Nā hiʻohiʻona ◊ E hoʻopili i ka pilina uila i SFF-8431 ◊ 850nm VCSEL laser a me PIN photo-detector ◊ Loaʻa ka lōʻihi o ka loulou o 70m ma OM3 MMF a me 100m ma OM4 MMF ◊ Loaʻa nā hana diagnostics digital ma o ka interface I2C ◊ ʻO ka wela o ka hihia ʻoihana Kūʻai: 0 ° C i +70 °C ◊ + 3.3V hoʻokahi mana lako ◊ Mana hoʻohana emi ma mua o 1W ◊ RoHS compliant ◊ Palekana hua'ōlelo no nā A0h a me A2h Nā noi ◊ 25GBASE-SR Ethernet ◊ Nā kikowaena, nā hoʻololi, ka mālama a me nā mea hoʻopili kāleka hoʻokipa Hōʻike Hōʻike Kūʻai Kūʻai Kūʻai Kūʻai Kūʻai Kūʻai Kūlohelohe1- ʻO ka hōʻailona hōʻailona hōʻailona Min. Max maʻamau. Unit Notes Voltage Hoʻolako Vcc3 -0.5 - +3.6 V Ka Mahana Waihona Ts -10 - +70 °C Haʻahaʻa Hana RH +5 - +85 % 1 Nānā: 1 ʻAʻohe condensation Manaʻo ʻia Nā Kūlana Hana Parameter Symbol Min. Max maʻamau. Nā Manaʻo Hui Pū ʻIa Manaʻo TC 0 - +70 °C Voltage Voltage Vcc 3.14 3.3 3.47 V Mana Mana Icc o kēia manawa - - 300 mA Pd Hoʻopau Mana - - 1.0 W Bit Rate BR 8.5 25.78125 - Gbps Fiber Bend Radius Rb Papa 2- Manaʻo ʻia nā kūlana hana uila Pākaukau 3- Nā ʻAno Uila Hōʻailona ʻāpana Min. ʻAno. Max. Units Notes Transmitter ʻOkoʻa ʻIkepili Hoʻokomo Swing Vin,PP 200 - 1600 mVPP Hoʻokomo ʻokoʻa Impedance ZIN 90 100 110 Ω Tx_Fault Hana maʻamau VOL 0 - 0.8 V Transmitter Fault VOH 2.0 - VCC V Tx_00 - Hoʻopau maʻamau VIH. VCC+0.3 V Mea Loaʻa Lā ʻokoʻa Hoʻopuka Vout 400 - 800 mV Huakaʻi ʻokoʻa Impedance ZD 90 100 110 Ω Rx_LOS Hana maʻamau VOL 0 - 0.8 V Lose Signal VoH 2.0 - VCC V Optical Characteristics Table 4-Optical Characters Table 4-Optical Characters Table 4-Optical Characters Mea hoʻolele ʻopika Nā hiʻohiʻona ʻano Bit Rate BR Gbps 8.5 25.78125 - Kaulana Wavelongth Wave λc nm 820 850 880 Average Launch powerTx_off Poff dBm - - -45 Launch Optical Power P0 dBm -6.0 2.4 1 Extinth Ratio - ER dS Wide nm 0.65 Nā ʻano o ka mea loaʻa ma ke ʻano o ka ʻike kikoʻī BR Gbps 8.5. - - -5.2 3 Los Assert LosA dBm -30 - - Los De-Assert LosD dBm - - -13 Los Hysteresis LosH dB 0.5 Nānā: Hoʻohui ʻia i 50/125 MMF. Ana me PRBS 231-1 kumu hoao @25.78125Gbps.BER=E-12 3. BER=1x10-12; PRBS231-1@25.78125Gbps. Manaʻo ʻia ʻo ka Papa Hoʻopono Kaapuni Kiʻi 1, Manaʻo ʻia ʻo Papa Hoʻokele Kaapuni Manaʻo Manaʻo Kaapuni Kiʻi 2, Manaʻo ʻia ʻo Interface Circuit Pin hoʻonohonoho Kiʻi 3, Pin View Table 5-Pin Function Definitions Pin Symbol Name/Description Notes 1 VEET Module 2 Transmitter Ground. TX_FAULT Hewa ka mea hoʻouna module 2 3 TX_DISABLE Hoʻopau i ka mea