- Fiber Optic Cables
 - Fiber Optic Cable Accessories
 - Copper Cables
 - Copper Cable Accessories
 - High Density Data Center Wiring System
 - Intelligent Management Wiring System
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- SFP+/QSFP+AOC Active Optical fiber Cable Assemblies
 - MPO pre-end modules
 - MPO high density optical fiber patch panels
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 - MTP/MPO pre-terminated trunk optical cables
 - MTP/MPO pre-terminated branch optical cables
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 - QSFP to SFP optical fiber cables
 - 40G QSFP+ optical fiber connect cables
 - CXP to SFP optical fiber cables
 - 100G CXP optical fiber connect cables
 - 40G QSFP+ optical fiber connect cables
 - IP68 waterproof MPO connector and patch cords
 - SFP+/QSFP+DAC Active Copper Cable Assemblies
 - MPO high density optical fiber distribution box adapter panels
 
40G QSFP+ Direct Attach Cable
Brand Name:KOLORAPUS
Sample: Available
Unit price<=$15 ,free sample and need to pay the freight.
Unit price >$15,need to pay the double sample fee and freight.
MOQ: >=$7000
Origin: China
Certification:ISO/3C/CE/ROHS/UL
Package: Carton
Payment Method:T/T
General Description
QSFP+ Direct Attach Cables are compliant with the SFF-8436 specifications. Various choices of wire gauge are available from 30 to 24 AWG with various choices of cable length (up to 7m).
Features
• Compliant with SFF- 8436.
• Up to 10.3125Gbps data rate per channel
• Up to 7m transmission
• Operating temperature: 0℃ to +70℃
• Single 3.3V power supply
• RoHS compliant
Benefits
• Cost-effective copper solution
• Lowest total system power solution
• Lowest total system EMI solution
• Optimized design for Signal Integrity
Applications
• 40G Ethernet
Pin Function Definition
Pin  | Logic  | Symbol  | Description  | 
1  | GND  | Ground  | |
2  | CML-I  | Tx2n  | Transmitter Inverted Data Input  | 
3  | CML-I  | Tx2p  | Transmitter Non-Inverted Data Input  | 
4  | GND  | Ground  | |
5  | CML-I  | Tx4n  | Transmitter Inverted Data Input  | 
6  | CML-I  | Tx4p  | Transmitter Non-Inverted Data Input  | 
7  | GND  | Ground  | |
8  | LVTTL-I  | ModSelL  | Module Select  | 
9  | LVTTL-I  | ResetL  | Module Reset  | 
10  | Vcc Rx  | +3.3V Power Supply Receiver  | |
11  | LVCMOS- I/O  | SCL  | 2-wire serial interface clock  | 
12  | LVCMOS- I/O  | SDA  | 2-wire serial interface data  | 
13  | GND  | Ground  | |
14  | CML-O  | Rx3p  | Receiver Non-Inverted Data Output  | 
15  | CML-O  | Rx3n  | Receiver Inverted Data Output  | 
16  | GND  | Ground  | |
17  | CML-O  | Rx1p  | Receiver Non-Inverted Data Output  | 
18  | CML-O  | Rx1n  | Receiver Inverted Data Output  | 
19  | GND  | Ground  | |
20  | GND  | Ground  | |
21  | CML-O  | Rx2n  | Receiver Inverted Data Output  | 
22  | CML-O  | Rx2p  | Receiver Non-Inverted Data Output  | 
23  | GND  | Ground  | |
24  | CML-O  | Rx4n  | Receiver Inverted Data Output  | 
25  | CML-O  | Rx4p  | Receiver Non-Inverted Data Output  | 
26  | GND  | Ground  | |
27  | LVTTL-O  | ModPrsL  | Module Present  | 
28  | LVTTL-O  | IntL  | Interrupt  | 
29  | Vcc Tx  | +3.3V Power supply transmitter  | |
30  | Vcc1  | +3.3V Power supply  | |
31  | LVTTL-I  | LPMode  | Low Power Mode  | 
32  | GND  | Ground  | |
33  | CML-I  | Tx3p  | Transmitter Non-Inverted Data Input  | 
34  | CML-I  | Tx3n  | Transmitter Inverted Data Input  | 
35  | GND  | Ground  | |
36  | CML-I  | Tx1p  | Transmitter Non-Inverted Data Input  | 
37  | CML-I  | Tx1n  | Transmitter Inverted Data Input  | 
38  | GND  | Ground  | 

General Product Characteristics
QSFP+ DAC Specifications  | |
Number of Lanes  | Tx & Rx  | 
Channel Data Rate  | 10.3125 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  | Typical  | Max  | Unit  | Note  | 
Differential Impedance  | TDR  | 90  | 100  | 110  | Ώ  | |
Insertion loss  | SDD21  | -17.04  | dB  | At 5.15625 GHz  | ||
Differential Return Loss  | SDD11 SDD22  | See 1  | dB  | At 0.05 to 4.1 GHz  | ||
See 2  | dB  | At 4.1 to 11.1 GHz  | ||||
Differential to common-mode return loss  | SCD11 SCD22  | -10  | dB  | At 0.2 to 11.1 GHz  | ||
Common-mode to common-mode output return loss  | SCC11 SCC22  | -3  | dB  | At 0.01 to 11.1 GHz  | ||
Notes: 1. Reflection Coefficient given by equation SDD11(dB) < -12 + 2 × SQRT(f ), with f in GHz 2. Reflection Coefficient given by equation SDD11(dB) < -6.3 + 13 × log10(f/5.5), with f in GHz 
  | ||||||
Mechanical Specifications
The connector is compatible with the SFF-8436 specification.

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 (EU) 2015/863  | RoHS (EU)2015/863 compliant  | 
REACH Compliance  | REACH Regulation (EC) No 1907/2006  | REACH (EC) No 1907/2006 compliant  | 
 

















                                















