MAX3996CTP+

Overview

The MAX3996CTP+ is a single-channel laser diode driver designed for fiber optic applications. It operates with a supply voltage range of 3V to 5.5V and supports data rates up to 2.5Gbps. The device features a modulation current of 40mA and a bias current of 60mA, consuming 52mA of supply current. It is housed in a 20-WFQFN exposed pad package (20-TQFN 4x4) suitable for surface mount installation. The component functions within an operating temperature range of 0°C to +70°C.

Feature Summary

• Integrates internal calibration mechanisms to meet SFF-8472 resolution and accuracy goals.
• Designed for direct interfacing with VCSEL and laser diodes via optimized drive outputs.
• Supports standard logic interface protocols including CML, PECL, and LVDS.

Applications

• APON Class A, B, and C physical layer implementations
• SFF-8472 compliant optical transceiver modules
• 2.5Gbps fiber optic transmission systems

Procurement Notes

Verify component authenticity through authorized Analog Devices channels due to limited availability status. Confirm RoHS compliance and lead times directly with the manufacturer or certified distributors. Ensure the specific suffix matches design requirements as ordering variations may exist. Validate that the 20-TQFN footprint aligns with PCB layout specifications before finalizing procurement orders.

Selection Notes

Select this driver for single-channel optical links requiring 2.5Gbps performance. Verify that the 3V to 5.5V supply range matches system power constraints. Ensure the thermal characteristics of the 20-WFQFN package are supported by the board design. Confirm compatibility with the target laser diode's current requirements against the 40mA modulation limit.

Part Context

This component belongs to the MAX3996 series of laser drivers from Maxim Integrated, now part of Analog Devices. It is specifically engineered for high-performance optical communication interfaces. The device addresses the need for precise laser control in compact form factors, supporting various industry-standard optical module architectures.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate pin-compatible alternatives only after verifying electrical parameter equivalence and thermal performance. Consult official Analog Devices resources for updated lifecycle and obsolescence information.