Fiber SFP Module 100GBASE CWDM4 QSFP28 1271nm To 1331nm 2KM Transceiver Duplex LC
Optical Transceiver Module Advantages
► High speed I/O electrical interface (CAUI-4)

► Single 3.3V Supply Voltage

► Maximum power consumption 3.5W

► CWDM DML laser and PIN Receiver Array

► Compliant with CWDM4 MSA Revision 1.1

► Compliant with QSFP28 Standard: SFF-8665 Revision 1.9, SFF-8636 Revision 2.10a

Recommended Operating Conditions

Parameter	Symbol	Min.	Typical	Max.	Unit	Notes
Operating Case Temperature	TOPR	0	-	70	ºC
Power Supply Voltage	VCC	3.135	3.3	3.465	V
Instantaneous peak current at hot plug	ICC_IP	-	-	1400	mA
Sustained peak current at hot plug	ICC_SP	-	-	1155	mA
Maximum Power Dissipation	PD	-	-	3.5	W
Maximum Power Dissipation, Low Power Mode	PDLP	-	-	1.5	W
Aggregate Bit Rate	ABR	-	103.125	-	Gb/s
Data Rate per Lane	DRL	-	25.78	-	Gb/s
Control Input Voltage High	VIH	VCC*0.7	-	VCC+0.3	V
Control Input Voltage Low	VIL	-0.3	-	VCC*0.3	V
Two Wire Serial Interface Clock Rate	-	-	-	400	kHz
Power Supply Noise	-	-	-	66	mVpp	10Hz -10MHz
Rx Differential Data Output Load	-	-	100	-	ohms
Operating Distance	-	2	-	2,000	m

Electrical Specifications

High-Speed Signal: Compliant to CAUI-4 (IEEE 802.3-2018)

Low-Speed Signal: Compliant to SFF-8679 V1.8

Digital Diagnostics

Parameter	Range	Accuracy	Unit	Calibration
Temperature	0 to 70	±3	ºC	Internal
Voltage	0 to VCC	3%	V	Internal
Tx Bias Current (Each Lane)	0 to 100	10%	mA	Internal
Tx Output Power (Each Lane)	-6.5 to 2.5	±3	dB	Internal
Rx Power (Each Lane)	-11.5 to 2.5	±3	dB	Internal

QSFP+ Module Pad Layout

Ordering Information

Part Number	Application	Data Rate	Laser Source	Fiber Type
LNK-QSFP28-IR4	100G CWDM4	103.125Gb/s	CWDM DML	SMF

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