Product Number | Description | Color |
CWDM-SFP-1490= | Cisco CWDM 1490-nm SFP; Gigabit Ethernet and 1 and 2 Gb Fibre Channel | Violet |
Performance
● Gigabit Ethernet 1.25 Gbps full-duplex links with an optical link budget of 29 dB
● Fibre Channel 1.06 and 2.12 Gbps full-duplex links with an optical link budget of 28 dB
Platform support
The Cisco CWDM SFPs are supported across a variety of Cisco switches, routers, and optical transport devices. For more details, refer to the document Cisco CWDM SFP Compatibility Matrix.
Connectors and cabling
● Equipment: Standard SFP interface
● Network: Dual LC/PC connector
Note: Only connections with patch cords with PC or UPC connectors are supported. Patch cords with APC connectors are not supported.
Environmental conditions and power requirements
● Operating temperature range: 23 to 158°F (-5 to 70°C)
● Storage temperature range: –40 to 185°F (–40 to 85°C)
Table 1 describes the electrical power interface details, and Table 2 describes optical parameters.
Table 1. Electrical power interface data
Parameter | Symbol | Minimum | Typical | Maximum | Units |
Supply Current | Is |
| 220 | 300 | mA |
Surge Current | ISurge |
|
| +30 | mA |
Input Voltage | Vmax | 3.1 | 3.3 | 3.5 | V |
Table 2. Optical parameters
Parameter | Symbol | Minimum | Typical | Maximum | Units | Notes and Conditions |
Transmitter Center Wavelength | wavelengthc | (x–4) |
| (x + 7) | nm | Available center wavelengths are 1470, 1490, 1510, 1530, 1550, 1570, 1590, and 1610 nm |
Side-Mode Suppression Ratio | SMSR | 30 |
|
| dB |
|
Transmitter Optical Output Power | Pout | 0 |
| 5.0 | dBm | Average power coupled into single-mode fiber |
Receiver Optical Input Power (BER <10–12 with PRBS 2–7—1) | Pin | –28.0 |
| –7.0 | dBm | @ 2.12 Gbps, 140°F (60°C) case temperature |
Receiver Optical Input Power (BER <10–12 with PRBS 2–7—1) | Pin | –29.0 |
| –7.0 | dBm | @ 1.25 Gbps, 140°F (60°C) case temperature |
Receiver Optical Input Wavelength | wavelengthin | 1450 |
| 1620 | nm |
|
Transmitter Extinction Ratio | OMI | 9 |
|
| dB |
|
Dispersion Penalty at 100 km |
|
|
| 3 | dB | @ 2.12 Gbps |
Dispersion Penalty at 100 km |
|
|
| 2 | dB | @ 1.25 Gbps |