25G DWDM 10KM SFP28
25G SFP28, DWDM, LR, 10KM

The laser-based 25Gigabit SFP28 Transceiver is designed to transmit and receive serial optical data over single-mode optical fiber with 10 Km. They are compliant with SFF8431, SFF 8432. The transmitter converts serial CML electrical data into serial optical data. The receiver converts serial optical data into serial CML electrical data.

Overview

The laser-based 25Gigabit SFP28 Transceiver is designed to transmit and receive serial optical data over single-mode optical fiber with 10 Km.
They are compliant with SFF8431, SFF 8432. The transmitter converts serial CML electrical data into serial optical data. The receiver converts serial optical data into serial CML electrical data.

Features

Compliant to SFP28 MSA

All-metal housing for superior EMI performance

Operating data rate up to 25.78Gbps

High sensitivity Pin photodiode and TIA

LC duplex connector

Hot-pluggable 20pin connector

Low power consumption <2 W

0 to 70 operating wide temperature range

Single +3.3V±5% power supply

Digital Monitoring SFF 8472 Rev 10.2 compliant

Optical Characteristics

(TOP =0 to 70 °C,VCC = 3.14 to 3.46 Volts)


Parameter

Symbol

Min

Typ

Max

Note

Unit

Transmitter

Nominal Wavelength

λ

1528

1565

nm

Center wavelength Spacing

GHz

100

Optical Output Power

Pav

-3

5

dBm

Extinction Ratio

ER

4

dB

Average Launch Power of OFF Transmitter

POFF

-35

dBm

Relative Intensity Noise

RIN

-128

dB/Hz

Receiver

Center Wavelength

λC

1260

1620

nm

Receiver Sensitivity(OMA)

RSENSE

-11.3

1

dBm

Receiver Overload

Pmax

2.2

dBm

Optical Return Loss

-26

dB

LOS Assert

LOSA

-25

-13.6

dBm

LOS De-Assert LOS

LOSD

-11.3

dBm

LOS Hysteresis

0.5

dB



Note:

1. Measured at ER>4dBm, PRBS 231-1 and BER better than or equal to 5E-5;

Applications:

• 25G Ethernet

• CPRI Option 10