VSC7991 Key Features
- Maximum Rise/Fall Times of 38ps
- High-Speed Operation (Up to 10.7Gb/s NRZ Data)
- Differential Inputs
- Single-Supply
- CML-patible Data Inputs
- On-Chip 50Ω Input Terminations
- 50Ω Output Impedance
VSC7991 is SONET/SDH 10.7Gb/s Electroabsorption Modulator/Laser Diode Driver manufactured by Vitesse Semiconductor.
| Part Number | Description |
|---|---|
| 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 |
| VSC7938 | Laser Diode Driver |
The VSC7991 is a single 7V supply, 10.7Gb/s Electroabsorption Modulator (EAM)/laser diode driver with direct access to the laser modulation FETs. Laser offset and modulation currents are set by external ponents allowing precision monitoring and setting of the voltage levels. Data inputs are differentially terminated to 50Ω.