X4DACBL3-C datasheet(5/8 Pages) ATGBICS

Part #	X4DACBL3-C

Description	X4DACBL3 Intel Compatible Direct Attach Copper Breakout Cable 40G QSFP to 4x10G SFP (3m, Passive)

PDF	8 Pages

Scroll/Zoom	100%

Manufacturer	ATGBICS [ATGBICS by Approved Technology]

Direct Link	https://atgbics.com/

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5 / 8 page

Ref: ATGBICS_X4DACBL3-C_V1 Page 5 of 8

Product Datasheet

SFP+ Pin Function Definition

Logic

Symbol

Description

VeeT

Module Transmitter Ground

LVTTL-O

Tx_Fault

Module Transmitter Fault

LVTTL-I

Tx_Disable

Transmitter disable; Turns off transmitter laser output

LVTTL-I/O

SDA

2-wire Serial Interface Data Line (Same as MOD-DEF2 in INF-

8074i)

LVTTL-I/O

SCL

2-wire Serial Interface Clock (Same as MOD-DEF1 in INF-8074i)

Mod_ABS

Module Absent, connected to VeeT or VeeR in the module

LVTTL-I

RS0

Rate Select 0, optionally controls SFP+ module receiver

LVTTL-O

Rx_LOS

Receiver Loss of Signal Indication (In FC designated as Rx_LOS

and in Ethernet designated as Signal Detect)

LVTTL-I

RS1

Rate Select 1, optionally controls SFP+ module

transmitter

VeeR

Module Receiver Ground

VeeR

Module Receiver Ground

CML-O

RD-

Receiver Inverted Data Output

CML-O

RD+

Receiver Non-Inverted Data Output

VeeR

Module Receiver Ground

VccR

Module Receiver 3.3 V Supply

VccT

Module Transmitter 3.3 V Supply

VeeT

Module Transmitter Ground

CML-I

TD+

Transmitter Non-Inverted Data Input

CML-I

TD-

Transmitter Inverted Data Input

VeeT

Module Transmitter Ground

X4DACBL3-C Datasheet(PDF) 5 Page - ATGBICS by Approved Technology

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