The ADN2841 is a dual-loop, 50 Mbps to 2.7 Gbps laser diode driver. It features closed-loop control of power and extinction ratio, laser failure and degradation alarms, and automatic laser shutdown. It is suitable for applications such as DWDM, SONET, SDH, fiber channel, and Gigabit Ethernet.
The ADN2841 is a dual-loop laser diode driver designed for applications such as DWDM, SONET, SDH, Fibre Channel, and Gigabit Ethernet. It provides closed-loop control of the laser diode's average power and extinction ratio using unique control algorithms after initial factory settings.
Key features include automatic laser shutdown (ALS), dual-channel MPD functionality for wavelength control in DWDM applications, programmable alarms for laser failure or degradation, and data/clock inputs. The device is available in 48-pin and 32-pin LFCSP packages. This manual is written in Chinese.
| Data Rate | 50 Mbps to 2.7 Gbps |
|---|---|
| Bias Current Range | 2 mA to 100 mA |
| Modulation Current Range | 5 mA to 80 mA |
| Operating Temperature Range (Industrial) | -40°C to +85 °C |
| Package Types | 48-pin LFCSP, 32-pin LFCSP |
The typical rise/fall time is 80 ps.
Yes, it features dual-channel MPD functionality suitable for DWDM wavelength control.