Level One SFP-3841 User Manual

2

1.25G transceiver TX
Copper (100m), RJ-45
Type

H/W Version: 1

LevelOne SFP-3841 is a Copper SFP transceiver that
provides enhanced exibility to system designers. It
converts 1000BASE-X optical Ethernet port to a copper
Ethernet port (1000-BASE-T) to support a transfer rate
of up to 1.25 Gbps at a distance of up to 100 meters
over unshielded twisted-pair category 5 cable.

RJ-45

SFP-3841

Key Features

- Up to 1.25Gb/s bi-directional data links

- Hot-pluggable SFP footprint

- Extended cased temperature range
(0°C to +70 °C)

- Fully metallic enclosure for low EMI

- Low power dissipation (1.05 W typical)

- Compact RJ-45 connector assembly

- Access to physical layer IC via 2-wire serial bus

- 1000 BASE-T operation in host systems with SERDES
interface

Works Well With

Switch

All LevelOne Switches with
SFP Slots

Media Converter

All LevelOne Media Converter
with SFP Slots

www.level1.com I one world_one brand_one level_

3

Technical Specications

Tranceiver

Stndard Compliance

IEEE 802.3ab

Data Rate Gigabit

1.25G

Data Rate Fiber Channel

1.06Gbps

Media Type

Cat. 5 Cable

Transmission Range

100m by Cat. 5 Cable

Connector

RJ-45

Application

SFP-3841

Supply Voltage

3.3V

Max Voltage/Current

4V/375mA

Temperature

0°C ~70°C

Humidity

5~90% (non-condensing)

Dimensions (Lx W x H)

68.5mm x 13.5mm x 9.5mm

SFP-3841

1000 BASE-Tx Copper

Switch

Order Information

Package Contents

SFP Slots

RJ-45 Cable

SFP-3841: 1.25G transceiver TX Copper (100m), RJ-45 Type



SFP-3841



1000 BASE-Tx Copper

SFP Slots

Switch