Likarolo: ◊ E tsamaellana le lintlha tsa motlakase tsa 40GbE XLPPI ho IEEE 802.3ba-2010 ◊ E tsamaellana le QSFP+ SFF-8436 Specification ◊ Aggregate bandwidth ea > 40Gbps ◊ E sebetsa ho 10.3125 datha ea motlakase ea 10.3125/6 Gbps ◊ QSFP MSA e lumellana ◊ E khona ho fetisa phetiso ea 100m ho OM3 Multimode Fiber (MMF) le 150m ho OM4 MMF ◊ phepelo ea motlakase e le 'ngoe + 3.3V e sebetsang ◊ Ntle le mesebetsi ea tlhahlobo ea dijithale ◊ Mofuta oa mocheso 0 °C ho isa ho 70 °C Karolo ea RoHS ◊ E sebelisa LC e tloaelehileng Duplex fiber cable e lumellang ho sebelisoa hape ha meaho ea lithapo tse teng Likopo: ◊ 40 Gigabit Ethernet e hokahanya ◊ switch ea Datacom/Telecom & likhokahanyo tsa router ◊ Khokahano ea data le lits'ebetso tsa backplane ◊ Proprietary protocol le lits'ebetso tsa letsoalo Fiber-Optic QSFP+ Transceiver bakeng sa 40 Gigabit Ethernet Lisebelisoa. Transceiver ena ke mojule oa ts'ebetso e phahameng bakeng sa puisano e khutšoane ea data ea duplex le lits'ebetso tsa khokahano. E kopanya litselana tse 'ne tsa data tsa motlakase ka lehlakoreng le leng le le leng ho fetisetsa thapo e le 'ngoe ea LC duplex fiber optic cable. Tsela e 'ngoe le e' ngoe ea motlakase e sebetsa ho 10.3125 Gbps 'me e lumellana le sebopeho sa 40GE XLPPI. Transceiver ka hare e kopanya sebopeho sa XLPPI 4x10G ho likanale tse peli tsa motlakase tsa 20Gb / s, ho fetisetsa le ho amohela e 'ngoe le e' ngoe ka optically holim'a fiber e le 'ngoe e bonolo ea LC e sebelisa li-bi-directional optics. Sena se fella ka bandwidth e kopaneng ea 40Gbps ho thapo ea duplex ea LC. Sena se lumella ho sebelisoa hape ha LC duplex cabling infrastructure e kentsoeng bakeng sa ts'ebeliso ea 40GbE. Lihokelo tsa ho hokela ho fihla ho 100 m ho sebelisa OM3 le 150m ho sebelisa OM4 optical fiber lia tšehetsoa. Li-module tsena li etselitsoe ho sebetsa holim'a litsamaiso tsa fiber tsa multimode li sebelisa bolelele ba maqhubu a 850nm ka lehlakoreng le leng le 900nm ka lehlakoreng le leng. Sehokelo sa motlakase se sebelisa sehokelo sa 38 sa mofuta oa QSFP +. Sehokelo sa optical se sebelisa sehokelo se tloaelehileng sa LC duplex. Sets'oants'o sa Thibelo ea Transceiver • Absolute Maximum Ratings Ratings Letšoao Min. Tloaelehileng Max. Unit Storage Mocheso TS -40 +85 °C Supply Voltage VCCT, R -0.5 4 V Relative Humidity RH 0 85 % • Tikoloho e Khothalletsoang ea Ts'ebetso: Parameter Symbol Min. Tloaelehileng Max. Unit Case e sebetsang Mocheso TC 0 +70 °C Supply Voltage VCCT, R +3.13 3.3 +3.47 V Supply Current ICC 1000 mA Power Dissipation PD 3.5 W • Litšobotsi tsa Motlakase (TOP = 0 ho 70 °C, VCC = 3.4 Volts Parats 3.47 Voltage 3.47 Letshwao Min Typ Max Unit Note Data Rate per Channel - 10.3125 11.2 Gbps Power Consumption - 2.5 3.5 W Supply Current Icc 0.75 1.0 A Control I/O Voltage-High VIH 2.0 Vcc V Control I/O Voltage-Low VIL 0 0 0.7 V Inter-Channel SET SET Duration Skew 10 Rona RESETL De-assert nako 100 ms Matla ka Nako 100 ms Transmitter E le 'ngoe e Phethahetseng Matla a Matla a Matla 