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Datasheet
SFP Bidirectional Transceivers
SFP-GD-BX34xx and SFP-GD-BX43xx
Features
SFF-8472 compliance (SFP) 1250 Mbps data rates - IEEE 802.3ah - Gigabit Ethernet Single-mode optics Single fiber, bi-directional Separate Tx and Rx wavelengths Class 1 laser (Tx): 1310 nm or 1490 nm 22 km reach Digital Diagnostics (SFF-8724) Commercial and industrial temperature availability
General Operations Parameter Supply Voltage Total Current Power Supply Noise Rejectiona Operating Temperature of SFP Caseb Operating Temperature of SFP Caseb (TH) Storage Temperature Data Rate
a) 20 Hz to 155 MHz b) Maximum Relative Humidity is 85%, non-condensing
Symbol Vcc Icc PSR Top Top Tst DR
Min. 3.135 100 -5 -40 -40 -
Max. 3.465 300 70 85 85 1250
Unit V mA mVp-p C C C Mbps
Transmitter Specifications (Optical) Parameter Optical Power Optical Crosstalk Average Launch Power Of Off Tx Extinction Ratio Eye Mask Optical Rise Time (20% to 80% values) Optical Fall Time (20% to 80% values) Mean TX Wavelength SFP-GD-BX34xx: 1310 Mean TX Wavelength SFP-GD-BX43xx: 1490 Spectral Width (RMS) SFP-GD-BX34xx Spectral Width (RMS) SFP-GD-BX43xx Relative Intensity Noise Transmitter Reflectance Optical Return Loss Tolerance tr tf RIN ORLT 1260 1480 Symbol
Pop
XT
Min -9 6 IEEE 802.3ah
Max -3 -40 -45 260 260 1360 1500 3.5 0.88 -120 -12 12
Unit dBm dB dBm dB ps ps nm nm nm nm dB/Hz dB dB
Poff
ER
1
Datasheet
Transmitter Specifications (Electical) Parameter Input Differential Impedence PECL Single Ended Data Input Swing TxFault_Fault TxFault_Normal TxDisable_Disable TxDisable_Enable Symbol Rin Vin,p-p Vfault Vnormal Vd Ven Min 80 250 2 Vee 2 Vee Max 120 1200 Vcc Vee+0.5 Vcc Vee+0.8 Unit mV V V V V
Receiver Specifications (Optical) Parameter Receive Powerc Damage Threshold For Receiver Mean Rx Wavelength SFP-GD-BX34xx: 1550d Mean Rx Wavelength SFP-GD-BX43xx: 1310d LOS Assert LOS De-assert LOS Hysteresis: Receiver Reflectance Symbol Rsens,low/high Pin,damage
-
Min -22 (sensitivity) 0 1480 1260 -45 0.5 -
Max -3 (saturation) 1580 1360 -20 -12
Unit dBm dBm nm nm dBm dBm dB dB
a) Measured at 10-12 BER, PRBS 27-1, 6 dB ER b) Receiver performance can be maintained over a broader wavelength range
Receiver Specifications (Electrical) Parameter PECL Single Ended Data Output Swing Data Output Rise Time Data Output Fall Time Symbol Vout, p-p tr tf Min 185 Max 800 500 500 Unit mV ns ns
Timing and Electrical Parameter Tx Disable Negate Time Tx Disable Assert Time Time To Initialize, Including Reset Of Tx Fault Tx Fault Assert Time Tx Disable To Reset LOS Assert Time LOS De-assert Time Serial ID Clock Rate RX_LOS Voltage (High) RX_LOS Voltage (Low) LOS Output Voltage-Fault LOS Output Voltage-Normal MOD_DEF (0:2)-High MOD_DEF (0:2)-Low Symbol t_on t_off t_init t_fault t_reset t_loss_on t_loss_off f_serial_clock RX_LOSH RX_LOSL VLOS fault VLOSnormal VH VL Min 10 2 2 Vee 2 Vee Max 1 10 300 100 100 100 100 0.8 Vcc Vee+0.5 Vcc Vee+0.5 Unit ms s ms s s s s KHz V V V V V V
2
Datasheet
Digital Diagnostics Parameter Temperature (SFP-GD-BX34/43 and SFP-GD-BX34/43SC) Temperature (SFP-GD-BX34/43TH) Voltage Bias Current TX Power RX Power Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Ordering Information Wavelength (nm) Description Distance Range (km)
