Finisar FTLX6811MCC network transceiver module
Contents
1. 102 108 Transmit Power s oo ow 101105 Receive Power misa voi w IX Mechanical Specifications Finisar s XFP transceivers are compliant with the dimensions defined by the XFP Multi Sourcing Agreement MSA UNLATCHED XFP Transceiver dimensions are in mm Finisar Corporation 2011 1117598 Rev A03 Page 12 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar X PCB Layout and Bezel Recommendations SEE DETAIL Z zh rp mr 22 13 MIN M 4 3 oe LID VERE TPS E Ve A EOS ease 0520 05 AIN CROSS HATCHED AREA DEHOTES 5 COMPONENT AND TRACE KEEP OUT EXCEPT CHASSIS GROUND THIS AREA DENOTE PE ORENSE COMPONENT KEEP GUT TRACES ALLOWED N DATUM AND ESTABLISHED BY CUSTOMER S FIGUCIALS A DATUM I TOP SURFACE GF HOST BOARD 3 3 2 MIN d INDICATED SURFACES TO BE CONDUCTIVE AMD CONNECTED TO CHASSIS GROUND XFP Host Board Mechanical Layout dimensions are in mm Finisar Corporation 2011 1117598 Rev A03 Page 13 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar Fe N CENTERLINE GF RECTANGULAR PAD ENI AN AN 1 550 05 iml SISSE SODNE GS aiia e igo neg Ke LS et PLO 05 ott 05 DETAIL 2 d eo HE A X Y SCALE 8 1 a XFP Detail Host Board Mechanical Layout dimensions are in mm a eal d 0 HEZEL m ABOVE HOST HGAHD SECTION Y Y A FOR PCI APPL2. 1133 Tel 1 408 548 1000 Fax 1 408 541 6138 sales finisar com www finisar com Finisar Corporation 2011 1117598 Rev A03 Page 16
3. Finisar Product Specification 1600 ps nm 80km Tunable XFP Optical Transceiver FTLX6811MCC xx and FTLX6814MCC xx PRODUCT FEATURES e Supports 8 5Gb s to 11 35Gb s e 300 to 1600 ps nm Dispersion Tolerance e Supports 50GHz ITU based channel spacing C Band with a wavelength locker e Monolithic MZM Tunable TOSA e Temperature range 5 C to 70 C e RoHS 6 Compliant lead free ae ae e Power dissipation lt 3 5W e DWDM 10Gb s SONET SDH e Built in digital diagnostic functions DWDM 10Gb s Ethernet amp 10Gb s Fibre Channel e High performance APD Receiver e Adjustable receiver threshold with e DWDM 10Gb s SONET SDH w FEC option for automatic optimization e DWDM 10Gb s Ethernet and 10Gb s through FEC feedback Fibre Channel w FEC Finisar s FTLX6811MCC xx Small Form Factor 10Gb s XFP transceiver complies with the XFP Multi Source Agreement MSA Specification It supports amplified DWDM 10Gb s SONET SDH 10 Gigabit Ethernet and 10 Gigabit Fibre Channel applications over 80km of fiber without dispersion compensation Digital diagnostics functions are available via a 2 wire serial interface as specified in the XFP MSA The transceiver is RoHS compliant and lead free per Directive 2002 95 EC and Finisar Application Note AN 2038 PRODUCT SELECTION Standard Performance FTLX6811MCC xx High Performance FTLX6814MCC xx xx Customer specific Finisar Corporation 2011 1117598 Rev A03 Page FTLX6811MCC
4. ICATIONS RECOMMENDED DIMENSION I Q 2 MINIMUM PITCH ILLUSTRATED Z SEE SECTION B 8 FOR CALCULATION OF GASKET THICKNESS AFTER COMPRESSIAH XFP Recommended Bezel Design dimensions are in mm Finisar Corporation 2011 1117598 Rev A03 Page 14 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar XI Notes amp Exceptions XII XIII XFI and Line Loopback operation o When XFI Loopback is enabled the Transmitter output is disabled o When Line Loopback is enabled the CDR output is disabled 8 5Gb s operation requires configuration change via I2C vendor reserved command References 10 Gigabit Small Form Factor Pluggable Module XFP Multi Source Agreement MSA Rev 4 5 August 2005 Documentation is currently available at http www xfpmsa org Application Note AN 2035 Digital Diagnostic Monitoring Interface for XFP Optical Transceivers Finisar Corporation December 2003 Directive 2002 95 EC of the European Council Parliament and of the Council on the restriction of the use of certain hazardous substances in electrical and electronic equipment January 27 2003 Application Note AN 2038 Finisar Implementation Of ROHS Compliant Transceivers Finisar Corporation January 21 2005 SFF 8477 Revision 1 3 Specification for Tunable XFP for ITU Frequency Grid Applications October 20 2008 Documentation is currently available at ftp ftp seagate com s
