Short Description:
Item: 100G QSFP28 to QSFP28 Passive direct attach cables
Data rate: Up to 28.3125Gbps data rate per channel
Operating Temperature: 0 to 70℃
Compliant with SFF-8665, RoHS compliant
Wire gauge range: 30 to 24 AWG
- Brand Name: Rollball
- Min.Order Quantity: 1 Piece
- Place of Origin: Shenzhen, China
- Payment Terms: Paypal, Western Union, T/T
- Certification: FCC, CE, RoHS
100G QSFP28 TO QSFP28 Direct Attach Cable
Description
QSFP28 Direct Attach Cables are compliant with the SFF-8665 specifications. Various choices of wire gauge are available from 30 to 24 AWG with various choices of cable length (up to 5m).
Features
- Compliant with SFF- 8665
- Up to 28.3125Gbps data rate per channel
- Up to 5m transmission
- Operating temperature: 0~70℃
- Single 3.3V power supply
- RoHS compliant
- Cost-effective copper solution
- Lowest total system power solution
- Lowest total system EMI solution
- Optimized design for Signal Integrity
Applications
- 100G Ethernet
General Product Characteristics
QSFP+ DAC Specifications | |
Number of Lanes | Tx & Rx |
Channel Data Rate | 28.3125 Gbps |
Operating Temperature | 0 to + 70°C |
Storage Temperature | -40 to + 85°C |
Supply Voltage | 3.3 V nominal |
Electrical Interface | 38 pins edge connector |
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 | ||
<-6.3+13* Log10/(f/5.5) with f in GHz |
dB |
4.1~19GHz | ||||
Common Mode Output Return Loss | SCCXX | < -7+1.6*f with f in GHz |
dB |
0.01~12.89GHz | ||
-3 |
dB |
12.89~19GHz | ||||
Difference Waveform Distortion Penalty | dWDPc | 6.75 | dB | |||
VMA Loss |
L |
4.4 | dB | |||
VMA Loss to Crosstalk Ratio | VCR | 32.5 |
dB |
Regulatory Compliance
Feature | Test Method | Performance |
Electrostatic Discharge (ESD) to the Electrical Pins | MIL-STD-883C Method 3015.7 | Class 1(>2000 Volts) |
Electromagnetic Interference(EMI) | FCC Class B | Compliant with Standards |
CENELEC EN55022 Class B | ||
CISPR22 ITE Class B | ||
RF Immunity(RFI) | IEC61000-4-3 | Typically Show no Measurable Effect from a 10V/m Field Swept from 80 to 1000MHz |
RoHS Compliance | RoHS Directive 2011/65/EU and it’s Amendment Directives 6/6 | RoHS 6/6 compliant |