0.3 4 V 1 Mokhoa o Tloaelehileng Mamello ea Voltage 15 mV Transmit Input Diff Voltage VI 120 1200 mV Transmit Input Diff Impedance 1 ZINt Input 08 Dj Dependence 1 ZINt Input 08 Dj 0.1 UI Data Input Kakaretso ea Jitter TJ 0.28 UI Receiver E le 'Ngoe E Qetetsoeng ea Matla a Mamello ea Matla a Matla 0.3 4 V Rx Output Diff Voltage Vo 600 800 mV Rx Output Rise and Fall Voltage Tr/Tf 35 ps 10 Kakaretso ea Jitter Jitter DJ4 DJI Kakaretso ea Jitter UJ2 DJ Tlhokomeliso: 20～80% • Optical Parameters (TOP = 0 ho 70 °C, VCC = 3.0 ho 3.6 Volts) Parameter Symbol Min Typ Max Unit Ref. Transmitter Optical Wavelength CH1 λ 832 850 868 nm Optical Wavelength CH2 λ 882 900 918 nm RMS Spectral Width Pm 0.5 0.65 nm Karolelano ea Matla a Optical ka Channel Pavg -4 -2.5 +5.0m Extinction Ratio ER 3.5 dB Relative Intensity Noise Rin -128 dB/HZ 1 Optical Return Loss Tolerance 12 dB Receiver Optical Center Wavelength CH1 λ 882 900 918 nm Optical Center Wavelength 3 CH2 8m Recensity 3 CH2 8m Recensity 8 l 8m Recensie ka Channel R -11 dBm Maximum Input Power PMAX +0.5 dBm Reflectance Reflectance Rrx -12 dB LOS De-Assert LOSD -14 dBm LOS Assert LOSA -30 dBm LOS Hysteresis LOSH 0.5 dB Note 12dB Reflection e khethiloe ka Page02 mosebedisi. Tlhaloso e qaqileng ea memori e tlase le page00.page03 mohopolo o ka holimo ka kopo, bona tokomane ea SFF-8436. • Nako ea Soft Control le Status Functions Parameter Symbol Max Unit Conditions Initialization Time t_init 2000 ms Nako ho tloha ho motlakase ho1, hot plug kapa ho phahama ha Reset ho fihlela mojule o sebetsa ka botlalo2 Reset Init Assert Time t_reset_init 2 μs A Reset e hlahisoa ke ho fokotseha. boemo ba nako e telele ho feta bonyane ba nako ea ho letsa ha molumo o teng ho ResetL pin. Serial Bus Hardware Ready Time t_serial 2000 ms Nako ho tloha power on1 ho fihlela module e araba phetiso ea data holim'a 2-wire serial bus Monitor Data ReadyTime t_data 2000 ms Nako ho tloha power on1 ho data ha e so lokisoe, bit 0 of Byte 2, deassted and IntL asserted Seta bocha Nako ea Assert t_reset 2000 ms Nako ho tloha pheletsong e holimo ho ResetL pin ho fihlela mojule o sebetsa ka botlalo2 LPMode Assert Time ton_LPMode 100 μs Nako ho tloha ho tiisetso ea LPMode (Vin:LPMode =Vih) ho fihlela motlakase oa motlakase o kena ka tlaase ho Power Level IntL Assert Time ton_IntL 200 ms Nako ho tloha ha boemo bo hlaha ho fihlela IntL Vout:IntL = Vol IntL Deassert Nako toff_IntL 500 μs toff_IntL 500 μs Nako ho tloha ka ho hlakileng ho bala3 ts'ebetso ea folakha e amanang le eona ho fihlela Vout:IntL = Voh. Sena se kenyelletsa linako tsa sejo sa Rx LOS, Tx Fault le likotoana tse ling tsa folakha. Rx LOS Assert Nako ton_los 100 ms Nako ho tloha ho Rx LOS state ho ea ho Rx LOS bit set le IntL asserted Flag Assert Time ton_flag 200 ms Nako ho tloha ha boemo bo hlahisa folakha ho isa ho sete ea folakha e amanang le IntL e tiisitse Mask Assert Nako ton_mask 100 ms Nako ho tloha maske bit set4 ho fihlela polelo e amanang le IntL e koetsoe Mask De-assert