hoʻouna; Hoʻopau i ka mea hoʻopuka laser transmitter 3 4 SDA 2-Wire Serial Interface Data Line (MOD-DEF2) 5 SCL 2-Wire Serial Interface Clock (MOD-DEF1) 6 MOD_ABS Module Absent, i hoʻopili ʻia me VEET a i ʻole VEER i ka module 2 7 RS0 Rate E koho i ka 0, e hoomalu i ka SFP+ module receiver 4 8 RX_LOS Receiver Nalo o Hōʻailona hōʻailona (Ma FC i koho ʻia ʻo Rx_LOS a ma Ethernet i koho ʻia ʻaʻole ʻike hōʻailona) 2 9 RS1 Rate Koho 1, koho ʻia ka SFP+ module transmitter 4 10 VEER Module Receiver Ground 1 11 VEER Module Receiver Ground 1 12 RD- Receiver 1 Huli ʻIkepili RD + Mea Loaʻa ʻAʻole Hoʻololi Ike ʻIkepili 14 VEER Module Receiver Ground 1 15 VCCR Module Receiver 3.3 V Supply 16 VCCT Module Transmitter 3.3 V Supply 17 VEET Module Transmitter Ground 1 18 TD+ Transmitter Non-Inverted Data Input 19 TD- Transmitter 20 Transmitter Inverted Data Input: lepo module hoʻokaʻawale ʻia nā pine mai ka pahu module. E huki ʻia nā pine me ka 4.7K-10Kohms i ka volta ma waena o 3.14V a me 3.46V ma ka papa hoʻokipa. Huki ʻia ka pine a hiki i VCCT me kahi pale 4.7K-10KΩ i loko o ka module. E nana SFF-8472 Rev12.2 Papa 10-2. Nānā Kiʻi 4, Palapala Hoʻomanaʻo Mechanical Design Diagram Papa 5- Length Uea Length Uea L（Uni: m） Hoʻomanawanui（Unit: cm） ≤1.0 +5/-0 1.0＜L≤4.5 +15/-0 4.5＜L 14.5 +30/-0 ＞14.5 + 2%/-0 Nā ʻōlelo aʻo i ka mālama ʻana i ka mālama ʻana: He maʻalahi kēia mea hana i ka pōʻino ma muli o ka electrostatic discharge (ESD). Paipai ʻia kahi kaiapuni kūʻokoʻa kūʻokoʻa. E hahai i nā alakaʻi e like me nā kaʻina hana ESD kūpono. Palekana Laser: ʻO ka hoʻoheheʻe ʻia e nā mea laser hiki ke pilikia i nā maka kanaka. Hōʻalo i ka ʻike ʻana o ka maka i ka radiation pololei a i ʻole.

Nā hiʻohiʻona: ◊ 4 mau ala MUX / DEMUX hoʻolālā ◊ Hoʻohui CWDM TOSA / ROSA no ka hiki i ka 10 km hiki i SMF ◊ Kākoʻo 100GBASE-CWDM4 no ka laina laina o 103.125Gbps a me OTU4 no ka laina laina o 111.81Gbps ◊ Aggregate bandwidth o > 10 Duplex bandwidth o > 10 Duplex Nā mea hoʻohui LC ◊ Hoʻopili me IEEE 802.3-2012 Paukū 88 maʻamau IEEE 802.3bm CAUI-4 chip i module uila maʻamau ITU-T G.959.1-2012-02 maʻamau · ◊ Hoʻokahi + 3.3V mana lako hana ◊ Nā hana diagnostic kikohoʻe i kūkulu ʻia ◊ Ka wela wela 0° C a hiki i 70 ° C ◊ RoHS Compliant Part Applications: ◊ Local Area Network (LAN) ◊ Wide Area Network (WAN) ◊ Nā hoʻololi Ethernet a me nā noi mea hoʻolale Wehewehe: ʻO ka JHAQ28C10C kahi module transceiver i hoʻolālā ʻia no nā noi kamaʻilio optical 10km. Hoʻopili ka