MAX3634ETM+

Overview

The MAX3634ETM+ is a burst-mode clock phase aligner designed for GPON OLT applications. It accepts LVPECL input and provides LVPECL output with a 1:1 ratio. The device operates at frequencies up to 155.52MHz within a 3V to 3.6V supply range. It features differential input and output capabilities and contains one circuit. Packaged in a 48-TQFN (7x7) exposed pad, it supports surface mount installation and functions between -40°C and +85°C.

Feature Summary

• Burst-mode clock phase alignment for GPON OLT receivers
• LVPECL differential input and output interfaces
• Maximum operating frequency of 155.52MHz
• Single circuit configuration in 48-WFQFN package

Applications

• GPON Optical Line Terminal (OLT) Receivers

Procurement Notes

This component is classified as an obsolete product by the manufacturer. Verification of current availability requires checking authorized distributors for remaining stock or surplus channels. No new production units are expected from Analog Devices/Maxim Integrated.

Selection Notes

Select this part for GPON OLT designs requiring specific burst-mode clock phase alignment. Ensure the design accommodates the 48-TQFN footprint and LVPECL signaling requirements. Verify that the 3V to 3.6V supply voltage aligns with the system power architecture.

Part Context

The MAX3634 belongs to the MAX3634 series of timing support products. It serves as a specialized solution for passive optical network infrastructure, specifically addressing clock recovery challenges in downstream GPON signals.

Replacement Considerations

As this part is discontinued, no direct public substitute part numbers are confirmed in the provided documentation. Designers should consult manufacturer obsolescence notices for potential family replacements.