Ngā Āhuatanga ◊ Atanga hiko e tika ana ki te SFF-8431 ◊ 850nm VCSEL laser me te PIN photo-detector ◊ Ko te roa o te hononga hono o te 70m i runga i te OM3 MMF me te 100m i runga i te OM4 MMF ◊ Kei te waatea nga mahi diagnostics mamati ma te atanga I2C ◊ Te pāmahana take whakahaere Aromoni: 0° C ki +70 °C ◊ + 3.3V kotahi mana supply ◊ Power kohi iti iho i te 1W ◊ RoHS e tika ana ◊ Tiaki Kupuhipa mo A0h me A2h Tono ◊ 25GBASE-SR Ethernet ◊ Tūmau, whakawhiti, rokiroki me nga kaitahuri kaari kaihautu Whakatakotoranga Whakataunga Whakatauranga Morahi Tino Ripanga1- Tohu Whakatauranga Morahi Morahi Tohu Min. Max angamaheni. Ngaohiko Waeine Te Ngaohiko Vcc3 -0.5 - +3.6 V Te Pawera Rokiroki Ts -10 - +70 °C Te Maama Mahi RH +5 - +85 % 1 Tuhipoka: 1 Kore he whakapoatanga Nga Tikanga Mahi Taapiri Tohu Min. Max angamaheni. Waeine Notes Waea Mahi Waahi TC 0 - +70 °C Te Ngaohiko Hiko Vcc 3.14 3.3 3.47 V Hiko Hiko Icc O Naianei - - 300 mA Te Tohanga Hiko Pd - - 1.0 W Reiti Moka BR 8.5 25.78125 - Gbps Fiber Bend Radius Rb 3. Ripanga 2- Nga Tikanga Whakahaere Hiko Ripanga Ahuatanga 3- Tohu Hiko Tawhā Tohu Min. Pato. Max. Waeine Notes Kaituku Raraunga Raraunga Rerekētanga Swing Vin,PP 200 - 1600 mVPP Tāuru Rereketanga Impedance ZIN 90 100 110 Ω Tx_Fault Mahi Pūnoa VOL 0 - 0.8 V Kaituku Hapa VOH 2.0 - VCC V Tx_00 - Mono VIL0 VIL8 - Mono VIL0. VCC+0.3 V Kaiwhiwhi Ra Rerekē Putanga Putanga Vout 400 - 800 mV Putanga Rereketanga Impedance ZD 90 100 110 Ω Rx_LOS Mahi Pūnoa VOL 0 - 0.8 V Ngaro Waitohu VoH 2.0 - VCC V Waeine Arotika Waeine Tohu Tohu Waeine Waeine 4-Optical Note Waeine Tohu Tohu Morahi. Kaituku whatu Nga Ahuatanga Reiti Moka BR Gbps 8.5 25.78125 - Awhe Roa Ngaru Pokapū λc nm 820 850 880 Wawaenga Te mana WhakarewaTx_off Poff dBm - - -45 Whakarewa Mana Orotika P0 dBm -6.0 2.4 1 Tauwehenga Whakamutua - ER dS 2 nm - Ruarua Whakamotunga -RM 2. 0.65 Ahuatanga Kaiwhiwhi Optical Auau Moka BR Gbps 8.5 25.78125 Moka Reiti Hapa BER - - E-12 Paepae pakaru DT dBm 3.4 - - Utapa te Tauru OpticalPower PIN dBm 2.4 - - 2 Pokapū Roa Ngaru Awhe λc 82000000000000000 - - -5.2 3 Los Assert LosA dBm -30 - - Los De-Assert LosD dBm - - -13 Los Hysteresis LosH dB 0.5 Tuhipoka: Kua honoa ki te 50/125 MMF. I ine ki te tauira whakamatautau PRBS 231-1 @25.78125Gbps.BER=E-12 3. BER=1x10-12; PRBS231-1@25.78125Gbps. Awhiowhio Hiko Hiko Poari Manakohia Whakaaturanga 1, Awhiowhio Hiko Hiko Poari Kaihautu Tohu Atanga Atanga Whakaaturanga 2, Atanga Atanga Whakaritenga Pin Whakaata 3, Ripanga Tirohanga Ripanga 5-Pin Taumahinga Whakamaramatanga Pin Tohu Ingoa/Whakaahua Panui 1 VEET Module1 Whakawhiti Papa 2 Papa TX_FAULT Whakawhiti Kōwae Hapa 2 3 TX_DISABLE Kaituku Mono; Whakawetohia te whakaputanga laser kaiwhakawhiti 3 4 SDA 2-Waea Raina Raraunga Atanga Waea (MOD-DEF2) 5 SCL 2-Waea Karaka Atanga Rangatū (MOD-DEF1) 6 MOD_ABS Kōwae ngaro, hono ki te VEET, ki te VEER ranei i roto i te waahanga 2 7 RS0 Reiti Tīpakohia te 0, ka taea te whakahaere i te kaiwhiwhi