Finisar FTLF8524E2GNV network transceiver module
Contents
1. In actual application output DJ will be the sum of input DJ and ADJ 1072 BER 5 If measured with TJ free data input signal 1072 BER In actual application output TJ will be given by TJoyr DJ y ADI TJ DJ Y ATI ADJ 9990 Specifications are for 50 micro meter or 62 5 micro meter fiber As measured with 9dB extinction ratio Measured with conformance signals defined in FC PI 2 Rev 7 0 specifications Rate selectable version in low bandwidth mode Rate selectable version in high bandwidth mode Finisar Corporation July 12 2005 RevG Page 4 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar vV General Specifications Parameter Symbol Min Typ Units Ref Data Rate 1 062 Gb sec 2 125 4 Bit Error Rate Fiber Length on 50 125um MMF Fiber Length on 62 5 125um MMF L 300 m Notes 1x 2x and 4x Fibre Channel compatible per FC PI 2 Rev 7 0 At 1 0625 Gb s Fibre Channel data rate At 2 125 Gb s Fibre Channel data rate At 4 25 Gb s Fibre Channel data rate At 1 0625 2 125 and 4 25Gb s with PRBS 27 1 Sie Go hn VI Environmental Specifications Finisar SFF transceivers have an extended operating temperature range from 10 C to 85 C case temperature Parameter Case Operating Temperature Storage Temperature Notes 1 SFF transceivers may be water washed with the optical port plug in position However the process must be followed2. Finisar Corporation July 12 2005 RevG Page 8 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 X 1 40 4x oss CHASSIS GROUND 2 54 199 PCB Layout and Bezel Recommendations 12 19 NES J80 4 57 150 I 7 280 Finisar 146 44 00 055 PCB LAYOUT FOR 6 GND OPTION 3 58 15 24 600 FOR 2 GND OPTION gt 586 D 2 13 34 270 525 e A cocoon MN B i 19 16 759 _ a4 400 e EM 2X R045 PCB LAYOUT Erl SHIELD PCB RELIEF MECHANICAL KEEP OUTS FOR MODULE STANDOFFS ALL HATCHED AREAS 6 8120 10 28x 0324 004 o 59 a O89 MIN 058 MAX 15372038 RUE SECTION b b SCALE 3 1 14 2240 10 15 24 kan 5604004 ala ao lt 10 1640 10 4004 004 Minimum Recommended Pitch is 0 600 Finisar Corporation July 12 2005 RevG Page 9 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar XI References 1 Small Form Factor SFF Transceiver Multi source Agreement MSA July 5 2000 2 Fibre Channel Draft Physical Interface Specification FC PI 2 Rev 7 0 American National Standard for Information Systems 3 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
3. and 2 wire bus Non Rate Selectable version can operate at 1x 2x 4x Fibre Channel independent of rate select pin setting TOP VIEW Finisar Corporation July 12 2005 RevG Page 2 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar II Absolute Maximum Ratings Parameter Symbol Min Typ Max Unit Ref Maximum Supply Voltage Vcc 0 5 4 0 V Storage Temperature Ts 40 85 2C Case Operating Temperature Top 10 85 C Relative Humidity RH 0 85 1 Hand Lead Soldering Temperature Time 260 10 C s Wave Lead Soldering Temperature Time 260 10 C s Notes 1 Non condensing III Electrical Characteristics Top 10 to 85 C Vcc 3 0 to 3 6 Volts Parameter Symbol Min Typ Max Unit Ref Supply Voltage Vcc 3 0 3 6 V Supply Current Icc 180 240 mA Transmitter Input differential impedance Rin 80 100 120 Q 1 Single ended data input swing Vin pp 250 1200 mV Transmit Disable Voltage Vp 2 Vec V Transmit Enable Voltage VEN Vee Veet 0 8 V 2 Receiver Output differential impedance Rout 80 100 120 Q 1 Single ended data output swing Vout pp 250 350 550 mV 3 Data output rise fall time t tr 120 ps 4 Mask Margin lt 2 125 Gb s 45 Signal Detect Normal SD normal VeccHost V 5 Signal Detect Fault SD fult Vee Veet0 5 V 5 Power Supply Rejection PSR 100 mVpp 6 Deterministic Jitter Contributi
4. by a baking step at 80 C for one hour to ensure the drying of any water which may be trapped inside then shells of the modules VII Regulatory Compliance Finisar transceivers are Class 1 Laser Products and comply with US FDA regulations These products are certified by T V and CSA to meet the Class 1 eye safety requirements of EN IEC 60825 and the electrical safety requirements of EN IEC 60950 Copies of certificates are available at Finisar Corporation upon request Finisar Corporation July 12 2005 RevG Page 5 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar VIII Digital Diagnostic Functions Finisar FTLF8524E2xNy 2x7 SFF transceivers support a 2 wire serial communication protocol This interface is identical to the 2 wire serial interface defined in the SFP MSA however in this case it is implemented on the 2x7 SFF form factor The standard SFP serial ID provides access to identification information that describes the transceiver s capabilities standard interfaces manufacturer and other information Additionally an enhanced digital diagnostic monitoring interface is defined which allows real time access to device operating parameters such as transceiver temperature laser bias current transmitted optical power received optical power and transceiver supply voltage It also defines a sophisticated system of alarm and warning flags which alerts end users when particular operating parame
