VSC7939 Key Features
- Power Supply: 3.3V or 5V ±5%
- AC-Coupled to Laser Diode
VSC7939 is Laser Diode Driver manufactured by Vitesse Semiconductor.
| Part Number | Description |
|---|---|
| VSC7938 | Laser Diode Driver |
| VSC7902 | SONET/SDH Transimpedance Amplifier |
| VSC7923 | SONET/SDH 2.5Gb/s Laser Diode Driver |
| VSC7924 | SONET/SDH 2.5Gb/s Laser Diode Driver |
| VSC7925 | SONET/SDH 2.5Gb/s Laser Diode Driver |
The VSC7939 is a single 3.3V or 5V supply laser diode driver specially designed for SONET/SDH applications up to 3.125Gb/s. External resistors set a wide range of bias and modulation currents for driving the laser. Data and clock inputs accept differential PECL signals.