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Overview
Specs
Item Number | Cisco DS-CWDM4G1590 |
Manufacturer | Cisco |
Emission Wavelength | 1590 nm |
Interface Type | SFP |
Transmission Medium | Optical Fiber |
Data Rate | 1/2/4 Gbps |
Housing Color | Red |
Laser Safety Class | Class I according to 21CFR1040 |
Operational Temperature Range Low | 0 °C |
Operational Temperature Range High | 70 °C |
Storage Temperature Range Low | -40 °C |
Storage Temperature Range High | 85 °C |
Lowest Side Mode Suppression Ratio | ≥30 dB |
Lowest Output Power of Transmitter | 1.0 dBm |
Highest Output Power of Transmitter | 5.0 dBm |
Lowest Output Power of Receiver | -15.7 dBm |
Highest Output Power of Receiver | 0 dBm |
Optical Link Budget | 17.8 dB |
Minimum Extinction Ratio of Transmitter | 4 dB |
Dispersion Penalty after 25 km | 3 dB |
Physical Connector | Dual LC |
Physical Dimensions - Height | 8.46 mm |
Physical Dimensions - Width | 13.27 mm |
Physical Dimensions - Depth | 56.64 mm |
Compatibility | Compatible with Cisco MDS 9000 Series Director Switching Modules and Fabric Switch Ports |
DS-CWDM4G1590
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Product Description
The DS-CWDM4G1590 is a Cisco-compatible transceiver that operates at a wavelength of 1590 nm and supports data rates of 1/2/4 Gbps over fiber channels with a dual LC connector. It is designed for use with Cisco MDS 9000 Series Director Switching Modules and Fabric Switch Ports, ensuring compatibility and seamless integration. The device maintains a transmitter optical output power range between 1.0 dBm and 5.0 dBm, and can operate within a temperature range of 0 °C to 70 °C, with a storage temperature tolerance between -40 °C to 85 °C.Key Feature for the DS-CWDM4G1590
- What is the operating wavelength of the SFP module?
The operating wavelength is 1590 nm. - Can this module be used with Cisco MDS 9000 Series Director Switching Modules?
Yes, it is designed for use with Cisco MDS 9000 Series Director Switching Modules and Fabric Switch Ports. - What types of networks is the SFP compatible with in terms of speed?
It supports 1/2/4 Gbps network speeds. - What is the minimum operating temperature for this SFP?
The minimum operating temperature is 0 °C. - What is the maximum storage temperature the SFP can withstand?
The maximum storage temperature is 85 °C. - What color is the SFP module?
The module is red. - What is the Side Mode Suppression Ratio (SMSR) of the transmitter?
The SMSR is a minimum of 30 dB. - What laser class does the SFP module belong to?
It belongs to Laser Class I according to 21CFR1040. - What is the Link Budget of the SFP module?
The Link Budget is 17.8 dB. - What type of connectors does this SFP module use?
It uses Dual LC connectors.
Product Review
The Cisco DS-CWDM4G1590 offers a flexible range of speeds from 1 to 4 Gbps, suitable for various applications within the Cisco MDS 9000 Series, enhancing its compatibility and utility in diverse networking environments. However, its operating temperature range is limited to 0 °C to 70 °C, potentially restricting its deployment in extreme conditions without additional climate control measures. Additionally, the product boasts a solid link budget of 17.8 dB and a side mode suppression ratio of 30 dB, ensuring reliable signal quality and strength over fiber channels, but the dispersion penalty at 25 km indicates potential performance degradation over longer distances.
Overview
Specifications
Item Number | Cisco DS-CWDM4G1590 |
Manufacturer | Cisco |
Emission Wavelength | 1590 nm |
Interface Type | SFP |
Transmission Medium | Optical Fiber |
Data Rate | 1/2/4 Gbps |
Housing Color | Red |
Laser Safety Class | Class I according to 21CFR1040 |
Operational Temperature Range Low | 0 °C |
Operational Temperature Range High | 70 °C |
Storage Temperature Range Low | -40 °C |
Storage Temperature Range High | 85 °C |
Lowest Side Mode Suppression Ratio | ≥30 dB |
Lowest Output Power of Transmitter | 1.0 dBm |
Highest Output Power of Transmitter | 5.0 dBm |
Lowest Output Power of Receiver | -15.7 dBm |
Highest Output Power of Receiver | 0 dBm |
Optical Link Budget | 17.8 dB |
Minimum Extinction Ratio of Transmitter | 4 dB |
Dispersion Penalty after 25 km | 3 dB |
Physical Connector | Dual LC |
Physical Dimensions - Height | 8.46 mm |
Physical Dimensions - Width | 13.27 mm |
Physical Dimensions - Depth | 56.64 mm |
Compatibility | Compatible with Cisco MDS 9000 Series Director Switching Modules and Fabric Switch Ports |