -3 to 2  -26  T  80km

Designing notice

001

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)

002

SFP Host Board Mechanical Layout


  • Previous:
  • Next:

  • Write your message here and send it to us