kōwae SFP+ 4 8 RX_LOS Kaiwhiwhi Ngaronga o Tohu Tohu (I roto i te FC kua tohua hei Rx_LOS me te Itarangi kua tohua hei NOT Tohu Tohu) 2 9 RS1 Rate Tīpakohia 1, ka taea te whakahaere i te SFP+ kaiwhakawhiti kōwae 4 10 VEER Module Receiver Papa 1 11 VEER Module Receiver Papa 1 12 RD- Putanga Raraunga Hurihuri3 RD+ Kaiwhiwhi Putanga Raraunga Kore-Huri 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 Kore-Inverted Raraunga Input 19 TD- Transmitter 20 Transmitter Raraunga Inverted Raraunga Inverted whenua kōwae ka wehea nga titi mai i te keehi kōwae. Ka toia nga titi ki te 4.7K-10Kohms ki te ngaohiko i waenga i te 3.14V me te 3.46V i runga i te papa manaaki. Ka toia te titi ki te VCCT me te parenga 4.7K-10KΩ i roto i te kōwae. Tirohia te SFF-8472 Rev12.2 Ripanga 10-2. Aroturuki Whakaaturanga Whakaatu 4, Mahere Mahere Mahere Hoahoa Miihini Ripanga 5- Roa Uera Roa Uera L（Waeine: m） Whakaaetanga（Waeine: cm） ≤1.0 +5/-0 1.0＜L≤4.5 +15/-0 4.5＜L 14.5 +30/-0 ＞14.5 +2%/-0 Whakatupato Mahinga Whakatupatotanga: Ko tenei taputapu ka whakaraerae ki te kino na te tukunga hiko (ESD). Ka tino taunakitia he taiao kore utu. Whaia nga aratohu e ai ki nga tikanga ESD tika. Haumaru Taiaho: Ko te iraruke e tukuna ana e nga taputapu laser he kino ki nga kanohi tangata. A ape i nga kanohi e pa ana ki te rauropi tika, arataki ranei.

Ngā Āhuatanga: ◊ 4 huarahi MUX / DEMUX hoahoa ◊ Integrated CWDM TOSA / ROSA mo runga ki te 10 km te toro atu i runga i te SMF ◊ Tautoko 100GBASE-CWDM4 mo te reiti raina o 103.125Gbps me OTU4 mo te tere o te raina o 111.81Gbps ◊ Te whakahiato bandwidth o> 10 Duplex bandwidth o> 10 Duplex LC tūhono ◊ Whakaaetanga ki IEEE 802.3-2012 Rarangi 88 paerewa IEEE 802.3bm CAUI-4 maramara ki te kōwae paerewa hiko ITU-T G.959.1-2012-02 paerewa · ◊ Kotahi + 3.3V te mana hiko e whakahaere ana ◊ Hanga-i roto i nga mahi tātaritanga mamati ◊ Awhe pāmahana 0° C ki te 70°C ◊ RoHS Whakaaetanga Wahi Tono: ◊ Whatunga Rohe Rohe (LAN) ◊ Whatunga Waahanga Whanui (WAN) ◊ Nga whakawhiti Ethernet me nga tono pouara Whakaahuatanga: Ko te JHAQ28C10C he waahanga whakawhiti i hangaia mo te 10km nga tono whakawhitiwhiti whakaaro. He pai te hoahoa ki te 100GbASE-LR4 o te IEEE 802.3-2012 Clause 88 paerewa IEEE 802.3bm CAUI-4 maramara ki te paerewa hiko ITU-T G.959.1-2012-02. Ka huri te kōwae i nga hongere whakauru e 4 (ch) o 25.78 Gbps ki te 27.95Gbps nga raraunga hiko ki nga huarahi e 4 nga tohu whatu, me te whakatiki ki te hongere kotahi mo te 100Gb/s tuku whatu. I tua atu, i te taha o te kaikawe, ka whakakorehia e te kōwae te whakaurunga 100Gb/s ki roto i nga tohu ara e 4, ka huri ki te 4 nga ara whakaputa raraunga hiko. Ko nga roangaru o waenganui o nga ara e 4 ko 1270 nm, 1290 nm, 1310 nm me 1330 nm. Kei roto he hononga LC matarua mo te atanga whatu me te hono 38-pin mo te atanga hiko. Hei whakaiti i te marara whatu i roto i te punaha tere-roa, me tono te muka aratau-kotahi (SMF) ki tenei waahanga. I hangaia te hua me te ahua o te ahua, te