hoʻolālā i ka 100GbASE-LR4 o ka IEEE 802.3-2012 Pauku 88 maʻamau IEEE 802.3bm CAUI-4 chip i ka module uila maʻamau ITU-T G.959.1-2012-02 maʻamau. Hoʻololi ka module i 4 inputs channels (ch) o 25.78 Gbps a i 27.95Gbps uila ʻikepili i 4 lanes optical signals, a multiplexs iā lākou i hoʻokahi ala no ka 100Gb/s optical transmission. Ma ka huli ʻana, ma ka ʻaoʻao hoʻokipa, hoʻopau ka module optically de-multiplexes i kahi hoʻokomo 100Gb/s i nā hōʻailona ala 4, a hoʻohuli iā lākou i 4 mau ala e hoʻopuka ai i ka ʻikepili uila. ʻO nā nalu waena o nā ala 4 he 1270 nm, 1290 nm, 1310 nm a me 1330 nm. Loaʻa iā ia kahi mea hoʻohui LC duplex no ke kikowaena optical a me kahi mea hoʻohui 38-pin no ke kikowaena uila. No ka hōʻemi ʻana i ka hoʻopuehu ʻana i ka ʻōnaehana loloa, pono e hoʻopili ʻia ka fiber mode hoʻokahi (SMF) i kēia module. Hoʻolālā ʻia ka huahana me ka form factor, optical/electrical connection and digital diagnostic interface e like me ka QSFP28 Multi-Source Agreement (MSA). Ua hoʻolālā ʻia e hālāwai me nā kūlana hana ʻoi loa o waho e pili ana i ka mahana, ka haʻahaʻa a me ka hoʻopili EMI. Hoʻohana ka module mai kahi mana + 3.3V hoʻokahi a me nā hōʻailona mana honua LVCMOS/LVTTL e like me Module Present, Reset, Interrupt and Low Power Mode i loaʻa me nā modula. Loaʻa kahi interface serial 2-wire e hoʻouna a loaʻa i nā hōʻailona mana paʻakikī a loaʻa ka ʻike diagnostic diagnostic. Hiki ke kamaʻilio ʻia nā kaha pākahi a hiki ke pani ʻia nā kahawai i hoʻohana ʻole ʻia no ka maʻalahi o ka hoʻolālā. Hoʻolālā ʻia ka JHAQ28C10C me ke ʻano kumu, ka pilina optical/electrical a me ke kikowaena diagnostic digital e like me ka QSFP28 Multi-Source Agreement (MSA). Ua hoʻolālā ʻia e hālāwai me nā kūlana hana ʻoi loa o waho e pili ana i ka mahana, ka haʻahaʻa a me ka hoʻopili EMI. Hāʻawi ka module i ka hana kiʻekiʻe loa a me ka hoʻohui ʻana i nā hiʻohiʻona, hiki ke loaʻa ma o kahi interface serial ʻelua-wire. • hōʻailona hōʻailona hōʻailona helu kiʻekiʻe loa. Max maʻamau. Wehehana Waihona Unite TS -40 +85 °C Voltage Voltage VCCT, R -0.5 4 V Hoʻohaʻahaʻa Pili RH 0 85 % • Kaiapuni Hana Manaʻo: Parameter Symbol Min. Max maʻamau. Huina hihia wela wela TC 0 +70 °C Voltage Hāʻawi VCCT, R +3.13 3.3 +3.47 V Hāʻawi i kēia manawa ICC 1100 1500 mA Hoʻoheheʻe Mana PD 5 W • Nā ʻano uila (TOP = 0 a 70 °C, VCC = 3.13 a 3.47 Volts ʻO ka hōʻailona hōʻailona Min Typ Max Unit Note Ka helu ʻikepili no kēlā me kēia Kanal - 25.78125 Gbps 27.9525 Hoʻohana