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ONET4291VA - 1 GBPS TO 4.25 GBPS MULTI-RATE VCSEL DRIVER

Description

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.

Features

  • 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 m.

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ONET4291PA 1-Gbps to 4.25-Gbps Rate-Selectable Limiting Amplifier
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Full PDF Text Transcription

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ONET4291VA www.ti.com SLLS674 – SEPTEMBER 2005 1 GBPS TO 4.25 GBPS MULTI-RATE VCSEL DRIVER FEATURES • 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.
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