hononga whatu/hiko me te atanga tātaritanga mamati e ai ki te QSFP28 Multi-Source Agreement (MSA). Kua hoahoatia kia tutuki i nga tikanga whakahaere o waho rawa atu, tae atu ki te mahana, te makuku me te wawaotanga EMI. Ka mahi te kōwae mai i te + 3.3V hiko hiko kotahi me nga tohu mana whakahaere o te ao LVCMOS/LVTTL penei i te Module Present, Reset, Interrupt and Low Power Mode e waatea ana me nga waahanga. He atanga rangatū 2-waea e waatea ana ki te tuku me te whiwhi tohu whakahaere uaua ake me te whiwhi korero whakamaarama mamati. Ka taea te whakatika i nga hongere takitahi, ka taea te tutakina nga hongere kaore i whakamahia mo te ngawari o te hoahoa. I hangaia te JHAQ28C10C me te ahua o te ahua, te hononga whatu/hiko me te atanga tātaritanga mamati e ai ki te QSFP28 Multi-Source Agreement (MSA). Kua hoahoatia kia tutuki i nga tikanga whakahaere o waho rawa atu, tae atu ki te mahana, te makuku me te wawaotanga EMI. Ko te kōwae e whakarato ana i nga mahi tino tiketike me te whakaurutanga o nga ahuatanga, ka taea ma te atanga rangatū waea-rua. • Tohu Tawhā Whakatauranga Morahi Moni. Max angamaheni. Waeine Rokiroki Te Waahi TS -40 +85 °C Te Ngaohiko Tuku VCCT, R -0.5 4 V Te Maama Whakawhanaunga RH 0 85 % • Te Taiao Mahi Manako: Tohu Tawhā Min. Max angamaheni. Waeine Waeine Te Maamaa TC 0 +70 °C Ngaohiko Tuku VCCT, R +3.13 3.3 +3.47 V Tuku ICC Naianei 1100 1500 mA Ngaohiko Hiko PD 5 W • Ngaohiko Hiko (TOP = 0 ki te 70 °C, VCC = 3.13 ki te 3.47 Volts Tohu Tawhā Min Momo Max Waeine Reiti Raraunga Note mo ia Hongere - 25.78125 Gbps 27.9525 Te Whakamahi Hiko - 2.7 3.5 W Whakawhiwhinga Icc 0.8 1 A Mana I/O Ngaohiko-Teitei VIH 2.0 Vcc V Mana I/O Ngaohiko-Hakareka VIL 0 0.7 V Inter-Channel Skew RESETL5 Te roanga o US RESETL5 P - tohe wa 100 ms Hiko Hiko Waa 100 ms Whakawhiti Kotahi Whakamutunga Ngaohiko Putanga Whakaaetanga 0.3 Vcc V 1 Aratau Common Ngaohiko Whakaaetanga 15 mV Tuku Whakauru Ngaohiko Rerekē VI 150 1200 mV Tuku Whakauru Rererenga Impedance ZIN 85 100 115 Raraunga Whakamutunga JUI Whakamutunga J. Ngaohiko Putanga Whakaaetanga 0.3 4 V Rx Putanga Rerekenga Ngaohiko Vo 370 600 950 mV Rx Putanga Whakatika me te Hinga Ngaohiko Tr/Tf 35 ps 1 Tapeke TJ 0.3 UI Note: 20～80% • Tawhā Optical(TOP = 0 ki te 0. VCC = 3.0 ki te 3.6 Volts) Tohu Tawhā Min Momo Max Waeine Ref. Taumahi Roa Ngaru Whakawhiti 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. Te Mana Whakarewa Tauwaenga PT -6 - 6.5 dBm Wawaenga Te Mana Whakarewa, ia Rarangi -6 - 2.5 dBm Rerekētanga i roto i te Mana Whakarewa i waenga i nga Rarangi e rua (OMA) - - 3.5 dB TDP, ia Raina TDP 2.2 dB Raio Whakamutu ER 4 - - dB Kaituku Whakamaramatanga kanohi kanohi {X1, X2, X3, Y1, Y2, Y3} {0.25, 0.4, 0.45, 0.25, 0.28, 0.4} Whakaaetanga Ngaronga Whakahoki Arotika - - 20 dB Wawaenga Whakarewa Mana OFF Kaituku, ia Lane Poff -30 dBm Relative Intensible Noise Rin -128 dB/HZ 1 Ki te Optical Hokinga Ngaronga - Nga Ngaronga dB Paepae Tukino Kaiwhiwhi THd 3.3 dBm 1 Te