Mana - 2.7 3.5 W Hāʻawi i kēia manawa Icc 0.8 1 A Mana I/O Voltage-Kiʻekiʻe VIH 2.0 Vcc V Mana I/O Voltage-Low VIL 0 0.7 V Inter-Channel Skew TS0 RESET Ka lōʻihi o mākou. - hōʻoia i ka manawa 100 ms Mana i ka manawa 100 ms Transmitter Hoʻokahi Hoʻopau ʻana i ka Voltage Voltage Tolerance 0.3 Vcc V 1 mode maʻamau Ka hoʻomanawanui Voltage 15 mV Hoʻouna i ka hoʻokomo ʻokoʻa ʻokoʻa VI 150 1200 mV Hoʻouna i ka hoʻokomo ʻokoʻa ʻokoʻa Impedance ZIN 85 100 115 Hoʻopau Jitter UI. Hoʻomanawanui Voltage Output 0.3 4 V Rx Output Diff Voltage Vo 370 600 950 mV Rx Output Piʻi a hāʻule Voltage Tr/Tf 35 ps 1 Huina Jitter TJ 0.3 UI Note: 20～80% • Nā ʻāpana Optical (TOP = 0 a i 0. VCC = 3.0 a 3.6 Volts) Hōʻailona hōʻailona Min Typ Max Unit Ref. Haawina Hawewe L0 1264.5 1271 1277.5 nm L1 1284.5 1291 1297.5 nm L2 1304.5 1311 1317.5 nm L3 1324.5 1331 1284.5 1291 1297.5 nm L2 1304.5 1311 1317.5 nm L3 1324.5 1331 1331 1297.5 nm L2 1304.5 1311 1317.5 nm L3 1324.5 1331 1331 1337.5 Ka Mana Hoʻokuʻu maʻamau PT -6 - 6.5 dBm Ka Mana Hoʻolaha Awelika, kēlā me kēia Alanui -6 - 2.5 dBm ʻokoʻa i ka mana hoʻokuʻu ma waena o nā ala ʻelua (OMA) - - 3.5 dB TDP, kēlā me kēia Lane TDP 2.2 dB Extinction Ratio ER 4 - - dB Transmitter Wehewehe Maka {X1, X2, X3, Y1, Y2, Y3} {0.25, 0.4, 0.45, 0.25, 0.28, 0.4} ʻO ka hoʻihoʻi ʻana i ka hoʻomanawanui ʻana - - 20 dB Average Launch Power OFF Transmitter, kēlā me kēia Lane Poff -30 dBm Relative Intensity Noise Rin -128 dB/HZ 1 To Optical Return - Loss - Loss Paepae Poino dB Loaʻa THd 3.3 dBm 1 Mana Awelika ma ka Mea Loaʻa Hoʻokomo, kēlā me kēia Alanui R -13.0 0 dBm RSSI Pono -2 2 dB Receiver Reflectance Rrx -26 dB Receiver Power (OMA), kēlā me kēia Alanui - - 3.5 dBm LOS De-Assert LOSD -15 dBm Hōʻoia LOSA -25 dBm LOS Hysteresis LOSH 0.5 dB Note 12dB Reflection • Loaʻa ka hana nānā diagnostics kikohoʻe ma nā QSFP28 LR4 a pau. Hāʻawi ka 2-wire serial interface i ka mea hoʻohana e launa pū me ka module. Hōʻike ʻia ke ʻano o ka hoʻomanaʻo i ke kahe. Hoʻonohonoho ʻia ka wahi hoʻomanaʻo i loko o kahi ʻaoʻao haʻahaʻa, hoʻokahi ʻaoʻao, wahi kikoʻī o 128 bytes a me nā ʻaoʻao kikowaena helu luna. Hāʻawi kēia ʻano i ka hiki i ka manawa kūpono i nā helu ma ka ʻaoʻao haʻahaʻa, e like me Interrupt Flags and Monitors. Loaʻa nā mea kākau manawa koʻikoʻi liʻiliʻi, e like me ka ʻike serial ID a me nā hoʻonohonoho paepae, me ka hana ʻAoʻao Select. ʻO A0xh ka leka uila i hoʻohana ʻia a hoʻohana nui ʻia no ka ʻikepili koʻikoʻi o ka manawa e