0 -22 0 -22 0 -22 0 -22 0 -22 0 -22
Range -5 to 70
Accuracy 3
Unit C
Calibration Bit Value Internal 1/256 C
Formula Tc(C)=Tad(16 bit signed twos complement)/256
-40 to 85 0 to Vcc 0 to 120 -9 to -3 -20 to -3
3 0.1 5 3 dB 3 dB
C V mA dBm dBm
Internal Internal External External External Notes
1/256 C 100V -
Tc(C)=Tad(16 bit signed twos complement)/256 V(Volts)=Vad(16 bit unsigned integer)*0.1 I(mA)=Islope*Iad(16 bit unsigned integer)+Ioffset TX_PWR(W)=TX_PWRslope*TX_PWRad(16 bit unsigned integer +TX_PWRoffset RX_PWR(W)=A0+A1*x+A2*x^2+A3*x^3+A4*x^4
Function VeeT
TX_FAULT TX_DISABLE MOD_DEF2 MOD_DEF1 MOD_DEF0 NC LOS
TX GND Open Collector Internally Pulled High Serial Data Input Serial Clock Input Internally Grounded Not Connected Open Collector RX Ground RX Ground RX Ground RX Data Negative RX Data Positive RX GND RX Power TX Power TX GND TX Data Positive TX Data Negative TX GND
VeeR VeeR VeeR
RXDRXD+
VeeR VccR VccT VeeT TXD+ TXDVeeT
Connector Type
Data Rate (Mbps)
SFP-GD-BX34 SFP-GD-BX43 SFP-GD-BX34TH SFP-GD-BX43TH SFP-GD-BX34SC SFP-GD-BX43SC
SFP Bidirectional Transceiver SFP Bidirectional Transceiver SFP Bidirectional Transceiver
1250 1250 1250 1250 1250 1250
1310/1490 1490/1310 1310/1490 1490/1310 1310/1490 1490/1310
LC LC LC LC SC SC
Purple Blue Purple Blue Purple
(Temperature Hardened)
SFP Bidirectional Transceiver
(Temperature Hardened)
SFP Bidirectional Transceiver SFP Bidirectional Transceiver
3
Bail Latch Color
Blue
Model
Datasheet
Outline Drawing
Units in mm
Regulatory Compliances
RoHS directive; China RoHS; California RoHS Law, USA and Canada UL listing; 21CFR 1040.10 and 1040.11; SFP MSA SFF-8074i; SFF-8472; Telecordia GR-468; GR-253/STM G.957 compliance
Warnings
Handling Precautions: This device is susceptible to damage as a result of electrostatic descharge (ESD). A static free environment is highly recommended. Follow guidelines according to proper ESD procedures. Laser Safety: Radiation emitted by laser devices can be dangerous to human eyes. Avoid eye exposure to direct or indeirect radiation.
MRV has more than 50 offices throughout the world. Addresses, phone numbers and fax numbers are listed at www.mrv.com. Please e-mail us at sales@mrv.com or call us for assistance.
MRV Los Angeles 20415 Nordhoff St. Chatsworth, CA 91311 800-338-5316 818-773-0900 MRV Boston 295 Foster St. Littleton, MA 01460 800-338-5316 978-952-4700 MRV International Business Park Moerfelden Waldeckerstrasse 13 64546 Moerfelden-Walldorf Germany Tel. (49) 6105/2070 Fax (49) 6105/207-100
All statements, technical information and recommendations related to the products herein are based upon information believed to be reliable or accurate. However, the accuracy or completeness thereof is not guaranteed, and no responsibility is assumed for any inaccuracies. Please contact MRV Communications for more information. MRV Communications and the MRV Communications logo are trademarks of MRV Communications, Inc. Other trademarks are the property of their respective holders.
MRV-OP-SFPGDBX3443-010809
3020028-001 Rev. B1
Copyright (c)2009 MRV Communications, Inc. All Rights Reserved.

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