20140311102112494

1.25G SFP WDM Optical Transceiver

SFP WDM Optical Transceiver,1000Base-LX/LH Distance 10km 20Km 40Km with 9/125 SMF Data rate up to 1.25Gb/s Meet SFP MSA

INFORMATION

Features:.

l       Compliant with IEEE802.3z Gigabit Ethernet

l       1310nm FP laser and 1490nm
PIN photo detector

l      Industry
standard small form pluggable (SFP) package

l      Simplex
SC connector

 l       Compliant
with SFP MSA and SFF-8472

l       Digital Diagnostic Monitoring(DDM):Internal Calibration or External
Calibration

l      Differential
LVPECL inputs and outputs

l      Single
power supply 3.3V

l      TTL
signal detect indicator

l      Hot
Pluggable

l      Class
1 laser product complies with EN 60825-1

Description:

BDTRP439S1SN/D-20 Small Form Factor Pluggable (SFP) transceivers are compatible with the Small
Form Factor Pluggable Multi-Sourcing Agreement (MSA). The SFP transceiver supports dual data-rate of 1.25Gbps
and from 20km transmission distance with SMF. They simultaneously comply with the standards IEEE
Std 802.3 and IEEE 802.3u. The SFP module can be compatible with other brand switch
devices like Cisco,Huawei etc.The SFP module has the function of AGC (Automatic
Gain control without attenuator).

Block Diagram of Transceiver

scheme

 

Application:

  • Switch to switch interface
  • High speed I/O for file servers .
  • Bus extension applications 

Transmitter Electro-optical Characteristics

Vcc = 3.1 V
to 3.5 V, TC =0℃ to +70 ℃

PARAMETER

SYMBOL

MIN

TYP.

MAX

UNITS

NOTE

Output
Optical Power

9/125 μm fiber

Pout

-9

-3

dBm

Average

Extinction
Ratio

ER

9

dB

 

Center
Wavelength

λC

1260

1310

1360

nm

 

Spectral
Width (RMS)

Δλ

2.5

nm

 

Rise/Fall
Time, (20
80%)

Tr, f

260

ps

 

Relative
Intensity Noise

RIN

-120

dB/Hz

 

Total
Jitter

TJ

227

ps

 

Output Eye

Compliant with IEEE802.3z

Max. Pout
TX-DISABLE Asserted

POFF

-45

dBm

 

Differential
Input Voltage

VDIFF

0.4

2.0

V

 

 Receiver Electro-optical Characteristics

Vcc = 3.1 V to 3.5 V, TC =0℃ to +70 ℃

PARAMETER

SYMBOL

MIN

TYP.

MAX

UNITS

NOTE

Optical
Input Power-maximum

PIN

0

dBm

BER < 10−12

Optical
Input Power-minimum

(Sensitivity)

PIN

-21

dBm

BER < 10−12

Operating
Center Wavelength

λC

1480

 

1580

nm

 

Optical
Return Loss

ORL

14

dB

λ=1480~1580nm

Optical
isolation

ISO

-40

dB

λ=1480~1580nm

Signal
Detect-Asserted

PA

-21

dBm

 

Signal Detect-Deasserted

PD

-35

 

dBm

 

Differential
Output Voltage

VDIFF

0.5

1.2

V

 

Data Output
Rise, Fall Time

(2080%)

T r, f

0.35

ns

 

Receiver
Loss of Signal Output

Voltage-Low

RX_LOSL

 

0

0.5

V

 

Receiver
Loss of Signal Output

Voltage-High

RX_LOSH

2.4

Vcc

V

 

 
Suggested Transceiver Interface

SFP module application diagram

 

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