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40G QSFP+ Direct Attach Cable

40G QSFP+  DAC


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)



40G QSFP+  DAC


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)



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产品概叙

40G QSFP+ Direct Attach Cable

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: 0~70

• 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


产品应用

Applications

• 40G Ethernet


关键特点

40G QSFP+  DAC

技术参数

40G QSFP+  DAC


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)


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