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40G QSFP to 4xSFP+ Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-3m for data center

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Shenzhen UTOP Technology Co., Ltd.

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40G QSFP to 4xSFP+ Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-3m for data center

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Brand Name :	UTOPTEK
Model Number :	QSFP-4SFP-40G-PCU1M
Certification :	CE
Delivery Time :	1-2days

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Product Details
Company Profile

40G QSFP to 4xSFP+ Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-3m for data center

40G QSFP to 4x 10G SFP+ Passive Direct Copper Cables

QSFP-4SFP-40G-PCU1M (or xM)

Product Details:

Features
• Up to 10.5Gb/s data rate per channel

• Maximum aggregate data rate: 40 Gbps (4 x 10Gbps)

• Passive Copper (Paddle cards plus Copper cable) (Cable Length: 1~3m)
• 4-Channel Full Passive Copper Cable Transceiver
• QSFP+ conforms to the Small Form Factor SFF-8436 and SFF-8431
• Data rates backward compatible to 1Gbps
• Hot-Density QSFP 38-PIN footprint
• I/O Connector designed for high speed differential signal applications
• Improved Pluggable Form Factor(IPF) compliant for enhanced EMI/EMC performance
• Compatible with industry standard SFP cages +Switches
• EEPROM signature can be customized. 

• Temperature Range: 0~ 70 °C
• RoHS-6 Compliant

Applications

10G/40G Ethernet
Infini Band, Fiber Channel 4G/8G/10G
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	10.5Gb/s
Operating Temperature	0 to + 70°C
Storage Temperature	-40 to + 85°C
Supply Voltage	3.3 V nominal
Electrical Interface	38 pins edge connector(QSFP+) 20 pins edge connector(SFP+)
Management Interface	Serial, I2C

High Speed Characteristics

Parameter	Symbol	Min	Typ	Max	Units	Notes
Differential Impedance	Zd	90	100	110	Ω
Differential Input Return Loss	SDDXX	<-12+2* SQRT (f) with f in GHz			dB	0.01~4.1GHz
Differential Input Return Loss	SDDXX	<-6.3+13* Log10/(f/5.5) with f in GHz			dB	4.1~11.1GHz
Common Mode Output Return Loss	SCCXX	< -7+1.6*f with f in GHz			dB	0.01~2.5GHz
Common Mode Output Return Loss	SCCXX			-3	dB	2.5~11.1GHz
Difference Waveform Distortion Penalty	dWDPc			6.75	dB
VMA Loss	L			4.4	dB
VMA Loss to Crosstalk Ratio	VCR	32.5			dB

The connector is compatible with the SFF-8436 to SFF-8432 specification.
Mechanical Specifications

40G QSFP to 4xSFP+ Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-3m for data center

Product show:

40G QSFP to 4xSFP+ Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-3m for data center

Testing Show:

40G QSFP to 4xSFP+ Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-3m for data center

Ordering informations:

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

40G QSFP to 4xSFP+ Passive Direct Attach Copper (DAC) Twinax Cables 0.5m-3m for data center

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