Setumo se phahameng Cable e sebetsang ea Optical - 25G SFP28 Cable e sebetsang ea optical JHA-SFP28-25G-AOC - JHA
Setumo se phahameng Cable e sebetsang ea Optical - 25G SFP28 Cable e sebetsang ea optical JHA-SFP28-25G-AOC - Lintlha tsa JHA:
Likaroloana
◊ Khokahano ea motlakase e lumellana le SFF-8431
◊ 850nm VCSEL laser le PIN-detector ea lifoto
◊ Bolelele ba sehokelo bo phahameng ba 70m ho OM3 MMF le 100m ho OM4 MMF
◊ Mesebetsi ea tlhahlobo ea Digital e fumaneha ka sebopeho sa I2C
◊ Mocheso o sebetsang oa kesi Commercial: 0°C ho +70 °C
◊ +3.3V phepelo ea motlakase e le 'ngoe
◊ Tšebeliso ea matla e ka tlase ho 1W
◊ RoHS e lumellana
◊ Tšireletso ea password bakeng sa A0h le A2h
Lisebelisoa
◊ 25GBASE-SR Ethernet
◊ Li-server, li-switches, polokelo le li-adapter tsa likarete tse amohelang
Tlhaloso
Absolute Maximum Ratings
Lethathamo la 1- Litekanyetso tse phahameng ka ho fetesisa
| Paramethara | Letšoao | Min. | E tloaelehileng | Max. | Yuniti | Lintlha |
| Ho fana ka Voltage | Vcc3 | -0.5 | - | +3,6 | V | |
| Mocheso oa polokelo | Ts | -10 | - | +70 | °C | |
| Mongobo o sebetsang | RH | +5 | - | +85 | % | 1 |
Tlhokomeliso: 1 Ha ho condensation
Maemo a Tšebetso a khothalelitsoeng
| Paramethara | Letšoao | Min. | E tloaelehileng | Max. | Yuniti | Lintlha |
| Mocheso oa Mocheso oa Ts'ebetso | TC | 0 | - | +70 | °C | |
| Matla a Phepelo ea Matla | Vcc | 3.14 | 3.3 | 3.47 | V | |
| Phepelo ea Matla Hona Joale | Icc | - | - | 300 | mA | |
| Pheliso ea Matla | Pd | - | - | 1.0 | IN | |
| Bit Rate | BR | 8.5 | 25.78125 | - | Gbps | |
| Fiber Bend Radius | Rb | 3 | - | - | cm |
Tafole2- E kgothaletswa ho sebetsa Maemo
Litšobotsi tsa Motlakase
Tafole3- Litšobotsi tsa Motlakase
| Paramethara | Letšoao | Min. | Mofuta. | Max. | Diyuniti | Lintlha | ||||
| Phetiso | ||||||||||
| Differential Data Input Swing | Kea tla, PP | 200 | - | 1600 | mVPP | |||||
| Kena Phapano ea Impedans | POTSO | 90 | 100 | 110 | Oh | |||||
| Tx_Fault | Ts'ebetso e Tloaelehileng | TLHOKOMELO | 0 | - | 0.8 | V | ||||
| Phoso ea Transmitter | VOH | 2.0 | - | VCC | V | |||||
| Tx_Disable | Ts'ebetso e Tloaelehileng | THATO | 0 | - | 0.8 | V | ||||
| Thibela Laser | HIV | 2.0 | - | VCC+0.3 | V | |||||
| Moamoheli | ||||||||||
| Phapang Date Output | Hlakola | 400 | - | 800 | mV | |||||
| Phapang ea Phapang ea Sephetho | ZD | 90 | 100 | 110 | Oh | |||||
| Rx_LOS | Ts'ebetso e Tloaelehileng | TLHOKOMELO | 0 | - | 0.8 | V | ||||
| Lahleheloa Letšoao | VoH | 2.0 | - | VCC | V | |||||
Litšobotsi tsa Optical
Tafole4- Litšobotsi tsa Optical
| Paramethara | Letšoao | Yuniti | Min | Mofuta | Max | Lintlha |
| Litšobotsi tsa transmitter ea Optical | ||||||
| Bit Rate | BR | Gbps | 8.5 | 25.78125 | - | |
| Setsi sa Wavelength Range | lc | nm | 820 | 850 | 880 | |
| Karolelano ea matla a LaunchTx_off | Poho | dBm | - | - | -45 | |
| Qala Matla a Optical | P0 | dBm | -6.0 | 2.4 | 1 | |
| Karolelano ea Phello | KE | dB | 2 | - | - | |
| Spectral Width(RMS) | RMS | nm | - | - | 0.65 | |
| Litšobotsi tsa Optical Receiver | ||||||
| Bit Rate | BR | Gbps | 8.5 | 25.78125 | ||
| Bit Error Rate | BER | - | - | E-12 | ||
| Monyako oa tšenyo | DT | dBm | 3.4 | - | - | |
| Kenyelletso e FeletsengMatla | PIN | dBm | 2.4 | - | - | 2 |
| Setsi sa Wavelength Range | lc | nm | 820 | - | 880 | |
| Receiver Sensitivity inKarolelano ea Matla | Ea eona | dBm | - | - | -5.2 | 3 |
| The Asserts | Lahleheloa | dBm | -30 | - | - | |
| The De-Assert | LosD | dBm | - | - | -13 | |
| Hysteresis | LosH | dB | 0.5 |
Hlokomela:
- E kopantsoe le 50/125 MMF.
