China rega murah 40g Qsfp + Kabel Optik Aktif - 25G SFP28 Kabel optik Aktif JHA-SFP28-25G-AOC – JHA
China rega murah 40g Qsfp+ Kabel Optik Aktif - 25G SFP28 Kabel optik Aktif JHA-SFP28-25G-AOC – JHA Detail:
Fitur
◊ Antarmuka listrik sing cocog karo SFF-8431
◊ 850nm VCSEL laser lan PIN foto-detektor
◊ Dawane link maksimal 70m ing OM3 MMF lan 100m ing OM4 MMF
◊ Fungsi diagnostik digital kasedhiya liwat antarmuka I2C
◊ Suhu kasus operasi Komersial: 0 °C nganti +70 °C
◊ + 3.3 V sumber daya tunggal
◊ Konsumsi daya kurang saka 1W
◊ RoHS tundhuk
◊ Proteksi sandhi kanggo A0h lan A2h
Aplikasi
◊ 25GBASE-SR Ethernet
◊ Server, ngalih, panyimpenan lan adaptor kertu inang
Spesifikasi
Ratings maksimum Absolute
Tabel 1- Rating Maksimum Absolute
Paramèter | Simbol | Min. | khas | Maks. | Unit | Cathetan |
Tegangan Pasokan | Vcc3 | -0.5 | - | +3.6 | V | |
Suhu panyimpenan | Ts | -10 | - | +70 | °C | |
Kelembapan Operasi | RH | +5 | - | +85 | % | 1 |
Cathetan: 1 Ora ana kondensasi
Kahanan Operasi sing Disaranake
Paramèter | Simbol | Min. | khas | Maks. | Unit | Cathetan |
Suhu Kasus Operasi | TC | 0 | - | +70 | °C | |
Tegangan Pasokan Daya | Vcc | 3.14 | 3.3 | 3.47 | V | |
Power Supply Saiki | Icc | - | - | 300 | mA | |
Dissipasi Daya | Pd | - | - | 1.0 | ING | |
Bit Rate | BR | 8.5 | 25.78125 | - | Gbps | |
Radius Bend Serat | Rb | 3 | - | - | cm |
Tabel2- Kahanan operasi sing disaranake
Karakteristik Listrik
Tabel3- Karakteristik Listrik
Paramèter | Simbol | Min. | Jinis. | Maks. | Unit | Cathetan | ||||
Pemancar | ||||||||||
Swing Input Data Diferensial | Aku teka, PP | 200 | - | 1600 | mVPP | |||||
Impedansi Diferensial Input | KALIMAT | 90 | 100 | 110 | Oh | |||||
Tx_Fault | Operasi Normal | VOL | 0 | - | 0.8 | V | ||||
Kesalahan Pemancar | VOH | 2.0 | - | VCC | V | |||||
Tx_Disable | Operasi Normal | BAKAL | 0 | - | 0.8 | V | ||||
Laser Pateni | HIV | 2.0 | - | VCC+0.3 | V | |||||
panrima | ||||||||||
Output Tanggal Diferensial | Vout | 400 | - | 800 | mV | |||||
Impedansi Diferensial Output | ZD | 90 | 100 | 110 | Oh | |||||
Rx_LOS | Operasi Normal | VOL | 0 | - | 0.8 | V | ||||
Kelangan Sinyal | VoH | 2.0 | - | VCC | V |
Karakteristik Optik
Tabel4-Karakteristik Optik
Paramèter | Simbol | Unit | Min | Jinis | Maks | Cathetan |
Karakteristik pemancar optik | ||||||
Bit Rate | BR | Gbps | 8.5 | 25.78125 | - | |
Rentang Panjang Gelombang Tengah | λc | nm | 820 | 850 | 880 | |
Daya Bukak rata-rataTx_off | Poof | dBm | - | - | -45 | |
Bukak Daya Optik | P0 | dBm | -6.0 | 2.4 | 1 | |
Rasio kepunahan | IS | dB | 2 | - | - | |
Jembar Spektral (RMS) | RMS | nm | - | - | 0.65 | |
Karakteristik panrima optik | ||||||
Bit Rate | BR | Gbps | 8.5 | 25.78125 | ||
Bit Error Rate | BER | - | - | E-12 | ||
Ambang karusakan | DT | dBm | 3.4 | - | - |
Overload Input Optikdaya | PIN | dBm | 2.4 | - | - | 2 |
Rentang Panjang Gelombang Tengah | λc | nm | 820 | - | 880 | |
Sensitivitas panrima ingDaya rata-rata | Sawijining | dBm | - | - | -5.2 | 3 |
Los Assert | Kalah | dBm | -30 | - | - | |
The De-Assert | LosD | dBm | - | - | -13 | |
Los Hysteresis | LosH | dB | 0.5 |
Cathetan:
- Digabungake dadi 50/125 MMF.
