ONET4291VA是TI公司的一款激光驱动器产品，ONET4291VA是具有串行接口的 4.25Gbps VCSEL 驱动器，本页介绍了ONET4291VA的产品说明、应用、特性等，并给出了与ONET4291VA相关的TI元器件型号供参考。
ONET4291VA - 具有串行接口的 4.25Gbps VCSEL 驱动器 - 激光驱动器 - 光纤模块IC - TI公司（Texas Instruments，德州仪器）
The ONET4291VA is a versatile high-speed multi-rate VCSEL driver for fiber optic applications with data rates up to 4.25 Gbps.
The device provides a 2-wire interface which allows digital control of the modulation and bias currents, eliminating the need for of external components.
The ONET4291VA includes an integrated automatic power control loop as well as circuitry to support laser safety and transceiver management systems.
The part is available in a small footprint 4 mm × 4 mm 20-pin QFN package and it requires a single 3.3-V supply.
This power efficient multi-rate VCSEL driver is characterized for operation from -40°C to 85°C ambient temperature.
- Multi-Rate Operation from 1 Gbps Up To 4.25 Gbps
- 2-Wire Digital Interface
- Digitally Selectable Modulation Current
- Digitally Selectable Bias Current
- Automatic Power Control (APC) Loop
- Supports Transceiver Management System (TMS)
- Includes Laser Safety Features
- Analog Temperature Sensor Output
- Single 3.3-V Supply
- Operating Temperature -40°C to 85°C
- Small Footprint Surface Mount 4 mm × 4 mm, 20-Pin QFN Package
- APPLICATIONS
- Multirate SFP/SFF Modules
- 1.0625 Gbps, 2.125 Gbps, and 4.25 Gbps Fibre Channel Transmitters
- Gigabit Ethernet Transmitters
