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JHA-QSFP28-100G-PCU Spec
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JHA-QSFP28-100G-PCU Spec

QSFP28DirectAttachCables arecompliantwiththe SFF-8665specifications.Variouschoicesofwiregauge areavailable from30to26 AWGwithvarious choicesofcablelength(upto 5m).
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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).

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• 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

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 specification.

 

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

 

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