Product Feature:
	
	
		Hot-pluggable QSFP-DD form-factor
	
	
		8 channels full-duplex transceiver modules
	
	
		8x 1310nm DFB and PIN photo-detector array
	
	
		Internal CDR circuits on both receiver and transmitter channels
	
	
		Supports CDR bypass
	
	
		Compliant with QSFP-DD MSA, CMIS and 100G PSM4 MSA
	
	
		Data rate up to 206.25Gbps (8x 25G NRZ)
	
	
		Reach up to 10km over G.652 SMF
	
	
		Power consumption < 6.5W
	
	
		MPO24 (APC 8-degree) receptacle
	
	
		Operating case temperature range from 0°C to 70°C
	
	
		3.3V power supply voltage
	
	
		RoHS compliant (lead free)
	
	
	
		
			
				
					TOP-SFP28-25G
				
			
			
				
					TOP-SFP28-25G-SR
				
				
					850nm
				
				
					100m
				
			
			
				
					TOP-SFP28-25G-LR
				
				
					1310nm
				
				
					10km
				
			
			
				
					TOP-SFP28-25G-ER
				
				
					1310nm
				
				
					30km/40km
				
			
			
				
					TOP-SFP28-25G-CWDM-LR
				
				
					1271nm/1291nm/1311nm /1331nm 
				
				
					10km 
				
			
			
				
					TOP-SFP28-25G-CWDM-ER
				
				
					
						1271NM/1291NM/1311NM
					
					
						/1331NM/1351NM/ 1371NM
					
				
				
					40km 
				
			
			
				
					TOP-SFP28-25G-DWDM-LR/ER
				
				
					C21-C60-40
				
				
					10km/40km
				
			
			
				
					TOP-SFP28-BIDI-25G-LR
				
				
					1270/1330nm
				
				
					10km
				
			
			
				
					TOP-SFP-40G
				
			
			
				
					Top-QSFP+-40G-SR
				
				
					850nm
				
				
					300m/150m
				
			
			
				
					Top-QSFP+-40G-LRM/LR
				
				
					1310nm
				
				
					2km/10km/20km
				
			
			
				
					Top-QSFP+-40G-ER
				
				
					CWDM 1270-1330 
				
				
					40km 
				
			
			
				
					Top-QSFP+-40G-ZR
				
				
					1550nm
				
				
					80km
				
			
			
				
					TOP-CFP2-100G
				
			
			
				
					Top-cfp2-100G-LR4
				
				
					1310nm
				
				
					10km/20km/30km/40km
				
			
			
				
					TOP-CFP4-100G
				
			
			
				
					 Top-cfp4-100G-LR4
				
				
					 1310nm
				
				
					10km 
				
			
			
				
					TOP-QSFP28-100G 
				
			
			
				
					Top-QSFP28-100G-SR4
				
				
					850nm
				
				
					100m
				
			
			
				
					Top-QSFP28-100G-LR4
				
				
					1294-1310nm LWDM DFB
				
				
					10km
				
			
			
				
					TOP-QSFP-DD 200G
				
			
			
				
					TOP-QSFP-DD 200G SR8
				
				
					 850nm
				
				
					100m 
				
			
			
				
					TOP-QSFP-DD- 200G LR8
				
				
					 
				
				
					 
				
			
			
				
					TOP-QSFP-DD 400G
				
			
			
				
					TOP-QSFP-DD 400G-AOC
				
				
					850nm , 10-60°C
				
				
					3-100M 
				
			
			
				
					 TOP-QSFP-DD 400G-SR8
				
				
					850nm  VCSEL 
				
				
					 100M
				
			
			
				
					TOP-QSFP-DD 400G-DR4
				
				
					1310nm EML
				
				
					500M
				
			
			
				
					TOP-QSFP-DD 400G-DR4+
				
				
					1310nm  EML
				
				
					2km
				
			
			
				
					TOP-QSFP-DD 400G-FR4+
				
				
					EML CWDM4
				
				
					2km
				
			
			
				
					TOP-QSFP-DD 400G-LR4+
				
				
					EML CWDM4
				
				
					10km
				
			
		
	
	
		 
	
	
		 
	
	
		 
	
	
		TopStar proudly own 3,000 Square Meters complete Dust-Free workshop. Together with our 30 dedicated engineering experts in the R&D, we create excellent products. Applying the industrial best Management Practice combined with full range of test equipments, we stand to be the expert in Optical Transceiver field. These expertise enabling us the ability to supply almost full series of High Quality products. 
	
	
		 
	
	
		Our Top-Trans product ranges cover: 
SFP, SFP+ ,XFP
	
	
		BIDI, CWDM / DWDM 
	
	
		40G / 100G QSFP+ 
40G / 100G CFP 
X2, Xenpak
Epon/Gpon/Xgpon
CSFP, ESFP 
	
	
		1*9, SFF, Gbic 
etc..