100G 1310nm 10km QSFP28

100G, 1310nm, 10km, QSFP28

LX8502CDR QSFP28 transceiver modules are designed for 100 Gigabit Ethernet over single-mode fiber. They are compliant with the QSFP28 MSA, IEEE 802.3ba 100GBASE-LR4. Digital diagnostics functions are available via the I2C interface, as specified by the QSFP28 MSA.This module has been batchly deployed in China-Telecom project since 2019.

Datasheet

description1

Zipper closure 1/5 zip athletic pullovers for men. Stretchy, lightweight, fast-drying fabric for superior performance. REGULAR FIT - US standard sizes. An athletic fit that sits close to the body for a wide range of motion, designed for optimal performance and all day comfort. FEATURES - Quarter zip closure;Thumbholes on long sleeves to keep them in place during workout

Overview

Features

● Compliant with IEEE Std 802.3ba, 100G Ethernet LR4

● Compliant with QSFP28 MSA

● 4 cooled 25Gb/s channels LAN WDM DFB TOSA

● 4 channels PIN photodetector

● Single +3.3V power supply

● Class 1 laser safety certified

● Power consumption less than 3.5W

● Commercial operating temperature: -5℃ to +70℃

● Up to 10km on SMF

Optical Characteristics

Transmitter Optical Characteristics

Parameter	Symbol	Minimum	Typical	Maximum	Unit	Notes
Launch Optical Power per lane	Po	-4.3	-	4.5	dBm	1
Total Launch Optical Power	Po	-	-	10.5	dBm	1
Center Wavelength Range	L1	1294.53	1295.56	1296.59	nm	-
	L2	1299.02	1300.05	1301.09	nm	-
	L3	1303.54	1304.58	1305.63	nm	-
	L4	1308.09	1309.14	1310.19	nm	-
Extinction Ratio	EX	4	-	-	dB	2
Spectral width(-20dB)	Δλ	-	-	1	nm	-
Side Mode Suppression Ratio	SMSR	30	-	-	dB	-
Optical Return Loss Tolerance	ORLT	-	-	20	dB	-
Pout @TX-Disable Asserted	Poff	-	-	-30	dBm	1
Eye Mask {X1, X2, X3, Y1, Y2, Y3}	{0.25, 0.4, 0.45, 0.25, 0.28, 0.4}

Notes:
1. The optical power is launched into SMF.
2. Measured with a PRBS 231^-1 testpattern @25.78125Gbps.

Receiver Optical Characteristics

Parameter	Symbol	Minimum	Typical	Maximum	Unit	Notes
Center Wavelength	L1	1294.53	1295.56	1296.59	nm	-
	L2	1299.02	1300.05	1301.09	nm	-
	L3	1303.54	1304.58	1305.63	nm	-
	L4	1308.09	1309.14	1310.19	nm	-
Sensitivity per Channel	S	-	-	-8.6	dBm	1
Damage Threshold(each channel)	POL	4.5	-	-	dBm	-
Optical Return Loss	ORL	26	-	-	dB	-
LOS De-Assert	LOSD	-	-	-11.6	dBm	-
LOS Assert	LOSA	-24	-	-	dBm	-
LOS Hysteresis	-	0.5	-	-	dB	-

Notes:
1. Measured with PRBS 231^-1 testpattern, 25.78125Gb/s;

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