Atụmatụ: ♦ 4 ọwa zuru ezu-duplex nọọrọ onwe ha ♦ Ruo 27.95Gbps kwa ọwa bandwit ♦ Mkpokọta bandwit nke> 100Gbps ♦ MTP/MPO optical connector ♦ QSFP28 MSA kwadoro ♦ Dabara na IEEE 80823 ọkọlọtọ IEEE 80123. 802.3bm CAUI-4 mgbawa ka modul eletriki ọkọlọtọ ITU-T G.959.1-2012-02 ọkọlọtọ ♦ Digital diagnostic ikike ♦ Single +3.3V ike ọkọnọ na-arụ ọrụ ♦ Okpomọkụ nso 0°C ruo 70°C ♦ RoHS Dabara Nkebi Ngwa: ♦ Netwọk Mpaghara Mpaghara (LAN) ♦ Wide Area Network (WAN) ♦ Ethernet switches na ngwa rawụta Nkọwa: JHA-Q28C01 bụ modul transceiver emebere maka ngwa nkwurịta okwu anya 100m. Nhazi ahụ kwekọrọ na 100GbASE-SR4 nke IEEE 802.3-2012 Clause 88 ọkọlọtọ IEEE 802.3bm CAUI-4 mgbawa na modul ọkọlọtọ ITU-T G.959.1-2012-02 ọkọlọtọ. Modul ahụ na-atụgharị ọwa ntinye ntinye 4 (ch) nke 25.78Gbps na data eletrọnịkị 27.95Gbps ka ọ bụrụ akara ngosi anya 4, ma na-atụgharị ha n'otu ọwa maka nnyefe ngwa anya 100Gb/s. N'aka nke ọzọ, n'akụkụ nnata, modul optically de-multiplexes na-etinye ntinye 100Gb / s n'ime akara ụzọ 4, wee gbanwee ha na ụzọ 4 na-emepụta data eletrik. Igwe eriri rịbọn anya nwere njikọ MPO/MTP na njedebe ọ bụla na-atụnye n'ime oghere modul QSFP28. Ntuzi aka nke eriri rịbọn bụ “akpọrọ” na ntụtụ ntụzịaka dị n'ime ebe nchekwa modul ahụ iji hụ na ndozi nke ọma. Igwe USB anaghị enwekarị ntụgharị ( igodo ruo igodo elu) iji hụ na ọwa kwesịrị ekwesị na nhazi ọwa. A na-enweta njikọ eletrik n'agbanyeghị njikọ IPASS® 38-pin z-pluggable. Modul na-arụ ọrụ site na otu + 3.3V ike ọkọnọ na LVCMOS/LVTTL akara ngosi njikwa ụwa dị ka Module Present, Reset, Interrupt na Low Power Mode dị na modulu. Oghere Usoro nke waya abụọ dị maka izipu ma nata akara njikwa dị mgbagwoju anya yana ịnweta ozi nyocha dijitalụ. Enwere ike ilebara ọwa nke ọ bụla anya yana enwere ike mechie ọwa ndị na-ejighị ya maka mgbanwe nhazi kachasị. Emebere JHA-Q28C01 na ụdị ihe, njikọ anya/ọkụ eletrik na interface nchọpụta dijitalụ dị ka Agreement Multi-Source QSFP28 (MSA) siri dị. Emebere ya ka ọ zute ọnọdụ arụ ọrụ mpụga kacha sie ike gụnyere okpomọkụ, iru mmiri na ndabichi EMI. Modul ahụ na-enye ọrụ dị oke elu yana njikọta njirimara, nke a na-enweta site na interface serial waya abụọ. • Ihe nrịbama oke akara kacha elu Min. Oke kacha. Okpomọkụ nkeji Nchekwa TS -40 + 85 Celsius C na-ebunye voltaji VCCT, R -0.5 4 V iru mmiri RH 0 85 % • Mpaghara arụ ọrụ akwadoro: Parameter Symbol Min. Oke kacha. Unit Case na-arụ ọrụ Okpomọkụ TC 0 +70 °C Na-ebunye Voltage VCCT, R +3.13 3.3 +3.47 V Na-eweta ICC ugbu a 1000 mA Ike Nchụpụ PD 3.5 W • Àgwà eletrik (TOP = 0 ruo 70 °C, VCC ruo 3.1 mita, VCC ruo 3.1 mita). Nkeji kacha akara akara Min Typ Mara Data Ọnụego kwa ọwa - 25.78125 Gbps Ike oriri - 2.5 3.5 W na-eweta Icc ugbu a 0.75 1.0 A Control I/O Voltage-High VIH 2.0 Vcc V Control I/O Voltage-Low VIL 0 0.7 V Inter-Channel TTL5w0 Ogologo oge 10 Anyị RESETL De-nkwupụta oge 100 ms Ike n'oge 100 ms Onye na-ebufe Single kwụsịrị mmepụta voltaji ndidi 0.3 4 V 1 Ọnọdụ nkịtị Voltaji ndidi 15 mV Nyefee Ntinye Diff Voltage VI 120 1200 mV Nyefee Ntinye