25G SFP28 Direct Txuas Passive Copper CablesPIB-PC250
Nta
▪ Cov ntaub ntawv tus nqi mus txog 25.78125Gbps ▪ Length mus txog 5 m ▪ Kub-pluggable SFP+ 20PIN hneev taw ▪ Txhim kho Pluggable Form-factor (IPF) ua raws rauTxhim kho EMI / EMC kev ua haujlwm ▪ Tau tshaj SFP28 MSA ▪ Tau tshaj SFF-8402 thiab SFF-8432 ▪ Kev siv fais fab<0.1 W ▪ Kev khiav hauj lwm qhov kub thiab txias ntau yam 0 degree rau +70 degree ▪ RoHS -6 ua raws (tsis muaj txhuas) |  |
Daim ntawv thov
▪ Muaj peev xwm I / O nyob rau hauv Cia Cheeb Tsam Networks, Network Attached Storage, thiab Storage Servers
▪ Hloov ntaub I / O xws li ultra high bandwidth keyboards androuters
▪ Data center cableing infrastructure
▪ High density kev sib txuas ntawm cov khoom siv sib txuas
Pom zooKev khiav haujlwmCov xwm txheej
Parameter | Symbol | Min | Hom | Max | Chav tsev |
CiaAmbientKub | -40 | +85 | degreeC | ||
OperatingCaseKub | Tc | 0 | +70 | degreeC | |
Hwj chimSupplyQhov hluav taws xob |
| 3.14 | 3.3 | 3 .47 | V |
Hwj chimnoj | 0.1 | W | |||
Cov ntaub ntawvTus nqiIbTxoj kev | 1 | 25 .78 | Gb/s |
SiabSpebYam ntxwv
| Parameter | Symbo | Min | Hom | Ma | Chav tsev | Nco tseg |
| Differential impedance | RIN, PE | 90 | 110 | Ώ | ||
| Insertion poob | SDD 21 | 22.48 | dB | Ntawm 12.8906 GHz | ||
Differential Rov Los Loss | SDD 11 | Saib1 | dB | Ntawm 0.05 rau 4.1 GHz | ||
| SDD 22 | Saib 2 | dB | Ntawm 4.1 txog 19 GHz | |||
| Hom-hom mus rau hom-homtso zis rov poob | SCC 11 | 2 | dB | Ntawm 0.2 rau 19 GHz | ||
| SCC 22 | ||||||
| Differential rau hom-homrov poob | SCD11 | Saib 3 | dB | Ntawm 0.01 txog 12.89 | ||
| SCD22 | Saib | Ntawm 12.89 rau 19 GHz | ||||
| Differential rau hom homHloov Poob | SCD21 | 10 | dB | Ntawm 0.01 txog 12.89 | ||
| Saib 5 | 12.89-15.7 Nws | |||||
| 6.3 | Ntawm 15.7 mus rau 19 GHz | |||||
| Channel kev khiav hauj lwm Margin | COM | 3 | dB |
Sau ntawv:
1. Reflection Coefficient muab los ntawm kab zauv SDD11(dB) < 16.5 - 2 × SQRT(f ), nrog f hauv GHz
2. Reflection Coeua fficient giua ven by equation SDD11(dB) < 10.66 - 14 × log10(f/5.5), with f in GHz
3. Reflection Coefficient muab los ntawm kab zauv SCD11(dB) < 22 - (20/25.78) * f, nrog f inGHz
4. Reflection Coefficient muab los ntawm kab zauv SCD11(dB) < 15 - (6/25.78) * f, nrog f hauv GHz
5. Reflection Coefficient muab los ntawm kab zauv SCD21(dB) < 27 - (29/22) * f, nrog f hauv GHz
PinCov lus piav qhia
Phauv | Logic | Symbol | Lub npe/Kev piav qhia | Nco tsegs |
1 | VeeT | T tus ransmitter G puag ncig | ||
2 | LV-TTL-O |
| N/A | 1 |
3 | LV-TTL- I | TX DIS _ | T tus ransmitter D ua tau | 2 |
4 | LV-TTL- I/O | SDA | Tow W yog Serial Cov ntaub ntawv | |
5 | LV-TTL- I | SCL | Tow W yog Serial C xauv | |
6 | MOD DEF0 _ | Module tam sim no, txuas rau VeeT | ||
7 | LV-TTL- I | RS0 | N/A | 1 |
8 | LV-TTL-O | LOS | LOS ntawm Teeb liab | 2 |
9 | LV-TTL- I | RS1 | N/A | 1 |
10 | VeeR | Txais G puag ncig | ||
11 | VeeR | Txais G puag ncig | ||
12 | CML-O | RD- | Txais Cov ntaub ntawv I tsis nco qab | |
13 | CML-O | RD+ | Txais Cov ntaub ntawv Tsis yog- I tsis nco qab | |
14 | VeeR | Txais G puag ncig | ||
15 | VccR | Txais Kev muab khoom 3 .3V | ||
16 | VccT | T tus ransmitter Kev muab khoom 3 .3V | ||
17 | VeeT | T tus ransmitter G puag ncig | ||
18 | CML- I | TD+ | T tus ransmitter Cov ntaub ntawv Tsis yog- I tsis nco qab | |
19 | CML I _ | TD- | T tus ransmitter Cov ntaub ntawv I tsis nco qab | |
20 | VeeT | T tus ransmitter G puag ncig |
1. Cov teeb liab tsis txaus siab hauv SFP + Copper rub-down rau VeeT nrog 30K ohms resistor
2. Passive cable sib dhos tsis txhawb LOS thiab TX_DIS
Mechanical Dimensions
Okev txiav tximcov ntaub ntawv
Ib feem N ib um | GPP- PC250-xxxxC | ||||
Ntev (meter) | 1 | 2 | 3 | 4 | 5 |
A neeg Asmeskas W yog Ntsuas (AWG) | 30 | 30 | 26 | 26 | 26 |
Nco tseg:txoj kab uas hlathiabnyob debua tauuacustomized.