Nako toff_mask 100 ms Nako ho tloha mask bit clear4 ho fihlela ts'ebetso e amanang le IntlL e qalella ModSelL Assert Time ton_ModSelL 100 μs Nako ho tloha ho tiisetso ea ModSelL ho fihlela mojule o arabela phetiso ea data holim'a 2-wire serial bus ModSelL Deassert Time toff_Mod0 Time toff_Mod0 Time toff. ea ModSelL ho fihlela mojule o sa arabe phetiso ya data ho feta 2-wire serial bus Power_over-ride orPower-set Assert Time ton_Pdown 100 ms Nako ho tloha P_Down bit set 4 ho fihlela mojule tshebediso ya motlakase e kena tlase Power Level Power_over-ride kapa Power-set De. -assert Nako toff_Pdown 300 ms Nako ho tloha P_Down bit cleared4 ho fihlela module e sebetsa ka botlalo3 Hlokomela: 1. Power on e hlalosoa e le hang hang ha li-voltage tsa phepelo li fihla 'me li lula li le ho kapa ho feta boleng bo boletsoeng. 2. Ho sebetsa ka botlalo ho hlalosoa e le IntL e tiisitsoeng ka lebaka la data e seng e lokisitsoe, bit 0 byte 2 de-asserted. 3. E lekantsoe ho tloha pheletsong ea oache e oelang kamora ho emisa hanyane ea transaction. 4. E lekantsoe ho tloha pheletsong ea oache e oelang kamora ho emisa hanyane ea transaction. • Pin Assignment Diagram of Host Board Connector Block Pin Numbers and Name • Pin Description Pin Logic Symbol Name/Tlhaloso Ref. 1 GND Ground 1 2 CML-I Tx2n Transmitter Inverted Data Input 3 CML-I Tx2p Transmitter Non-Inverted Data output 4 GND Ground 1 5 CML-I Tx4n Transmitter Inverted Data Output 6 CML-I Tx4p Transmitter Non-Inverted 7 Data Sebaka sa 18 LVTTL-I ModSelL Module Select 9 LVTTL-I ResetL Module Reset 10 VccRx +3.3V Power Supply Receiver 2 11 LVCMOS-I/O SCL 2-Wire Serial Interface Clock 12 LVCMOS-I/O SDA 2-Wire Serial Interface Data 13 GND14 Ground 1 CML-O Rx3p Moamoheli oa Phatlalatso ea Inverted Data Output 15 CML-O Rx3n Receiver Sephetho se sa Keneng 16 GND Ground 1 17 CML-O Rx1p Receiver Inverted Data Output 18 CML-O Rx1n Receiver Non-Inverted Data Output 19 GND Ground 1 20 GND Inverted CML Receiver CML Lintlha Sehlahisoa 22 CML-O Rx2p Moamoheli Sephetho sa data se sa Keneng 23 GND Ground 1 24 CML-O Rx4n Receiver Inverted Data Output 25 CML-O Rx4p Receiver Sehlahisoa sa Lintlha tse sa Keneng 26 GND Ground 1 TL-8 PredP LVT 1 TL-8 Modul LVT LVTTL-O IntL Interrupt 29 VccTx +3.3V Power Supply Transmitter 2 30 Vcc1 + 3.3V Power Supply 2 31 LVTTL-I LPMode Low Power Mode 32 GND Ground 1 33 CML-I Tx3p Transmitter Inverted Data Output3x300 CMLnItter3x Output T3x -Data e Inverted Output 35 GND Ground 1 36 CML-I Tx1p Transmitter Inverted Data Output 37 CML-I Tx1n Transmitter Non-Inverted Data Output 38 GND Ground 1 Lintlha: GND ke letšoao bakeng sa single le phepelo(matla) a tloaelehileng bakeng sa li-module tsa QSFP, Tsohle li tloaelehile. ka har'a mojule oa QSFP le li-voltages tsohle tsa module li boletsoe ho bokhoni bona bo boletsoeng ka tsela e 'ngoe. Hokela tsena ka ho toba ho moamoheli boto letšoao common fatše sefofane. Sehlahisoa sa Laser se koetsoe ho TDIS >2.0V kapa se butsoe, se lumelletsoe ho TDIS