Ihe Diff Impedance ZIN entDDJ Dependant Data 0.1 UI Data ntinye Total Jitter TJ 0.28 UI Nnata Single kwụsịrị mmepụta voltaji ndidi 0.3 4 V Rx mmepụta Diff Voltage Vo 600 800 mV Rx mmepụta Bilie na Fall Voltage Tr/Tf 35 ps 1 Total Jitter 0.4 UI Mara: 20～80% • Ngwa anya (TOP = 0 ruo 70 Celsius C, VCC = 3.0 ruo 3.6 Volts) Parameter Symbol Min Typ Max Unit Ref. Ntugharị ngwa anya wavelength λ 840 860 nm RMS Spectral Width Pm 0.5 0.65 nm Nkezi Ike ngwa anya kwa ọwa Pavg -8 -2.5 0 dBm Laser Gbanyụọ Ike Kwa ọwa Poff -30 dBm Optical Extinction Ratio ER 3.5 dB 2 n'ime ihe mgbanyụ ọkụ nke ọwa. 1 Nleghachi anya mwepu ihe nleba anya 12 dB onye nnata ngwa anya n'okirikiri ikuku λC 840 860 nm Nnata Sensitivity kwa ọwa R -10.5 dBm Ike ntinye kacha elu PMAX +0.5 dBm Nnata Ntugharị Rrx -12 dB LOS De-OSAssert LOBSA LOS Hysteresis LOSH 0.5 dB Cheta 12dB Ntụleghachi • Nleba anya nleba anya nyocha dijitalụ ọrụ nlekota oru di na QSFP28 SR4 niile. Oghere Usoro 2-waya na-enye onye ọrụ ka ọ kpọtụrụ modul. E gosipụtara nhazi nke ebe nchekwa na-asọpụta. A haziri oghere ebe nchekwa ka ọ bụrụ ibe dị ala, otu ibe, oghere adreesị nke 128 bytes yana ọtụtụ ibe oghere adreesị elu. Ihe owuwu a na-enye ohere ịnweta adreesị n'oge dị n'okpuru, dị ka Ọkọlọtọ Nkwụsị na Nyocha. Ntinye oge dị obere oge dị oke egwu, dị ka ozi ID serial na ntọala ọnụ ụzọ, dị na ọrụ Họrọ Page. Adreesị interface a na-eji bụ A0xh ma bụrụ nke a na-ejikarị eme ihe maka oge dị oke egwu data dị ka nkwụsịtụ njikwa iji mee ka otu oge gụọ maka data niile metụtara ọnọdụ nkwụsịtụ. Mgbe nkwụsịtụ, IntL, kwusiri ike, onye ọbịa nwere ike ịgụpụta mpaghara ọkọlọtọ iji chọpụta ọwa emetụtara na ụdị ọkọlọtọ. Page02 bụ Onye ọrụ EEPROM na usoro ya nke onye ọrụ kpebiri. Nkọwa nkọwa nke ebe nchekwa dị ala na ibe00.page03 ebe nchekwa dị elu biko hụ akwụkwọ SFF-8436. • Oge maka Soft Control na Status Functions Parameter Symbol Max Unit Conditions Initialization Time t_init 2000 ms Oge site na ọkụ on1, plọg ọkụ ma ọ bụ ịrị elu nke Tọgharia ruo mgbe modul arụrụ ọrụ zuru oke2 Tọgharia Init Assert Time t_reset_init 2 μs A na-emepụta nrụpụta site na obere ala. Ọkwa dị ogologo karịa oge nrụpụta opekempe dị na ntụtụ ResetL. Oge Njikere Serial Bus Hardware t_serial 2000 ms Oge site na ike on1 ruo mgbe modul zara na nnyefe data n'elu 2-waya serial ụgbọ ala Nyochaa Data Njikere Time t_data 2000 ms Oge site na ike on1 ka data adịghị njikere, bit 0 nke Byte 2, deasserted na IntL kwadoro. Tọgharia oge nkwụnye ego t_reset 2000 ms Oge site na ịrị elu na ntụtụ ResetL ruo mgbe modul na-arụ ọrụ nke ọma2 LPMode Assert Time ton_LPMode 100 μs Oge site na nkwuputa LPMode (Vin: LPMode = Vih) ruo mgbe modul ike oriri na-abanye n'ime ala Power Level IntL Assert Time ton_IntL 200 ms Oge site na ọnọdụ nke na-akpalite IntL ruo Vout:IntL = Vol IntL Oge eji megharịa ọnụ toff_IntL 500 μs toff_IntL 500 μs Oge site na doro anya na ịgụ 3 ọrụ nke ọkọlọtọ metụtara ruo mgbe Vout:IntL = Voh. Nke a gụnyere oge deassert maka Rx LOS, Tx Fault na ibe n'ibe ọkọlọtọ ndị ọzọ. Oge nrịbama Rx