- Diukur nganggo PRBS 231-1 pola tes @25.78125Gbps.BER=E-12 3. BER=1×10-12; PRBS231-1@25.78125Gbps.
Dianjurake Host Board Power Supply Circuit
Figure 1, Recommended Host Board Power Supply Circuit
Dianjurake Circuit Antarmuka
Gambar 2, Sirkuit Antarmuka sing Disaranake
susunan pin
Gambar 3, Pin View
Tabel5- Fungsi Pin
Definisi
Pin | Simbol | Jeneng / Katrangan | Cathetan |
1 | BANYU | Modul Transmitter Ground | 1 |
2 | TX_FAULT | Modul Transmitter Fault | 2 |
3 | TX_DISABLE | Transmitter Pateni; Pateni output laser pemancar | 3 |
4 | SDA | 2-Wire Serial Interface Data Line (MOD-DEF2) | |
5 | SCL | 2-Wire Serial Interface Clock (MOD-DEF1) | |
6 | MOD_ABS | Modul Absen, disambungake menyang VEET utawa VEER ing modul | 2 |
7 | RS0 | Rate Pilih 0, opsional kontrol panrima modul SFP + | 4 |
8 | RX_LOS | Indikasi Sinyal Kehilangan Penerima (Ing FC ditunjuk minangka Rx_LOS lan ing Ethernet sing ditunjuk minangka NOT Deteksi Sinyal) | 2 |
9 | RS1 | Rate Pilih 1, opsional kontrol SFP + modul pemancar | 4 |
10 | VEER | Modul Receiver Ground | 1 |
11 | VEER | Modul Receiver Ground | 1 |
12 | RD- | Receiver Inverted Data Output | |
13 | RD+ | Receiver Non-Kuwalik Output Data | |
14 | VEER | Modul Receiver Ground | 1 |
15 | VCCR | Modul panrima 3.3 V Supply | |
16 | VCCT | Modul Transmitter 3.3 V Pasokan | |
17 | BANYU | Modul Transmitter Ground | 1 |
18 | TD+ | Input Data Non-Kuwalik Transmitter | |
19 | TD- | Input Data Inverted Transmitter | |
20 | BANYU | Modul Transmitter Ground | 1 |
Cathetan:
- Pin lemah modul diisolasi saka modul kasus.
- Ing pin bakal dadi ditarik munggah karo 4.7K-10Kohms kanggo a voltase antarane 3.14v lan 3.46V ing tuan rumah papan.
- Pin ditarik nganti VCCT kanthi resistor 4.7K-10KΩ ing modul.
- Waca SFF-8472 Rev12.2 Tabel 10-2.
Spesifikasi Monitoring
Gambar 4, Peta Memori
Diagram Desain Mekanik
Tabel5- Kabel
dawa
Dawane kabelL(Unit: m) | Sabar(Unit: cm) |
≤1.0 | +5/-0 |
1.0L≤4.5 | +15/-0 |
4.5L≤14.5 | +30/-0 |
> 14.5 | +2%/-0 |
Pènget
Pancegahan Penanganan: Piranti iki rentan rusak amarga discharge elektrostatik (ESD).
Lingkungan bebas statis dianjurake banget. Tindakake pedoman miturut prosedur ESD sing tepat.
Safety Laser: Radiasi sing dipancarake dening piranti laser bisa mbebayani kanggo mata manungsa. Ngindhari sinar mata langsung utawa ora langsung.
Gambar detail produk:
Pandhuan produk sing gegandhengan:
Produk kita diakoni banget lan dipercaya dening pangguna lan bisa uga nepaki kepinginan finansial lan sosial sing bola-bali owah-owahan kanggo China Rega murah 40g Qsfp + Kabel Optik Aktif - 25G SFP28 Kabel optik aktif JHA-SFP28-25G-AOC - JHA, Produk bakal nyedhiyakake kabeh donya, kayata: Juventus, India, Myanmar, Nggawe Nilai, Nglayani Pelanggan! yaiku tujuan sing kita tindakake. Muga-muga kabeh pelanggan bakal nggawe kerjasama jangka panjang lan saling migunani karo kita. Yen sampeyan pengin njaluk katrangan luwih lengkap babagan perusahaan, Sampeyan kudu hubungi kita saiki!
Miturut Joanna saka Belarus - 2017.06.16 18:23
Mekanisme manajemen produksi wis rampung, kualitas dijamin, kredibilitas lan layanan sing dhuwur, supaya kerjasama kasebut gampang, sampurna!
Miturut Bess saka Afghanistan - 2018.11.02 11:11