5. am of Host Board Connector Block Pin Numbers and Names II Absolute Maximum Ratings Maximum Supply Voltage 1 Vc3 05 40 V J Maximum Supply Voltage 2 Vc2 05 60 V J X Storage Temperature Ts 40 J 85 Case Operating Temperature Toe S 70 C dBm Finisar Corporation 2011 1117598 Rev A03 Page 3 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar III Electrical Characteristics Top 5 to 70 C Vccs 4 75 to 5 25 Volts Unit Module total power dissipation P input differential impedans Ra 19 9 2 Differential data input swing Vinpp 120 820 mV Transmit Disable Voltage Vp 20 Vc V 3 _Transmit Enable Voltage Vr GND GNDFOS V Differential data output swing Voutpp 500 850 mV 4 MEE C IHCI IC I E 8 3 Danowputfalltime t o PI dj s 5 LOS Fault Vota Vec 0 5 Vccuos V l6 LOS Normal Vrosem GND __ GN vV fe Power Supply Rejection See Note 7 below Reference Clock AC Coupled Single ended peak to peak voltage VsEpp mV swing Single ended resistance R 40 50 Heec ck af 1 too o m Duycyde 0 40 60 Notes 1 Maximum total power value is specified across the full temperature and voltage range After internal AC coupling Or open
6. and FTLX6814MCC T XFP Product Specification July 2011 Finisar I Pin Descriptions Pin Logic Symbol Name Description l PEND Module Ground 1 EXT VEES Optional 5 2 Power Supply Not used a aoe eee respond to 2 wire serial interface commands LVTTL O Interrupt bar Indicates presence of an important condition O mem whch can be rend over e serii vie inertace 5 LVTILI TX DIS Transmitter Disable Transmitter laser source turned off 6 VOCS Jj 5PowrSuply 7 GND ModuleGround J J 8 VCC3 3 3V Power Supply 0 0 0 9 VCC3__ 3 3V Power Supply a LVTTL I Serial 2 wire interface clock ee Um eee rl I O Module Absent Indicates module is not present Grounded in the module Module Not Ready Finisar defines it as a logical OR between RX LOS and Loss of Lock in TX RX 14 LVTTL O RX LOS Receiver Loss of Signal indicator mis GND Module Ground ee a NN ea LII OMLO BD ___ Bevetver ometocetted Mm ue Lu GND Module Ground ND Module Ground H S 1 8V Power Supply Not used pts 21 LVTTL I P Down RST Power Down When high places the module in the low power stand by mode and on the falling edge of P Down initiates a module reset Reset The falling edge initiates a complete reset of the module including the 2 wire serial interface equivalent to a power cycle os a ek ae VCI 1 8V Pow
7. ation 2011 1117598 Rev A03 Page 8 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar e Register 76d table Olh is a volatile memory Therefore if the transceiver is power cycled the register starts up with a value of 00h which corresponds to the default Rx Threshold value e The threshold adjustment input value is 2 s complement 7 bit value 128 to 127 with O corresponding to default Rx threshold value Full range of adjustment provides at least a 10 change in Rx threshold from the default value e An increase in RxDTV value sets the threshold closer to the 1 value of the eye The Default setting 1s the factory tuned optimized set point and is not necessarily the 50 RxDTV value Logical 1 RxDTV Logical 0 SBS suppression dither tone Set Address 111 bit 1 to 0 to enable tone 1 to disable dither tone defaults frequency 40kHz tone is disabled Please contact your Finisar RSM or PLM if specific amplitudes and frequencies are needed for SBS suppression Tuning Management Interface for ITU Frequency Grid Applications Implementation of wavelength or frequency tuning is indicated in Serial ID Byte 221 Table 01h bit 1 Data Address 221 Table 01h Wavelength or frequency tunability implemented The Finisar tunable XFP supports both wavelength and frequency tuning as specified in INF 80771 the wavelength tuning support is indicated by the transceiver descript
