Chingwe chapamwamba kwambiri cha 25G SFP28 Passive Direct Attach Copper Twinax Cable

Ma SFP28 passive cable assemblies ndi njira zabwino kwambiri komanso zotsika mtengo zothetsera mavuto a I/O pa 25G Ethernet. Zingwe zamkuwa za SFP28 zimathandiza opanga zida kuti azitha kugwiritsa ntchito ma ports ambiri, kusinthasintha, komanso kugwiritsa ntchito pamtengo wotsika kwambiri komanso bajeti yotsika yamagetsi.

Ma waya a SFP28 Direct Attach Cables amagwirizana ndi mafotokozedwe a SFF-8432 ndi SFF-8402. Pali mitundu yosiyanasiyana ya waya woyezera kuyambira 30 mpaka 26 AWG yokhala ndi mitundu yosiyanasiyana ya kutalika kwa waya (mpaka 5m).

Mawonekedwe 

Kufikira pa 25.78125 Gbps data rate

Kutumiza kwa mamita 5

Chizindikiro cha SFP 20PIN chotenthetsera

Chopangira Fomu Chokonzedwanso (IPF) Chopangidwa Bwino (IPF)

zogwirizana ndi EMI/EMC yowonjezera

magwiridwe antchito

Yogwirizana ndi SFP28 MSA

Yogwirizana ndi SFF-8402 ndi SFF-8432

Kutentha kwapakati: 0 ~ 70 °C

Kugwirizana ndi RoHS

 

Ubwino

Yankho la mkuwa lotsika mtengo

Yankho lamphamvu kwambiri la dongosolo lonse

Yankho lotsika kwambiri la EMI system

Kapangidwe kokonzedwa bwino ka Signal Integrity

Makhalidwe Othamanga Kwambiri

Chizindikiro Chizindikiro Zochepa. Zachizolowezi. Max. Chigawo Zindikirani

Kusiyana kwa Impedance

RIN,PP

90

100

110

Ώ

Kutayika kwa kuyika

SDD21

8

22.48

dB

Pa 12.8906 GHz
Kutayika Kobwerera Kosiyana

SDD11

12.45

Onani 1

dB

Pa 0.05 mpaka 4.1 GHz

SDD22

3.12

Onani 2

dB

Pa 4.1 mpaka 19 GHz

Njira yodziwika bwino SCC11 -

dB

mawonekedwe wamba 2

Pa 0.2 mpaka 19 GHz

SCC22
kutayika kobwerera kwa zotsatira
Kusiyana ndi common-mode SCD11 12 - Onani 3

dB

Pa 0.01 mpaka 12.89 GHz

kutayika kobwerera

SCD22

10.58

Onani 4

Pa 12.89 mpaka 19 GHz

10

Pa 0.01 mpaka 12.89 GHz
Kusiyana ndi Njira Yodziwika

SCD21-IL

Kutayika kwa Kutembenuka

Onani 5

dB

Pa 12.89 mpaka 15.7 GHz

6.3

Pa 15.7 mpaka 19 GHz
Malire Ogwirira Ntchito a Channel

COM

3

dB

 

Zolemba:

  1. Koefficient yowunikira yoperekedwa ndi equation SDD11(dB) < 16.5 – 2 × SQRT(f ), ndi f mu GHz
  2. Koefficient yowunikira yoperekedwa ndi equation SDD11(dB) < 10.66 – 14 × log10(f/5.5), ndi f mu GHz
  3. Koefficient yowunikira yoperekedwa ndi equation SCD11(dB) < 22 – (20/25.78)*f, ndi f mu GHz
  4. Koefficient yowunikira yoperekedwa ndi equation SCD11(dB) < 15 – (6/25.78)*f, ndi f mu GHz
  5. Koefficient yowunikira yoperekedwa ndi equation SCD21(dB) < 27 – (29/22)*f, ndi f mu GHz

Mapulogalamu

25G Ethernet