Mana Wawaenga i te Whakauru Kaiwhiwhi, ia Raina R -13.0 0 dBm RSSI Tika -2 2 dB Kaiwhiwhi Whakaata Rrx -26 dB Mana Kaiwhiwhi (OMA), ia Raina - - 3.5 dBm LOS De-Assert LOSD -15 dBm Whakauru LOSA -25 dBm LOS Hysteresis LOSH 0.5 dB Note 12dB Reflection • Atanga Aroturuki Taatari Kei te waatea te mahi aro turuki mamati i runga i nga QSFP28 LR4 katoa. Ko te atanga rangatū 2-waea e whakarato ana i te kaiwhakamahi ki te whakapā atu ki te kōwae. Ko te hanganga o te mahara ka whakaatuhia i te rere. Kua whakaritea te mokowā mahara ki te wharangi iti, kotahi te wharangi, te mokowā wāhitau 128 paita me te maha o nga wharangi mokowā wāhitau o runga. Ka taea e tenei hanganga te uru ki nga wahitau kei te wharangi o raro, penei i nga Kara Interrupt and Monitors. He iti ake te waa whakaurunga wa tino nui, penei i nga korero TT rangatū me nga tautuhinga paepae, e waatea ana me te mahi Tohu Whārangi. Ko te wahitau atanga e whakamahia ana ko A0xh me te nuinga o te waa e whakamahia ana mo nga raraunga tino nui penei i te whakahaere haukoti kia taea ai te panui kotahi-wa mo nga raraunga katoa e pa ana ki tetahi ahuatanga haukoti. Whai muri i te haukoti, kua kii a IntL, ka taea e te kaihautu te panui te mara haki ki te whakatau i te hongere kua pa me te momo haki. Ko te Page02 he EEPROM Kaiwhakamahi me tana whakatakotoranga e te kaiwhakamahi. Te whakaahuatanga mo te iti o te mahara me te page00.page03 o runga mahara tirohia te tuhinga SFF-8436. • Te Wā mo te Mana Maeneene me nga Taumahi Taumahi Tawhā Tohu Tohu Waeine Waeine Tikanga Wā T_init 2000 ms Wā mai i te hiko 1, mono wera, taha piki ake ranei o Tautuhi tae noa ki te mahi katoa o te kōwae2 Tautuhi Init Assert Time t_reset_init 2 μs Ka hangaia he Tautuhi e te iti taumata roa atu i te iti rawa o te wa whakapouri tautuhi kei runga i te titi ResetL. Te Waa Riri Pumau Pahi Tuturu t_serial 2000 ms Te wa mai i te hiko i runga1 tae noa ki te whakautu a te kōwae ki te tuku raraunga i runga i te pahi rangatū 2-waea Aroturuki Waa Raraunga t_data 2000 ms Te wa mai i te hiko i runga1 ki nga raraunga kaore i reri, moka 0 o Paita 2, kua whakakorehia me te IntL i kii Tautuhi Anō i te Wā Whakatau t_reset 2000 ms Wā mai i te pikinga ake i runga i te titi ResetL kia oti ra ano te kōwae functional2 LPMode Assert Time ton_LPMode 100 μs Time from assertion of LPMode (Vin:LPMode =Vih) tae noa ki te urunga o te mana hiko kōwae ki raro Taumata Hiko IntL Assert Time ton_IntL 200 ms Wā mai i te puta o te ahuatanga e whakaoho ana i te IntL tae noa ki te Vout:IntL = Vol IntL Deassert Time 500 μs toff_IntL 500 μs Te wa mai i te maramatanga i te panui3 mahi o te haki e hono ana tae noa ki te Vout:IntL = Voh. Kei roto i tenei ko nga wa deassert mo Rx LOS, Tx Fault me ​​etahi atu moka haki. Rx LOS Assert Time ton_los 100 ms Wā mai i te Rx LOS state ki Rx LOS bit set and IntL asserted Flag Assert Time ton_flag 200 ms Wā mai i te putanga o te ahuatanga e whakaoho ana i te haki ki te huinga moka haki hono me te