8. circuit Into 100 ohms differential termination 20 80 Loss Of Signal is open collector to be pulled up with a 4 7k 10kohm resistor to 3 15 3 6V Logic 0 indicates normal operation logic 1 indicates no signal detected 7 Per Section 2 7 1 in the XFP MSA Specification OO sex a Finisar Corporation 2011 1117598 Rev A03 Page 4 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar IV Optical Characteristics EOL Top 5 to 70 C Vccs 4 75 to 5 25 Volts Transmitter FLTX6811MCC FLTX6814MCC Parameter Sym Min Typ ax Typ Max Ref Output Opt Pwr 9 125 SMF 4 07 4 30 alice enon RO ER 2 95 o u B m Wavelength range ITU Grid 1528 77 __ 1563 86 1528 77 1563 86 nm E 8 Crossing Ratio 40 oo 40 60 Center Wavelength Spacing 3 fo omz Transmitter Center Ac Ac 2 5 KES Wavelength End Of Life Side Mode Suppression Ratio 35 CTC 35 SB Wavelength tuning Cold Start Wavelength tuning Warm 35 35 BH power renead Deor 75 o ER oo mm power reflected Dither On Receiver 0 0 o6 6 Bm 1270 1615 1270 1615 nm 1 127 27 dB 1 380 30 dim 37 37 Bm LOS Hysteresis 05 SBC FTLX6811MCC Receiver Sensitivity Daai Sensitivity back to back Disp
9. d by the user by writing into Bytes 112 MSB and 113 LSB Finisar Corporation 2011 1117598 Rev A03 Page 10 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar 112 MSB amp Channel User input of channel number which is an 113 LSB Number Set integer 1 to N N Number of Channels 114 MSB amp All Frequency Frequency error reported in 16 bit 115 LSB Error signed integer with LSB 0 1 GHz 116 117 The channel number is derived from the following equation using parameters found in Module capabilities as listed in Byte Addresses 60 69 Channel number 1 Desired Frequency First Frequency Grid Spacing Alarm and Warning Threshold Values Address Parameter Threshold UNITS Values uos 04 05 0607 Temp High Waming n c 0809 Temp Low Wamms oar Rea 18 19 2021 2 23 Ms 26 21 75 25 TET DEF 335 3637 TET 2041 pp _AUX I High Alam 3 c aas AuXilowAhm 23 6 UE 54 DET as 5051 AUX2HighAlm 334 V 52 53 AUXZLowAam 306 v 5455 AUX2High Waming 345 v 5637 AUX2lewWammg 3135 v ao Hep lt Finisar Corporation 2011 1117598 Rev A03 Page 11 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar A D Table 96 97 Module Case Temp 3 0 1 degC PCB mounted thermocouple N39 reva ooo jo0 101 TXbiascunent 5 m a
10. er Ce Not used _ GND Module Ground Ground LLIOL E raat ACTF host board nae ape pe dE board Recommended 26 GND ModuleGround S 9 a Medie Gnd L1 28 CMLI TD Transmitter inverted data input 29 CMLI TD Transmiternon inverteddatainptt J 30 J GND ModuleGround l1 Notes 1 Module circuit ground is isolated from module chassis ground within the module Open collector should be pulled up with 4 7k 10kohms on host board to a voltage between 3 15V and 3 6V 3 Reference clock is single ended and requires a non inverted input on PIN 24 Finisar recommends also using the inverted input on PIN 25 for noise considerations Version not requiring Host board Reference Clock is also available upon request Finisar Corporation 2011 1117598 Rev A03 Page 2 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar GND 15 16 GND s RX LOS 14 RD Moo NR fs 13 FP Mop ABS 12 19 GND SDA 11 20 VCC2 zx 40 21 P DOWN VCC3 D 9 22 VCC2 TONARD Fr VCC3 p NELLE OWARD 23 ou emer TOWARD ASIC un 7 BEZEL 24 REFCLK VCC5 zs 6 25 ate REFCLK TX_DIS 5 26 GND 7l LT INTERRUPT Ez 4 7 a ov MoD DESEL M 3 28 1 TD V mmm 2 29 TD GND 1 30 GND Diagr