- E lekantsoe le PRBS 231-1 mokhoa oa teko @25.78125Gbps.BER=E-12 3. BER=1×10-12; PRBS231-1@25.78125Gbps.
Recommended Host Board Power Supply Circuit
Setšoantšo sa 1, Potoloho ea Phepelo ea Matla ea Boto e khothalelitsoeng
Recommended Interface Circuit
Setšoantšo sa 2, Potoloho ea Interface e khothalelitsoeng
Tlhophiso ea Pin
Setšoantšo sa 3, Pin View
Tafole5Mosebetsi oa Pin
Litlhaloso
| Pin | Letšoao | Lebitso/Tlhaloso | Lintlha |
| 1 | METSI | Mohala oa Transmitter Ground | 1 |
| 2 | TX_FAULT | Phoso ea Module Transmitter | 2 |
| 3 | TX_THIBA | Ho Koala ka Transmitter; E tima tlhahiso ea 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 | Mojule ha e eo, e hokahaneng le VEET kapa VEER mojuleng | 2 |
| 7 | RS0 | Rate Khetha 0, ka boikhethelo e laola moamoheli oa module oa SFP + | 4 |
| 8 | RX_LOS | Tahlehelo ea Moamoheli oa Letšoao la Letšoao (Ho FC e khethiloeng joalo ka Rx_LOS le ho Ethernet e khethiloeng joalo ka NOT Signal Detect) | 2 |
| 9 | RS1 | Rate Khetha 1, ka boikhethelo e laola SFP + module transmitter | 4 |
| 10 | VEER | Sebaka sa Moamoheli oa Mojule | 1 |
| 11 | VEER | Sebaka sa Moamoheli oa Mojule | 1 |
| 12 | RD- | Sehlahisoa sa Moamoheli sa Inverted Data | |
| 13 | RD+ | Sehlahisoa sa Data se sa Fetohang se Fumanang | |
| 14 | VEER | Sebaka sa Moamoheli oa Mojule | 1 |
| 15 | VCCR | Moamoheli oa Mojule 3.3 V Phepelo | |
| 16 | VCCT | Module Transmitter 3.3 V Supply | |
| 17 | METSI | Mohala oa Transmitter Ground | 1 |
| 18 | TD+ | Kenyelletso ea data e sa Fetohang ea Transmitter | |
| 19 | TD- | Phetiso e Felletseng ea Boitsebiso | |
| 20 | METSI | Mohala oa Transmitter Ground | 1 |
Hlokomela:
- Lithapa tsa fatše tsa module li arohane le mojule nyeoe.
- The likhohlopo tla be huleloa holimo ka 4.7K-10Kohms ho a Palo ea li-volts pakeng tsa 3.14V le 3.46V ho moamoheli boto.
- Pini e huleloa ho VCCT ka mohanyetsi oa 4.7K-10KΩ ka har'a mojule.
- Sheba Lethathamo la SFF-8472 Rev12.2 10-2.
Tlhaloso ea Tlhokomelo
Setšoantšo sa 4, 'Mapa oa Memori
Setšoantšo sa Moralo oa Mechini
Tafole5- Mohala
Bolelele
| Bolelele ba CableL(Yuniti: m) | Mamello(Sehlopha: cm) |
| ≤1.0 | +5/-0 |
| 1.0<L≤4.5 | +15/-0 |
| 4.5<L≤14.5 | +30/-0 |
| 14.5 | +2%/-0 |
Litemoso
Tlhokomelo ea ho Ts'oara: Sesebelisoa sena se ka senyeha habonolo ka lebaka la ho tsoa ha electrostatic discharge (ESD).
Tikoloho e se nang botsitso e khothaletsoa haholo. Latela litataiso ho latela mekhoa e nepahetseng ea ESD.
Tšireletseho ea Laser: Mahlaseli a hlahisoang ke lisebelisoa tsa laser a ka ba kotsi mahlong a batho. Qoba ho pepesehela mahlaseli a kotsi ka kotloloho kapa a sa tobang.
Litšoantšo tsa lintlha tsa sehlahisoa:
Tataiso e Amanang ea Sehlahisoa:
Hona joale re na le sehlopha se nang le tsebo, se sebetsang ho fana ka ts'ehetso e babatsehang bakeng sa bareki ba rona. Hangata re latela tenete ea bareki, lintlha tse tsepamisitsoeng haholo bakeng sa botumo bo phahameng ba Active Optical Cable - 25G SFP28 Active optical cable JHA-SFP28-25G-AOC - JHA , Sehlahisoa se tla fana ka lefats'e ka bophara, joalo ka: California, Morocco, Kenya, Lihlahisoa tsa rona li natefeloa ke botumo bo botle ba boleng ba tsona bo botle, litheko tsa tlholisano le ho romelloa ka potlako 'marakeng oa machabeng. Hajoale, re labalabela ka tieo ho sebelisana le bareki ba mose ho maoatle ho latela melemo e tšoanang.
Ka Michaelia ho tsoa Buenos Aires - 2017.08.18 11:04 Khamphani ena e lumellana le tlhokahalo ea 'maraka' me e kenela tlholisano ea 'maraka ka sehlahisoa sa eona sa boleng bo holimo, ke khoebo e nang le moea oa Sechaena.
Ka Mokreste ea tsoang Korea - 2018.11.22 12:28 