like me ka lawelawe interrupt i mea e hiki ai i ka heluhelu hoʻokahi manawa no nā ʻikepili āpau e pili ana i kahi kūlana keakea. Ma hope o ka hoʻopau ʻana, ua ʻōlelo ʻia ʻo IntL, hiki i ka mea hoʻokipa ke heluhelu i ke kahua hae e hoʻoholo ai i ke kahawai pili a me ke ʻano o ka hae. ʻO ka Page02 ka mea hoʻohana EEPROM a ua hoʻoholo ʻia e ka mea hoʻohana. E ʻoluʻolu e ʻike i ka palapala SFF-8436 ka wehewehe kikoʻī o ka hoʻomanaʻo haʻahaʻa a me ka page00.page03. • Ka manawa no ka Mana Mana a me ke kūlana o ka hana Parameter Symbol Max Unit Conditions Initialization Time t_init 2000 ms Ka manawa mai ka mana on1, wela wela a i ʻole ka piʻi ʻana o ka ʻaoʻao o Reset a hiki i ka holo pono ʻana o ka module. ʻoi aku ka lōʻihi ma mua o ka liʻiliʻi o ka manawa pulse hōʻano hou ma ka pine ResetL. Manawa Mākaukau Lako Bus Serial t_serial 2000 ms Ka manawa mai ka mana on1 a hiki i ka pane ʻana o ka module i ka hoʻouna ʻana i ka ʻikepili ma luna o ke kaʻaahi serial 2-wire Nānā Ikepili Manawa t_data 2000 ms Manawa mai ka mana ma1 a hiki i ka ʻikepili ʻaʻole i mākaukau, bit 0 o Byte 2, deasserted a ʻōlelo ʻia ʻo IntL Hoʻihoʻi hou i ka Manawa Manaʻo t_reset 2000 ms Ka manawa mai ka piʻi ʻana ma ka pine ResetL a hiki i ka piha ʻana o ka module functional2 LPMode Assert Time ton_LPMode 100 μs Ka manawa mai ka hoʻohiki ʻana o LPMode (Vin:LPMode =Vih) a hiki i ka komo ʻana o ka mana o ka module i lalo Mana Level IntL Assert Time ton_IntL 200 ms Ka manawa mai ka hiki ʻana mai o ke kūlana e hoʻomaka ana IntL a hiki i Vout:IntL = Vol IntL DeastL Time 500 μs toff_IntL 500 μs Manawa mai ka maopopo ma ka heluhelu 3 ka hana o ka hae pili a hiki i ka Vout:IntL = Voh. Hoʻopili kēia i nā manawa deassert no Rx LOS, Tx Fault a me nā ʻāpana hae ʻē aʻe. Rx LOS Assert Time ton_los 100 ms Manawa mai Rx LOS mokuʻāina i Rx LOS bit set a IntL asserted Flag Assert Time ton_flag 200 ms Manawa mai ka hiki ʻana mai o ke kūlana e hoʻoulu ana i ka hae i ka hoʻonohonoho bit hae pili a ua hoʻokūpaʻa ʻia ʻo IntL Mask Assert Time ton_mask 100 ms Ka manawa mai ka mask. bit set4 a hiki i ka wā e pale ʻia ai ka ʻōlelo IntL pili i ka Mask De-assert Time toff_mask 100 ms Hoʻomaʻemaʻe ʻia ka manawa mai ka bit mask 4 a hiki i ka hoʻomaka ʻana o ka hana IntlL pili i ka ModSelL Assert Time ton_ModSelL 100 μs Manawa mai ka ʻōlelo ʻana o ModSelL a hiki i ka pane ʻana o ka module i ka lawe ʻana i ka ʻikepili ma luna o ke kaʻaahi serial 2-wire ModSelL Deassert Time toff_ModSelL 100 