11. ersion Penalty Threshold Gb s Dispersion ps nm at OSNR gt 30dB at OSNR gt 30dB Adjust dBm dB Required OSNR Performance Min OSNR Back to Max OSNR Penalty Threshold Gb s Dispersion ps nm back at Power at Power Adjust 18dBm to 7dBm dB 18 to 7dBm dB Required 103 lel12 30000140 24 4 Ye 107 le4 30000130 16 4 Ye _ 4 Data rate Finisar Corporation 2011 1117598 Rev A03 Page 5 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar FTLX6814MCC Receiver Sensitivity Threshold Data rate Sensitivity through Fiber Adjust Gb s aperston Poan at OSNR gt 30dB dBm Required Sensitivity back to Dispersion Penalty Threshold Dispersion ps nm back at OSNR gt 30dB at OSNR gt 30dB Adjust dBm dB Required Data rate Gb s OSNR Performance Min OSNR Back to Max OSNR Penalty Threshold Data rate l Gb s Dispersion ps nm back at Power at Power Adjust 18 to 7dBm dB 18 to 7dBm dB Required a M Notes 1 Corresponds to approximately 0 4 nm 2 Ac Specified ITU Grid wavelength Wavelength stability 1s achieved within 30 seconds of power up 3 Measured with a host jitter of 50 mUI peak to peak 4 Measured with a host jitter of 7 mUI RMS 5 Measured at 1528 1600nm with worst ER PRBS31 6 All OSNR measurements are performed with 0 1nm resolution V Additional Specifications and Response Timin
12. ff Product Selection Details FTLX6811MCC xx FTLX6814MCC xx FT FT Series L RoHS 6 X 10G Bit Rate Class 68 80km asymmetric chirp widely tunable with APD Receiver 1 XFP form factor 1 Gen 1 Standard Performance 4 Gen 1 High Performance M Multiprotocol 8 5Gb s supported with I2C command C Commercial temperature range C ITU T C Band 50GHz spacing xx customer specific not required for standard configuration Finisar Corporation 2011 1117598 Rev A03 Page 15 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar XIV Revision History A a mR m Updates as follows new T XFP photo on front page green bail latch clarify reference clock single ended specs improve min SBS to 16dBm add 1600ps nm sensitivity performance update Path Penalty specs to 300 to 1450ps nm range update initialization time to MSA requirement of 300ms 7 91 2011 max clarify RxDTV slope direction correct Set Dither Address to Byte 111 bit 1 and default frequency to 40kHz and 0 to enable clarify default and startup channel behavior add flowchart correct Byte 138 to call out bits 2 amp 3 for WL tuning support mistake in INF 80771 clarify addresses 96 97 for module case temp new mechanical picture with standard label removed exception to MSA initialization time clarified XFI and Line Loopback details XV For more information Finisar Corporation 1389 Moffett Park Drive Sunnyvale CA 94089
13. g Typ Bit Rat BR 85 i135 Gbs Maximum Supported Link Length Lux 0 km D PMD Penalty 30ps of DGD 1 d Notes 1 Amplified SONET OC 192 10G Ethernet SONET OC 192 with FEC 10G Ethernet with FEC 10G Fibre Channel with FEC 2 Distance indicates dispersion budget Optical amplification may be required to achieve maximum distance Transmitter Power Monitor Accuracy Initial accuracy at 25C 1 5dB Relative accuracy over temperature voltage and aging 2dB Finisar Corporation 2011 1117598 Rev A03 Page 6 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar Received Optical Power Monitor Accuracy applicable measurement range defined from 24dBm to 6dBm Initial accuracy at 25C 1 5dB Relative accuracy over temperature voltage and aging 2dB Response timing Parameter Min Typ Max Units Ref Tx Dis Assert 10 L4 1 pee m o Pozo Rx LOS Asset 100 us pas fee om o Mod NR Asset l ms X e Interrupt Asset 200 assert 00 De R Time HDi a a a Start up time Initialize timey 39 m p 1 Time required for transponder to be ready to begin I2C communication with host from a cold start or a hardware reset condition VI Environmental Specifications Finisar FTLX6811MCC and FTLX6814MCC XFP transceivers have an operating temperature range from 5 C to 70 C case temperature Case Operating Te
