Hot New Products Fiber Optic Cable Sfp28-25g-Aoc - 100G QSFP28 Direct Attach Cable (DAC) JHA-QSFP28-100G-PCU – JHA
Hot New Products Fiber Optic Cable Sfp28-25g-Aoc - 100G QSFP28 Direct Attach Cable (DAC) JHA-QSFP28-100G-PCU – JHA Detail:
General Description
QSFP28 Direct Attach Cables are compliant with the SFF-8665 specifications. Various choices of wire gauge are available from 30 to 26 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
Benefits
◊ Cost-effective copper solution
◊ Lowest total system power solution
◊ Lowest total system EMI solution
◊ Optimized design for Signal Integrity
Applications
◊ 100G Ethernet
Specification:
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 | 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 |
Mechanical Specifications
The connector is compatible with the SFF-8665 specificatio
Length (m) | Cable AWG |
1 |
30 |
2 |
30 |
3 |
30 |
5 |
26 |
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 |
Product detail pictures:
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Our firm aims to operating faithfully, serving to all of our shoppers , and working in new technology and new machine regularly for Hot New Products Fiber Optic Cable Sfp28-25g-Aoc - 100G QSFP28 Direct Attach Cable (DAC) JHA-QSFP28-100G-PCU – JHA , The product will supply to all over the world, such as: UK, Serbia, United States, With a fully integrated operation system, our company has won a good fame for our high quality goods, reasonable prices and good services. Meanwhile, we have established a strict quality management system conducted in material incoming, processing and delivery. Abiding by the principle of Credit first and customer supremacy, we sincerely welcome clients from home and abroad to cooperate with us and advance together to create a brilliant future.
By Roland Jacka from Maldives - 2018.12.14 15:26
The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
By Mario from Canberra - 2017.10.27 12:12