IntL asserted Mask Assert Time ton_mask 100 ms Wā mai i te kanohi kanohi bit set4 tae noa ki te aukati i te whakapae IntL e pa ana ki te aukati i te Waa Whakakore-Whakaaetanga toff_mask 100 ms Te wa mai i te moka kanohi kua whakakorea4 tae noa ki te mahi e hono ana IntlL ka timata ano te ModSelL Assert Time ton_ModSelL. e kore te kōwae e whakautu ki te tuku raraunga i runga i te 2-waea pahi rangatū Power_over-ride orPower-set Assert Time ton_Pdown 100 ms Time from P_Down bit set 4 tae noa ki te whakaurunga hiko o te kōwae ki raro Power Level Power_over-ride or Power-set De-assert Time toff_Pdown 300 ms Time from P_Down bit clear4 tae noa ki Kei te tino mahi te kōwae3 Note: 1. Ko te hiko ka kiia ko te wa tonu ka tae atu nga ngaohiko tuku ka noho ki runga ake ranei i te iti rawa. uara kua tohua. 2. Ko te tino mahi kua tautuhia ko te IntL e kii ana na te mea kaore i rite te moka, moka 0 paita 2 kua whakakorehia. 3. I inehia mai i te hinganga o te taha karaka i muri i te mokamoka o te panui panui. 4. I inehia mai i te hinganga o te taha karaka i muri i te moka mutu o te mahi tuhi. • Hoahoa Poraka Whakawhiti • Hoahoa Hoahoa Pin o te Poari Kaihautu Tuhono Poraka Nga Nama Poraka me te Ingoa • Pin Whakaahuatanga Pin Logic Symbol Ingoa/Whakaahuatanga Ref. 1 GND Papa 1 2 CML-I Tx2n Kaiwhakawhiti Huri Raraunga Whakauru 3 CML-I Tx2p Kaituku Kore-Kore Hurihuri Putanga Raraunga 4 GND Papa 1 5 CML-I Tx4n Kaituku Huri Raraunga Hurihuri 6 CML-I Tx4p Kaituku Putanga Raraunga-kore 7 GND Papa 1 8 LVTTL-I ModSelL Kōwae Tīpakohia 9 LVTTL-I ResetL Tautuhi Tautuhi Kōwae 10 VccRx +3.3V Kaiwhiwhi Hiko Hiko 2 11 LVCMOS-I/O SCL 2-Waea Karaka Atanga Rangatū 12 LVCMOS-I/O SDA 2-Waea Raraunga Atanga Rangatū 13 GND Papa 1 14 CML- O Rx3p Receiver Inverted Raraunga Putanga 15 CML-O Rx3n Receiver Kore-Inverted Raraunga Putanga 16 GND Ground 1 17 CML-O Rx1p Receiver Inverted Raraunga Putanga 18 CML-O Rx1n Receiver Kore-Inverted Raraunga Putanga 19 GND Ground 1 20 GND Ground 1 21 CML-O Rx2n Receiver Rx2n Receiver -O Rx2p Receiver Kore-Inverted Raraunga Putanga 23 GND Ground 1 24 CML-O Rx4n Receiver Inverted Raraunga Putanga 25 CML-O Rx4p Receiver Kore-Inverted Raraunga Putanga 26 GND Ground 1 27 LVTTL-O ModPrsL Module Interrupted 28 LVT Interrupted 28 LVT. +3.3V Kaituku Hiko Hiko 2 30 Vcc1 +3.3V Hiko Hiko 2 31 LVTTL-I LPMode Aratau Hiko Hiko 32 GND Papa 1 33 CML-I Tx3p Kaituku Huri Raraunga Hurihuri 34 CML-I Tx3n Kaituku Whakawhiti Raraunga GND Kore Hurihuri 35 1 36 CML-I Tx1p Kaituku Putanga Raraunga Inverted 37 CML-I Tx1n Transmitter Putanga Raraunga Kore-Inverted 38 GND Papa 1 Notes: Ko te GND te tohu mo te kotahi me te tuku(mana) noa mo nga waahanga QSFP28, He mea noa nga mea katoa i roto i te waahanga QSFP28 me nga ngaohiko katoa e tohuhia ana ki te kua tohuhia tenei kaha. Tūhono tika ēnei ki te tohu o te papa manaaki i te rererangi whenua noa. Ko te putanga taiaho kua monokia i runga i te TDIS>2.0V, kua tuwhera ranei, kua whakahohea ki te TDIS