25G SFP28 Direct Attach Cable (DAC) JHA-SFP28-25G-PCU

Tlhaloso e Khutšoanyane:

SFP28 Direct Attach Cables li lumellana le litlhaloso tsa SFF-8432 le SFF-8402.Likhetho tse fapaneng tsa li-wire gauge li fumaneha ho tloha ho 30 ho isa ho 26 AWG ka likhetho tse fapaneng tsa bolelele ba cable (ho fihla ho 5m).

TS'ELISO HONA FUMANA MOHLALA MAHALA

Kakaretso

Khoasolla

Tlhaloso e Akaretsang

Likopano tsa SFP28 passive cable ke ts'ebetso e phahameng, litharollo tsa I / O tse theko e boima bakeng sa 25G Ethernet.Lithapo tsa koporo tsa SFP28 li lumella lihlahisoa tsa hardware ho fihlela sekhahla se phahameng sa boema-kepe, ho hlophisoa le ho sebelisoa ka theko e tlase haholo le tekanyetso e fokotsehileng ea matla.

Likaroloana

◊ Ho fihla ho 25.78125 Gbps sekhahla sa data

◊ Ho fihla ho 5 metres phetiso

◊ Letlapa le chesang la SFP 20PIN

◊ Foromo e ntlafalitsoeng ea plugable (IPF) e lumellana le ts'ebetso e ntlafalitsoeng ea EMI/EMC

◊ E lumellana le SFP28 MSA

◊ E lumellana le SFF-8402 le SFF-8432

◊ Mocheso Range: 0~ 70 °C

◊ RoHS e lumellana

Melemo

◊ Tharollo ea koporo e theko e boima

◊ Tharollo e tlase ka ho fetesisa ea matla a sistimi

◊ Tharollo ea EMI e tlase ka ho fetesisa

◊ Moralo o ntlafalitsoeng oa Signal Integrity

Lisebelisoa

◊ 25G Ethernet

Litšobotsi tsa Lebelo le Phahameng

Paramethara	Letšoao	Min	E tloaelehileng	Max	Yuniti	Hlokomela
Phapang ea Impedance	RIN, PP	90	100	110	Ώ
tahlehelo ea ho kenya	SDD21	8		22.48	dB	Ho 12.8906 GHz
Tahlehelo ea ho Khutlela e fapaneng	SDD11	12.45		Sheba 1	dB	Ka 0.05 ho 4.1 GHz
Tahlehelo ea ho Khutlela e fapaneng	SDD22	3.12		Sheba 2	dB	Ho 4.1 ho isa ho 19 GHz
	SDD22	3.12		Sheba 2	dB	Ho 4.1 ho isa ho 19 GHz
Mokhoa o tloaelehileng oa ho	SCC11				dB
tloaelehileng-mokhoa	SCC11	2				Ho 0.2 ho isa ho 19 GHz
tloaelehileng-mokhoa	SCC22	2				Ho 0.2 ho isa ho 19 GHz
tahlehelo ea ho khutlisa tlhahiso	SCC22
tahlehelo ea ho khutlisa tlhahiso
E fapaneng le mokhoa o tloaelehileng	SCD11	12		Sheba 3	dB	Ka 0.01 ho 12.89 GHz
E fapaneng le mokhoa o tloaelehileng	SCD11
tahlehelo ea ho khutla	SCD22	10.58		Sheba 4		Ka 12.89 ho 19 GHz
tahlehelo ea ho khutla	SCD22	10.58		Sheba 4		Ka 12.89 ho 19 GHz

		10				Ka 0.01 ho 12.89 GHz
Phapang ho Mokhoa o tloaelehileng	SCD21-IL			Sheba 5	dB	Ka 12.89 ho 15.7 GHz
Phetoho Tahleho	SCD21-IL			Sheba 5	dB	Ka 12.89 ho 15.7 GHz
		6.3				Ho 15.7 ho isa ho 19 GHz
Sebaka sa Ts'ebetso ea Channel	COM	3			dB

Pin Litlhaloso

SFP28 Pin Function Definition

Pin		Maikutlo	Letšoao		Lebitso/Tlhaloso	Lintlha
1			VeeT		Sebaka sa Transmitter
2		LV-TTL-O	TX_Phoso		N/A	1
3		LV-TTL-I	TX_DIS		Transmitter Disable	2
4		LV-TTL-I/O	SDA		Tow Wire Serial Data
5		LV-TTL-I	SCL		Tow Wire Serial Clock
6			MOD_DEF0		Mojule o teng, hokela ho VeeT
7		LV-TTL-I	RS0		N/A	1
8		LV-TTL-O	TLHOKOMELO		LOS ea Letšoao	2
9		LV-TTL-I	RS1		N/A	1
10			VeeR		Reciever Ground
11			VeeR		Reciever Ground
12		CML-O	RD-		Reciever Data Inverted
13		CML-O	RD+		Reciever Data Non-Inverted
14			VeeR		Reciever Ground
15			VccR		Reciever Supply 3.3V
16			VccT		Phepelo ea Transmitter 3.3V
17			VeeT		Sebaka sa Transmitter
	18	CML-I	TD+		Transmitter Data No-Inverted
	19	CML_I	TD-		Transmitter Data Inverted
	20		VeeT		Sebaka sa Transmitter
1.	Lipontšo ha li tšehetsoe ho SFP+ Copper e huleloeng tlase ho VeeT e nang le 30K ohms resistor
2.	Likopano tsa cable tsa passive ha li tšehetse			LOS le TX_DIS

Mechini Litlhaloso

Sehokelo se lumellana le litlhaloso tsa SFF-8432.

Bolelele (m)	Cable AWG
1	30
2	30
3	30/26
4	26
5	26

Taolo Ho latela melao

Sebopeho	Teko Mokhoa	Tshebetso
Electrostatic Discharge (ESD) ho Lithako tsa Motlakase	Mokhoa oa MIL-STD-883C 3015.7	Sehlopha sa 1(>2000 Volts)
Tšitiso ea Motlakase (EMI)	Sehlopha sa FCC sa B	E Ikamahanya le Maemo
	Sehlopha sa CENELEC EN55022 B
	CISPR22 ITE Sehlopha sa B
RF Immunity(RFI)	IEC61000-4-3	Ha e le hantle, ha e bontše phello e lekantsoeng ho tloha ho 10V/m Field Swept ho tloha ho 80 ho isa ho 1000MHz
Ho latela RoHS	RoHS Directive 2011/65/EU le Litaelo tsa Liphetoho tsa eona 6/6	RoHS 6/6 e lumellana