5. can be addressed individually or sequentially For more information please see the SFP MSA documentation and Finisar Application Note AN 2030 One difference in the implementation of digital diagnostics in the SFF 2x7 form factor from the SFP MSA documentation is the readout of Bit 1 Byte 110 at Address A2h called Digital State of the LOS output pin in the SFP documentation In the SFF 2x7 the output of this bit is inverted to indicate Signal Detect and match the output of the Signal Detect pin on the SFF part Digital diagnostics for the FTLF8524E2xNy can be used in host systems that require either internally or externally calibrated digital diagnostics Finisar Corporation July 12 2005 RevG Page 6 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar IX Mechanical Specifications Finisar s Small Form Factor SFF transceivers comply with the standard dimensions defined by the Small Form Factor Multi Sourcing Agreement MSA 493 194 E X MALEI N C Class 1 21CFRI40 19 gt SIN T Fimis ar sunnyvale CA 94089 1 422 J D 0 67 195 m n m 56 420 FTLF8524E2GNy Finisar Corporation July 12 2005 RevG Page 7 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar Cleze 1 21CFR 1045 15 SIN Finisar 1346 530 i 351 138 1 02 040 14 22 0 67 560 FTLF8524E2KNy
6. 27 2003 4 Small Form factor Pluggable SFP Transceiver Multi source Agreement MSA September 14 2000 5 Digital Diagnostics Monitoring Interface for Optical Transceivers SFF Document Number SFF 8472 Revision 9 3 XII For More Information Finisar Corporation 1308 Moffett Park Drive Sunnyvale CA 94089 1133 Tel 1 408 548 1000 Fax 1 408 541 6138 sales finisar com ww finisar com Finisar Corporation July 12 2005 RevG Page 10
7. Finisar Product Specification 4 25 Gb s RoHS Compliant Short Wavelength 2x7 SFF Transceiver FTLF8524E2xNy PRODUCT FEATURES Up to 4 25 Gb s bi directional data links 2x7 pin SFF like footprint Built in digital diagnostic functions 850nm Oxide VCSEL laser transmitter Duplex LC connector RoHS Compliant and Lead Free Up to 500m on 50 125um MMF 300m on 62 5 125um MMF APPLICATIONS Metal enclosure for lower EMI Tri Rate 1 063 2 125 4 25 Gb s Single 3 3V power supply Fibre Channel Extended operating temperature range 10 C to 85 C Finisar s FTLF8524E2xNy Small Form Factor SFF transceivers comply with the 2x5 standard package defined by the Small Form Factor Multi Sourcing Agreement MSA with the exception of 4 extra pins outlined in Section I below They are compatible with Fibre Channel FC PI 2 Rev 7 0 and are RoHS compliant and lead free per Directive 2002 95 EC and Finisar Application Note AN 2038 PRODUCT SELECTION FTLF8524E2xNy x G 2 Grounding Pins Short EMI shield K 2 Grounding Pins Long EMI shield y L Non Rate Selectable 1x 2x 4x Fibre Channel V Rate Selectable 1x 2x 4x Fibre Channel Finisar Corporation July 12 2005 RevG Page 1 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar I Pin Descriptions Pin Symbol Name Description Logic F
8. amily MS MS Mounting Studs are for mechanical attachment and are connected to NA chassis ground Chassis ground is internally isolated from circuit grounds Connection to user s ground plane is recommended 1 VEER Receiver Ground Common with Transmitter Ground NA 2 Vccn Receiver Power Supply NA 3 SD Signal Detect Logic 1 indicates normal operation LVTTL 4 RD Receiver Inverted DATA out AC Coupled See Rx spec 5 RD Receiver Non inverted DATA out AC Coupled See Rx spec 6 Vccr Transmitter Power Supply NA 7 VEET Transmitter Ground Common with Receiver Ground NA 8 Tpis Transmitter Disable LVTTL 9 TD Transmitter Non Inverted DATA in AC Coupled See Tx spec 10 TD Transmitter Inverted DATA in AC Coupled See Tx spec A SDA Two Wire Digital Diagnostics Data Interface See Note 1 B SCL Two Wire Digital Diagnostics Clock Interface See Note 1 C Rate Open or Low 1 063 Gb s or 2 125 Gb s Fibre Channel LVTTL Select Low Bandwidth See Note 2 High 2 125 or 4 25 Gb s Fibre Channel High Bandwidth D Reserved NA Notes 1 Should be pulled up with 4 7k 10kohms on host board to a voltage between 2 0V and Vcc 2 For Rate Selectable version only In accordance with SFF Committee SFF 8079 Draft Rev 1 6 Table 3 Note that rate select can also be set through 2 wire bus in accordance with SFF 8472 at Bit 3 Byte 110 Address A2h note writing 1 selects full bandwidth operation Rate select is the logic OR of the input state of Rate Select Pin