mau minuke o ka manawa mai ModSelL ʻAʻole pane ka module i ka lawe ʻana i ka ʻikepili ma luna o ka 2-wire serial bus Power_over-ride a i ʻole Power-set Assert Time ton_Pdown 100 ms Manawa mai P_Down bit set 4 a hiki i ka hoʻohana ʻana i ka mana module e komo i lalo Power Level Power_over-ride a i ʻole Power-set De-assert Time toff_Pdown 300 ms manawa mai P_Down bit i hoʻomaʻemaʻe ʻia4 a hiki i Ua holo pono ka module3 Nānā: 1. Ua wehewehe ʻia ka mana e like me ka manawa e hiki ai nā volta hoʻolako a noho ma luna a i ʻole ka palena iki. waiwai i kuhikuhi ʻia. 2. Ua wehewehe ʻia ka hana piha e like me ka IntL i ʻōlelo ʻia ma muli o ka ʻikepili ʻaʻole mākaukau bit, bit 0 byte 2 de-asserted. 3. Ana ʻia mai ka hāʻule ʻana o ka uaki ma hope o ka pau ʻana o ka heluhelu heluhelu. 4. Ana ʻia mai ka hāʻule ʻana o ka uaki ma hope o ka pau ʻana o ka hana kākau. • Pa'i Pa'i Transceiver • Ki'i Ho'oka'ina Pin o ka Ho'ohui Papa Ho'okipa Poka Pin Numbers a me Nam • Pin Wehewehe Pin Logic Symbol Name/Description 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 Input 6 CML-I Tx4p Transmitter Non-Inverted Data Output 7 Ka Honua 1 8 LVTTL-I ModSelL Module E koho i 9 LVTTL-I ResetL Module Reset 10 VccRx +3.3V Mea Loaʻa Mana Mana 2 11 LVCMOS-I/O SCL 2-Wire Serial Interface Clock 12 LVCMOS-I/O SDA 2-Wire Serial Interface Data 13 GND Ground 1 14 CML- O Rx3p Mea Loaʻa Hoʻohuli Ike ʻIkepili 15 CML-O Rx3n Receiver Non-Inverted Data Output 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 Ground 1 21 CML-O Rx2n Receiver -O Rx2p Receiver Non-Inverted Data Output 23 GND Ground 1 24 CML-O Rx4n Receiver Inverted Data Output 25 CML-O Rx4p Receiver Non-Inverted Data Output 26 GND Ground 1 27 LVTTL-O ModPrsL LVT Interrupt in 28 LVT Module Present 28 +3.3V Mea Hoʻokuʻu Mana Mana 2 30 Vcc1 +3.3V Mana Mana 2 31 LVTTL-I LPMode Mana Haʻahaʻa Mana Haʻahaʻa 32 GND Ground 1 33 CML-I Tx3p Transmitter Huli ʻIkepili Huli 34 CML-I Tx3n Transmitter Non-Inverted GND ʻIkepili 35 1 36 CML-I Tx1p Mea lawe Hoʻopuka ʻIkepili Huli 37 CML-I Tx1n Transmitter Non-Inverted Data Output 38 GND Ground 1 Notes: ʻO GND ka hōʻailona no ka hoʻokahi a me ka lako (mana) maʻamau no nā modules QSFP28, He mea maʻamau nā mea a pau i loko o ka module QSFP28 a ua kuhikuhi ʻia nā voltage module a pau ʻike ʻia kēia hiki. E hoʻopili pololei i kēia mau mea i ka hōʻailona papa hoʻokipa i ka mokulele honua maʻamau. Hoʻopau ʻia ka hoʻopuka laser ma TDIS >2.0V a i ʻole wehe ʻia, hiki iā TDIS