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400G QSFP DD to 4X100G QSFP56 AOC

The 400G QSFP-DD to 4x100G QSFP56 breakout active optical cables are engineered for high-speed data transmission in 400 Gigabit Ethernet networks over OM3 multimode fibers. Each channel supports data rates of up to 53.125 Gbps using PAM4 modulation, delivering reliable and efficient performance for demanding applications. These cables meet critical industry standards, including IEEE 802.3db, OIF-CEI, QSFP-DD MSA, QSFP-DD-CMIS, IEEE 802.3bs Annex120E, SFF-8636, ensuring broad compatibility across various systems. With a slim and lightweight design, these breakout AOC cables facilitate simplified cable management and promote efficient system airflow, a key requirement in high-density server racks. This design helps maintain optimal cooling and performance in data-intensive environments, making these cables well-suited for modern networking infrastructures. These cables are widely utilized in cloud computing and supercomputing environments due to their low cost, high-value proposition, and proven reliability. Their combination of affordability, durability, and compliance with leading standards makes them an excellent choice for organizations seeking scalable and dependable solutions for advanced data centers.

·       Compliant QSFP-DD and QSFP56 MSA

·       Compliant with IEEE 802.3db and100G Lambda MSA

·       Low latency for high performance computing application

·       Available in standard length of 1, 3, 5, 7, 10,15, 20, 25, 30m

·       Operating case temperature 0 to 70°C

·       Hot pluggable QSFP-DD and QSFP56 form factor

·       Power consumption<7.5W per end with QSFPDD

·       Power consumption<3.5W per end with QSFP56

·       Laser Eye Safety Class 1

·       Management interface based on CMIS

·       4.0 and SFP-8636

·       RoHS compliant


Absolute Maximum Ratings

Parameter

Symbol

Min

Typ.

Max

Unit

Ref.

Storage Temperature

Ts

-40

-

85

°C


Operating Humidity

RH

5

-

85

%


Maximum Supply Voltage

Vcc

-0.5

-

3.6

V


Operating Enviornment

Parameter

Symbol

Min

Typ.

Max

Unit

Note

Supply Voltage

Vcc

3.135

3.3

3.465

V


Case Temperature

Tc

0


70

°C


Bit Rate as QSFP-DD end (per ch)

BR


53.125


Gbps


Bit Rate as QSFP28 end (per ch)

BR


106.25


Gbps


Total power consumption (QSFP-DD)

Pc


7.5

10

W


Total power consumption (QSFP28)

Pc


3.5

4

W


Electrical Characteristics for QSFP-DD end

Parameter

Min

Typ.

Max

Unit

Remarks

Transmitter






Signaling Rate per Lane

-100 ppm

26.5625

+100 ppm

GBd


Differential Peak-to-Peak Input Voltage

tolerance

900



mV


Differential Termination Mismatch



10

%


Single-ended Voltage Tolerance Range

-0.4

-

3.3

V


DC common mode voltage

-350


2850

mV


Receiver






Signaling Speed per Lane

-100 ppm

26.5625

+100 ppm

GBd


AC Common-Mode Output Voltage RMS



17.5

mV


Differential Peak-to-Peak Output Voltage



900

mV


Near-End Eye Symmetry Mask Width(ESMW)

(ESMW)


0.265

0.265


uI

uI


Near-End Eye Height, Differential

70



mV


Far-End Eye Symmetry Mask Width

(ESMW)


 

0.2


 

uI


Far-End Eye Height, Differential

30



mV


Far-End Pre-Cursor ISI Ratio

-4.5


2.5

%


Differential Termination Mismatch



10

%


Transition Time, 20 to 80%

9.5



ps


DC Common Mode Voltage

-350


2850

mV


Electrical Characteristics for QSFP-28 end

Parameter

Min

Typ.

Max

Unit

Remarks

Transmitter (each lane)






Signaling Rate per Lane


25.78125


Gb/s


Differential Pk-Pk Input Voltage Tolerance (min)

900

-

-

mV

at TP1a

Differential Termination Mismatch

-

-

10

%

at TP1

Single-Ended Input Voltage Tolerance Range

-0.4 to 3.3

-

-

V

at TP1a

DC Common Mode Voltage

-350

-

2850

mV

at TP1

Receiver (each lane, at TP4)






AC Common-Mode Output Voltage (RMS)

-

-

17.5

mV


Differential Output Voltage

-

-

900

mV


Eye Width

0.57

-

-

UI


Eye Height, Differential

228

-

-

mV


Vertical Eye Closure

-

-

5.5

dB


Differential Termination Mismatch

-

-

10

%


Transition Time (20% to 80%)

12

-

-

ps


DC Common Mode Voltage

-350

-

2850

mV


Digital Diagnostic Specification

Parameter

Symbol

Min

Typ.

Max

Unit

Remark

Transceiver Case Temperature

DMI_Temp

-3


+3

°C

Over operating temp

Supply Voltage Monitor Absolute Error

DMI _VCC

-3%


+3%

V

Full operating range

Channel RX Power Monitor Absolute error

DMI_RX

-3


+3

dB

Per channel

Channel Bias Current Monitor

DMI_Ibias

-10%


+10%

mA

Per channel

Channel TX Power Monitor Absolute Error

DMI_TX

-3


+3

dB

Per channel


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