9. cal Wavelength A 830 860 nm Spectral Width oO 0 85 nm Optical Modulation Amplitude 4 25 Gb s OMA 247 uW 2 Optical Modulation Amplitude 2 125 Gb s OMA 196 uW 2 Optical Modulation Amplitude 1 0625 Gb s OMA 156 uW 2 Optical Rise Fall Time t tr 90 ps 3 Relative Intensity Noise RIN 118 dB Hz Deterministic Jitter Contribution 2 125 Gb s TX ADJ 56 5 ps 4 Deterministic Jitter Contribution 4 25 Gb s TX ADJ 28 2 ps 4 Total Jitter Contribution 2 125 Gb s TX ATI 119 ps 5 Total Jitter Contribution 4 25 Gb s TX ATJ 56 5 ps 5 Mask Margin lt 2 125 Gb s 45 Receiver Receiver Sensitivity 1 0625 Gb s RxXsens 20 dBm 6 Receiver Sensitivity 2 125 Gb s RxXsens 18 dBm 6 Receiver Sensitivity 4 25 Gb s RxXsens 15 dBm 6 Stressed RX sens 1 0625 Gb s 0 055 mW 8 Stressed RX sens 2 125 Gb s 0 096 mW 8 Stressed RX sens 4 25 Gb s 0 138 mW 8 Average Received Power RxXmax 0 dBm Receiver Elec 3 dB cutoff frequency 1500 MHz 9 Receiver Elec 3 dB cutoff frequency 2500 MHz 10 Optical Center Wavelength c 770 860 nm Return Loss RL 12 dB Signal Detect Normal SD normal 20 dBm Signal Detect Fault SD gui 30 dBm Signal Detect Hysteresis 0 5 dB Notes 1 Class 1 Laser Safety per FDA CDRH EN IEC 60825 laser safety regulations 2 Equivalent extinction ratio specification for Fibre Channel Allows smaller ER at higher average power 3 Unfiltered 20 80 Complies with FC 1x and 2x eye mask when filtered 4 Measured with DJ free data input signal
10. on 2 125 Gb s RX ADJ 51 7 ps 7 Deterministic Jitter Contribution 4 25 Gb s RX ADJ 23 5 ps 7 Total Jitter Contribution p p 2 125 Gb s RX ATJ 122 4 ps 8 Total Jitter Contribution p p 4 25 Gb s RX ATJ 61 ps 8 Notes 1 AC coupled 2 Or open circuit 3 Into 100 Q differential termination Data pattern is PRBS 27 1 4 20 80 5 Signal detect is LVTTL Logic 1 indicates normal operation logic 0 indicates no signal detected 6 Alltransceiver specifications are compliant with a power supply sinusoidal modulation of 20 Hz to 1 5 MHz up to specified value applied through the power supply filtering network shown on page 23 of the Small Form factor Pluggable SFP Transceiver MultiSource Agreement MSA September 14 2000 7 Measured with DJ free data input signal In actual application output DJ will be the sum of input DJ and ADJ 10 BER 8 If measured with TJ free data input signal 102 BER In actual application output TJ will be given put sign by TJ oyr DJ y KADI A TJ py DJ HATI ADIY Finisar Corporation July 12 2005 RevG Page 3 FTLF8524E2xNy 2x7 Pin SFF Product Specification July 2005 Finisar IV Optical Characteristics Top 10 to 85 C Vcc 3 0 to 3 6 Volts Parameter Symbol Min Typ Max Unit Ref Transmitter Output Opt Pwr 50 or 62 5 MMF Pour 9 2 5 dBm 1 Opti
11. ters are outside of a factory set normal range In order to access the identification information the 2x7 SFF transceivers have a 256 byte memory map in E PROM that is accessible over a 2 wire serial interface at the 8 bit address 1010000X AOh The digital diagnostic monitoring interface makes use of the 8 bit address 1010001X A2h so the originally defined serial ID memory map remains unchanged The interface is identical to and is thus fully backward compatible with both the GBIC Specification and the SFP Multi Source Agreement Additional information including details of the electronic interface is described in Finisar Application Note AN 2030 Digital Diagnostics Monitoring Interface for SFP Optical Transceivers The operating and diagnostics information is monitored and reported by a Digital Diagnostics Transceiver Controller DDTC inside the transceiver which is accessed through a 2 wire serial interface When the serial protocol is activated the serial clock signal SCL Mod Def 1 is generated by the host The positive edge clocks data into the 2x7 SFF transceiver into those segments of the E PROM that are not write protected The negative edge clocks data from the 2x7 SFF transceiver The serial data signal SDA Mod Def 2 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
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