China Supplier Fiber Module - 1.25G 20KM 1310nm Dual Fiber Single mode SFP module – HDV Detail:
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 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@-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 |
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 | ||||||
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
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
Product detail pictures:
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We always continually offer you the most conscientious purchaser services, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for China Supplier Fiber Module - 1.25G 20KM 1310nm Dual Fiber Single mode SFP module – HDV , The product will supply to all over the world, such as: Comoros, Sri Lanka, Roman, Our domestic website's generated over 50, 000 purchasing orders every year and quite successful for internet shopping in Japan. We would be happy to have an opportunity to do business with your company. Looking forward to receiving your message !
By Melissa from Jordan - 2016.04.28 15:45
We have been looking for a professional and responsible supplier, and now we find it.
By Amy from Croatia - 2016.02.18 15:54
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