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  • DEM-311GT
  • DEM-311GT

DEM-311GT

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Overview

The DEM-311GT is a high performance 850nm multimode SFP/mini-GBIC transceiver. Supporting full duplex, Gigabit speeds on multimode fiber for distances of up to 220m/550m on 62.5m/50m fiber respectively. The unit features a metal housing to reduce EMI and to increase durability.

Quick Specs

Table 1 shows the Quick Specs.

SKU

DEM-311GT

Form Factor

SFP

TXWave length

850nm

Reach

500m

Cable Type

MMF

Rate Category

1000Base

Interface Type

SX

DDM

No

Connector Type: Dual

LC

Product Details

D-Link Compatible DEM-311GT shows the following features:

①Up to 1.25Gb/s data links

②Hot-pluggable SFP Footprint

③Compliant with specifications for IEEE802.3Z 1000Base-SX

④Supported distance in accordance with 1000Base-SX standard: up to 220m via 62.5/125??m multimode fiber, up to 550m via 50/125m multimode fiber

⑤Eye Safety Designed to meet Laser Class1 Compliant with IEC60825-1

⑥Single +3.3V Power Supply

⑦RoHS compliance

D-Link Compatible DEM-311GT provides the applications as follow:

①Gigabit Ethernet

②1x Fiber Channel

③Other optical links

Compare to Similar Items

Table 2 shows the comparison.

Product Name

DEM-311GT

DEM-310GT

Transceiver Type

SFP

SFP

Fiber Media Support

Multi-Mode

Single-Mode

Speed

1 Gbps

1.25 Gbps

Distance

550 m

10 km

Cable Type

Multi-mode 50 um or 62.5 um fiber

Single-mode 9 um fiber

Power Supply

3.3V

3.3V

Get More Information

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Specification

DEM-311GT Specifications

EMI:

FCC Class B, ICES-003 Class B, CE Class B, VCCI Class B

Safety

FDA/CDRH, TUV, cUL

Hot Pluggable

Yes

MSA Compliant

Yes

RoHS Compliant

Yes

Hardware version

F1

connector

Duplex LC Connector

single/bi Direction

single-direction

Wavelength

850 nm

Output Optical Power (TX Optical Power)

MAX.: -4 dBm

Interface

MIN.: -17 dBm

Input Optical Power (RX Optical Power)

MAX.: -3 dBm

Sensitivity

-17 dBm

Cable Type

- multi-mode 50/125um fiber: reach 550m - multi-mode 62.5/125um fiber: reach 275m

Power

3.3V

Max Input Current

240mA

Power Budget (MIN Power Budget)

7.5dB

MAX Power Budget

13dB

Heat Generated

1.54kJ/h

Operation Temperature

0-70°C

Storage Temperature

-40-85°C

Humidity (Operating)

10% ~ 90%

Humidity (Storage)

5% ~ 90%

Weight

15.5g

Dimension ( W x D x H )

13.4mm x 56.4mm x 10.35mm

Speed

1Gbps

Compliant Standard

IEEE-802.3z 1000BASE-SX

Transceiver Type

SFP

Fiber Channel FC-PI standard

100-M5-SN-I and 100-M6-SN-I

Fiber Media support

Multi-Mode

Distance

550M
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