25G SFP28 Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-5m for data center

Minimum Order Quantity :	2pcs	Packaging Details :	50pcs to one carton or as customized
Delivery Time :	1-2days

Place of Origin:	China	Brand Name:	UTOPTEK
Certification:	CE	Model Number:	SFP28-25G-PCU1M

Detail Information
Product Name:	25G DAC Cable	Data Rate:	25gbps
Wire AWG:	AWG30 For 0.5-3M/AWG24 For 3-5M	Length:	0.5-5meters
Working Temp.:	0°C To 70°C (32 To 158°F)	Power Supply:	3.3v
Applications:	FTTH FTTB FTTX Network	Compatible:	Any Brand
Connector:	SFP28 To SFP28	Warranty:	3years

Product Description

25G SFP28 Passive Direct Copper Cables

SFP28-25G-PCU1M (or xM)

Product Details:

Features
• Up to 25.88243 Gbps data rate
• Up to 5 meter transmission
• Hot-pluggable SFP 20PIN footprint
• Improved Pluggable Form Factor(IPF)
• compliant for enhanced EMI/EMC performance
• Compatible to SFP28 MSA
• Compatible to SFF-8402 and SFF-8432
• Single 3.3V supply voltage
• BER better than 10-15
• Temperature Range: 0~ 70 °C
• RoHS Compatible

Applications

25G Ethernet
InfiniBand, Fiber Channel 25G
Sonet Multiplatform support
High Performance Computing Clusters
High End Servers
Metro Network Switch/Cross Connect

General Product Characteristics

SFP+ DAC Specifications
Number of Lanes	Tx & Rx
Channel Data Rate	25.88243 Gbps
Operating Temperature	0 to + 70°C
Storage Temperature	-40 to + 85°C
Supply Voltage	3.3 V nominal
Electrical Interface	20 pins edge connector
Management Interface	Serial, I2C

High Speed Characteristics

	Parameter	Symbol	Min	Typical	Max	Unit	Note
	Differential Impedance	RIN,P-P	90	100	110	Ώ
	Insertion loss	SDD21	8		22.48	dB	At 12.8906 GHz
	Differential Return Loss	SDD11	12.45		See 1	dB	At 0.05 to 4.1 GHz
	Differential Return Loss	SDD22	3.12		See 2	dB	At 4.1 to 19 GHz
		SDD22	3.12		See 2	dB	At 4.1 to 19 GHz
	Common-mode to	SCC11				dB
	common-mode	SCC11	2				At 0.2 to 19 GHz
	common-mode	SCC22	2				At 0.2 to 19 GHz
	output return loss	SCC22
	output return loss
	Differential to common-mode	SCD11	12		See 3	dB	At 0.01 to 12.89 GHz
	Differential to common-mode	SCD11
	return loss	SCD22	10.58		See 4		At 12.89 to 19 GHz
	return loss	SCD22	10.58		See 4		At 12.89 to 19 GHz

			10				At 0.01 to 12.89 GHz
	Differential to common Mode	SCD21-IL			See 5	dB	At 12.89 to 15.7 GHz
	Conversion Loss	SCD21-IL			See 5	dB	At 12.89 to 15.7 GHz
			6.3				At 15.7 to 19 GHz
	Channel Operating Margin	COM	3			dB
Notes: Reflection Coefficient given by equation SDD11(dB) < 16.5 - 2 × SQRT(f ), with f in GHz Reflection Coefficient given by equation SDD11(dB) < 10.66 - 14 × log10(f/5.5), with f in GHz Reflection Coefficient given by equation SCD11(dB) < 22 - (20/25.78)f, with f in GHz Reflection Coefficient given by equation SCD11(dB) < 15 - (6/25.78)f, with f in GHz Reflection Coefficient given by equation SCD21(dB) < 27 - (29/22)*f, with f in GHz

Mechanical Specifications

The connector is compatible with the SFF-8432 specification.

25G SFP28 Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-5m for data center 0

Product show:

25G SFP28 Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-5m for data center 1

Testing Show:

25G SFP28 Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-5m for data center 4

Ordering informations:

Length (m)	Cable AWG
1	30
2	30
3	30/24
4	24
5	24

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25G SFP28 Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-5m for data center

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