LOS ton_los 100 ms Oge site na Rx LOS steeti ruo Rx LOS bit set na IntL kwuputara Flag Assert Time ton_flag 200 ms Oge site na ọnọdụ ọnọdụ na-akpalite ọkọlọtọ gaa na njiri ọkọlọtọ jikọtara yana IntL kwuputara oge nkpuchi oge ton_mask 100 ms Oge sitere na nkpuchi. bit set4 ruo mgbe agbakwunyere nkwuputa IntL emetụtara Oge nkpuchi nkpuchi toff_mask 100 ms Oge site na nkpuchi bit ekpochapụ4 ruo mgbe ọrụ IntlL jikọtara ya maliteghachi ModSelL Assert Time ton_ModSelL 100 μs Oge site na nkwupụta nke ModSelL ruo mgbe modul zara na nnyefe data n'elu 2-waya serial ụgbọ ala ModSelL Deassert Time toff_ModSelL 100 μs Time dessert Time toff_ModSelL. modul anaghị azaghachi na nnyefe data n'elu 2-waya serial ụgbọ ala Power_over-ride or Power-set Asert Time ton_Pdown 100 ms Oge si P_Down bit setịpụrụ 4 ruo mgbe modul ike oriri na-abanye n'ọkwa ike Power_over-ride ma ọ bụ Power-set De-assert Time toff_Pdown Oge 300 ms site na P_Down bit ekpochapụ4 ruo mgbe modul ahụ zuru oke3 Cheta: 1. A na-akọwapụta ọkụ ọkụ. dị ka ozugbo mgbe ọkọnọ voltaji ruru na-anọgide na ma ọ bụ n'elu kacha nta kpọmkwem uru. 2. A kọwapụtara arụmọrụ zuru oke dị ka IntL siri kwupụta n'ihi data adịghị njikere bit, bit 0 byte 2 de-ekwuputa. 3. Atụtara site na ọdịda elekere mgbe nkwụsịtụ nke azụmahịa gụchara. 4. Atụtara site na ọdịda elekere ọdịda mgbe nkwụsịtụ nke ide azụmahịa. • Eserese ngọngọ transceiver Ihe osise1: Ihe ngbochi • Ihe nleba anya ntụtụ nke njikọ bọọdụ nnabata ngọngọ pin nọmba na aha 1 GND Ground 1 2 CML-I Tx2n Transmitter Inverted Data Ntinye 3 CML-I Tx2p Transmitter Na-abụghị nke data 4 GND Ground 1 5 CML-I Tx4n Transmitter Mbupute Data 6 CML-I Tx4p Onye Nnyefe na-abụghị GND Nwepụtaghị7 Ala 1 8 LVTTL-I ModSelL Module Họrọ 9 LVTTL-I ResetL Module Tọgharia 10 VccRx +3.3V Onye na-anata ike na-enweta ike 2 11 LVCMOS-I/O SCL 2-Wire Serial Interface Clock 12 LVCMOS-I/O SDA 2-Wire Serial Interface Data Ground 13 Ground Onye nnata CML-O Rx3p Mbupute data atụgharịgharịrị 15 CML-O Rx3n Onye na-anata data anaghị agbanwe agbanwe 16 GND Ground 1 17 CML-O Rx1p Onye nnata Mbupute data 18 CML-O Rx1n Onye na-enweta data anaghị agbanwe agbanwe 19 GND-Ground1 Ground1. Rx2n Mbupute data ngbanwe nke nnata 22 CML-O Rx2p Onye nnata anaghị atụgharị data 23 GND Ground 1 24 CML-O Rx4n Nnata Mbupute data 25 CML-O Rx4p Onye na-anata anaghị atụgharị 26 GNDO LTTL. Na-eweta 28 LVTTL-O IntL nkwụsị 29 VccTx +3.3V Onye Nnyefe Ike 2 30 Vcc1 +3.3V Nnyefe Ike 2 31 LVTTL-I LPMode Ọnọdụ Ike dị ala 32 GND Ground 1 33 CML-I Tx3p Nnyefe Ntanetị CML-3n Nnyefe Mmepụta data anaghị agbanwe agbanwe 35 GND Ground 1 36 CML-I Tx1p Transmitter Transmitter Inverted Data 37 CML-I Tx1n Transmitter Na-abụghị nke 38 GND Ground 1 Ihe edeturu: GND bụ akara maka otu na ọkọnọ (ike) a na-ahụkarị maka modul QSFP28 , Niile na-ahụkarị n'ime QSFP28 modul na ihe niile modul voltaji na-ezo aka nke a nwere ike kwuru ma ọzọ. Jikọọ ihe ndị a ozugbo na mgbama ụgbọ elu nkịtị nke bọọdụ nnabata. Nrụpụta laser agbanyụrụ na TDIS>2.0V ma ọ bụ meghere, agbanyere na TDIS