Well-designed 1gb Sfp Module - 1.25G 1310nm 20KM Single mode dual fiber LC Sfp Module – HDV Detail:
Applications：
- Switch
- Video monitor system
- Telecommunication system
Product parameters：
|
Part No. |
Wavelength |
Connector |
Temp. |
TX Power (dBm) |
RX Sens (Max.) (dBm) |
DDMI |
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/ R 1100~1610 |
LC |
-20 to 70 |
-3 to 2 |
-26 |
T |
80km |
Ordering Information：
Example
DSFP 3X 24-0 12 LC – 20
DSFP 3X 24-0 12 LC – 20
|
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 |
|||||
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@-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 |
||||
Notes:
switch from a high state to a low state.
1)Value of output power and sensitivity can be customized according to the demand
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 detail pictures:
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