1.25G Transceivers

1.25Gb/s SFP DWDM 80KM Optical Transceiver Module(100GHZ)

Product description: ACS-GE-DWDM-Cxx-ZR transceivers include and PIN photo-detector diode and temperature stabilized DWDM EML transmitter. Digital diagnostic functions are available via an I2C.This module is designed for
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1.25Gb/s SFP 100GHZ DWDM 80km Optical Transceiver Module

ACS-GE-DWDM-Cxx-ZR

Features

l Up to 1.25Gb/s data links

l DWDM EML laser transmitter and APD photo-detector

l 100 GHz ITU channel spacing with integrated wavelength locker

l Up to 80km on 9/125µm SMF

l Hot-pluggable SFP footprint

l Duplex LC/UPC type pluggable optical interface

l Low power dissipation

l Metal enclosure, for lower EMI

l RoHS compliant and lead-free

l Support Digital Diagnostic Monitoring interface

l Single +3.3V power supply

l Compliant with SFF-8472

l Case operating temperature:

Commercial: 0 ~ +70oC

Industrial: -40 ~ +85oC

Applications

l SONET/SDH networks

l Gigabit Ethernet

l C Band DWDM networks

l Fiber Channel

Optical Characteristics
The following optical characteristics are defined over the Recommended Operating Environment unless otherwise specified.

Parameter	Symbol	Min.	Typical	Max	Unit	Notes
Transmitter
Optical Wavelength	λ_C	λc -0.1		λc +0.1	nm	1
Center Wavelength Spacing			100		GHz
Spectrum Bandwidth(RMS)	σ			1	nm
Side Mode Suppression Ratio	SMSR	30			dB
Average Optical Power	P_AVG	0		4	dBm	2
Optical Extinction Ratio	ER	9			dB
Transmitter OFF Output Power	POff			-45	dBm
Transmitter Eye Mask		Compliant with 802.3z(class 1 laser safety)

Parameter	Symbol	Min.	Typical	Max	Unit	Notes
Receiver
Center Wavelength	λ_C	1270		1610	nm
Receiver Sensitivity (Average Power)	Sen.			-26	dBm	3
Input Saturation Power (overload)	Psat	-3			dBm
LOS Assert	LOSA	-36			dB	4
LOS De-assert	LOSD			-27	dBm	4
LOS Hysteresis	LOSH	0.5	2	6	dBm

Notes:

1. λc refer to wavelength selection, and corresponds to approximately 0.8 nm

2. Measure at 2^7-1 NRZ PRBS pattern

3. Measured with Light source 1563.86~1528.77nm, ER=9dB; BER =<10^-12 @PRBS=2^7-1 NRZ

4. When LOS de-asserted, the RX data+/- output is High-level (fixed).

Wavelength Selection: C-band λc Wavelength Guide Pin Descriptions