CWDM

CWDM MUX/ DEMUX

Overview:
Coarse Wavelength Multiplexing (CWDM) is a wavelength multiplexing technology for city and access networks. Transmission is realized using 16 channels with wavelengths between 1270 nm and 1610 nm. Due to the channel spacing of 20 nm cost-effective lasers can be used. The channel width itself is 13 nm. The remaining 7 nm is designed to secure the space to the next channel.
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Product Details

Datasheet Download

Features:

● Low insertion loss

● Based on thin-film filter technology

● Multiplexing of up to 16/8 channels on fiber pair/single fiber

● Standard CWDM band 1470 nm - 1610 nm, 20 nm spacing

● Compliant to ITU-T G.694.2 standard and Telcordia GR1209, GR1221

● LC/SC/FC/ST, UPC/APC Interface are available

● Rate transparent for applications up to 10Gbps  

● Monitor/ Upgrade/ 1310nm Express port for external functions

● Complete passive, no electric power required

● Low-profile modular LGX box design optional, fits in LGX chassis


Specifications:

Parameter

Specification

Operating Wavelength Range (nm)

1270 ~ 1610

Center Wavelength (nm)

Customer specified 4, 8 or 16 wavelengths etc.

Channel Spacing (nm)

20

Pass Band (nm)

CW±7

Insertion Loss (with Connector) (dB)

≤2.5

Adjacent Channel Isolation (dB)

≥30

Non-Adjacent Isolation (dB)

≥45

Reflection Channel Isolation (dB)

≥15

PDL (dB)

≤0.2

Directivity (dB)

≥50

Retern Loss (dB)

≥45

PMD (ps)

≤0.1

Optical Power (mW)

≤500

Operation Temperature (℃)

-10 ~ +70

Storage Temperature (℃)

-40 ~ +85

Fiber Type

G.652D or G657A1

Interface Type

LC/UPC or others

Communication Type

Single or Dual Fiber

Optional Function

1310 Express port: 1310+/-40nm;

Upgrade port: Unused wavelength section;

Monitor port: 1%;

Note: The specific parameters are subject to the product specifications.

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