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
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
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
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)