DESCRIPTION

· The ONET8501V is a high-speed, 3.3V laser driver for VCSELs, operating from 2 Gbps to 11.3 Gbps.
· Features a two-wire serial interface for digital control of modulation and bias currents.
· Includes output waveform control for improved VCSEL edge speeds and optical eye diagram.
· Optional input equalizer supports up to 300mm of transmission line on FR4 PCBs.
· Integrated APC loop and support for laser safety and transceiver management systems.
· Operates from -40°C to 85°C, available in a 4mm x 4mm 20-pin RoHS compliant QFN package.

FEATURES

· Output Polarity Select.
· Operates up to 11.3 Gbps with a single 3.3V supply.
· 2-Wire Digital Interface.
· Digitally selectable modulation current up to 24 mApp.
· Digitally selectable bias current up to 20 mA.
· Automatic Power Control (APC) Loop.
· Programmable Input Equalizer.
· Output Waveform Control.
· Includes Laser Safety Features.
· Analog Temperature Sensor Output.
· Selectable Monitor Photodiode Current Range.

APPLICATIONS

· 10 Gigabit Ethernet Optical Transmitters.
· Supports Transceiver Management System (TMS).
· 8x and 10x Fibre Channel Optical Transmitters.
· SONET OC-192/SDH STM-64 Optical Transmitters.
· SFP+ and XFP Transceiver Modules.
· XENPAK, XPAK, X2 and 300-pin MSA Transponder Modules.