MAX3261CCJ

Laser Drivers Overview

The MAX3261CCJ is a high-speed, low-noise transimpedance preamplifier designed for local area network fiber optic receivers. It operates at data rates up to 1.25Gbps and supports single-supply voltages ranging from +3.0V to +5.5V. The device features an input-referred noise of 200nA and a bandwidth of 920MHz. It includes a space-saving filter connection that provides positive bias for the photodiode through a 1.5kΩ resistor to VCC. The component is housed in a 8-pin SOIC package.

Laser Drivers Feature Summary

• Provides low-noise signal amplification for optical receiver applications
• Integrates photodiode biasing via internal resistor connection
• Supports high-speed data transmission up to 1.25Gbps
• Operates on a single power supply without external compensation capacitors

Laser Drivers Applications

• Gigabit Ethernet systems
• 1Gbps to 2.5Gbps optical receivers
• Fibre Channel interfaces

Laser Drivers Procurement Notes

Verify the specific suffix 'CCJ' against the manufacturer's official documentation to confirm the exact temperature range and package variant. Confirm current availability status as older Maxim Integrated products may have been discontinued or superseded by newer revisions. Ensure compatibility with existing PCB footprints and thermal requirements before procurement.

Laser Drivers Selection Notes

Select this component when designing shortwave (850nm) or longwave (1300nm) optical links requiring low input noise and high bandwidth. Consider the MAX3267 if higher speed operation up to 2.5Gbps is required, as it offers pin-for-pin compatibility with improved noise performance. Evaluate system dynamic range requirements against the specified optical input limits.

Laser Drivers Part Context

The MAX3261 belongs to a family of transimpedance amplifiers developed for high-speed optical communication networks. It serves as a critical interface between the photodetector and subsequent digital processing stages. The device simplifies design by integrating necessary biasing and filtering connections directly into the amplifier circuitry.

Laser Drivers Replacement Considerations

The MAX3267 is a pin-compatible alternative offering support for 2.5Gbps data rates. Verify functional equivalence regarding bandwidth and noise specifications if upgrading for higher throughput applications.