MAX3949 Overview
The MAX3949 is a 3.3V, multirate, low-power laser diode driver designed for Ethernet, Fibre Channel, and SONET transmission systems at data rates up to 11.3Gbps. This device is optimized to drive a differential transmitter optical subassembly (TOSA) with a 25Ω flex circuit. The unique design of the output stage enables use of unmatched TOSAs.
MAX3949 Key Features
- Low Power Consumption
- Saves Board Space
- Small 3mm x 3mm Package
- Flexibility
- Programmable Modulation Current Up to 85mA (5Ω Load)
- Programmable Bias Current Up to 105mA
- Programmable Input Equalization and Output Deemphasis
- Safety
- Supports SFF-8431 SFP+ MSA and SFF-8472 Digital Diagnostic
- Integrated Eye Safety Features with Maskable Faults