14. ion encoded in Serial ID Byte 138 bits 2 and 3 Description of transceiver Tunable DWDM selection by channel number bytes 112 113 Tunable DWDM selection in 50 pm steps bytes 72 73 Finisar Corporation 2011 1117598 Rev A03 Page 9 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar Upon a power up the module will go to a default wavelength Finisar default channel is 1549 716nm or the last channel set by the host If Tx DIS is asserted upon power up the laser will be disabled and the set wavelength will be cleared Once the Tx DIS is de asserted the firmware will maintain the laser in an off state until the host sets the desired ITU channel If the module is powered down before the ITU channel was set and TX DIS de asserted the module will re start at the default channel See the following startup channel flowchart Tx Disable Flow Chart of Startup Channel A desired wavelength can be commanded by the user by writing into Bytes 72 MSB and 73 LSB Wavelength control command 72 MSB amp 73 All Wavelength Set User input of Wavelength set point in LSB units of 50 pm 74 MSB amp 75 All Wavelength Monitor of Current Wavelength Error in LSB Error units of 5 pm Thus for instance a target wavelength of 1556 55 nm would correspond to 79h MSB written to Byte address 72 and 9Bh LSB written to Byte address 73 Alternatively a desired frequency channel can be commande
15. l interface When the serial protocol is activated the serial clock signal SCL pin is generated by the host The positive edge clocks data into the XFP transceiver into those segments of its memory map that are not write protected The negative edge clocks data from the XFP transceiver The serial data signal SDA pin is bi directional for serial data transfer The host uses SDA in conjunction with SCL to mark the start and end of serial protocol activation The memories are organized as a series of 8 bit data words that can be addressed individually or sequentially The 2 wire serial interface provides sequential or random access to the 8 bit parameters addressed from 000h to the maximum address of the memory For more detailed information including memory map definitions please see the XFP MSA documentation Receiver Threshold Adjustment The FTLX6811MCC and FTLX6814MCC also provide access to receiver decision threshold adjustment via 2 wire serial interface in order to improve receiver OSNR performance based on specific link conditions It is implemented as follows e Rx Threshold of XFP transceivers will be factory set for optimized performance in non FEC applications This will be the default value during both cold start power up and warm start module reset e The transceiver supports adjustment of Rx Threshold value by the host through register 76d table 01h This is intended to be used in FEC applications Finisar Corpor
16. mpere Te 3 7 Storage Temperate Tw 0 1 c VII Regulatory Compliance Finisar Tunable XFP transceivers are Class 1 Laser Products and are certified per the following standards Feature Agency Standard Certificate Number FDA CDRH CDRH 21 CFR 1040 and Laser Notice 50 9210176 Safety Laser Eye i EN 60825 1 1994 A11 1996 A2 2001 R72101686 Safety IEC 60825 1 1993 A1 1997 A2 2001 IEC 60825 2 2000 Edition 2 Safety Safety CLASS 3862 87 LR 115314 Copies of the referenced certificates are available at Finisar Corporation upon request Finisar Corporation 2011 1117598 Rev A03 Page 7 FTLX6811MCC and FTLX6814MCC T XFP Product Specification July 2011 Finisar VIII Digital Diagnostics Functions As defined by the XFP MSA Finisar XFP transceivers provide digital diagnostic functions via a 2 wire serial interface which allows real time access to the following operating parameters Transceiver temperature Laser bias current Transmitted optical power Received optical power Transceiver supply voltage TEC Temperature It also provides a sophisticated system of alarm and warning flags which may be used to alert end users when particular operating parameters are outside of a factory set normal range The operating and diagnostics information is monitored and reported by a Digital Diagnostics Transceiver Controller DDTC inside the transceiver which is accessed through the 2 wire seria
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