MAX3747EUB+

Overview

The MAX3747EUB+ is a multirate limiting amplifier designed for high-speed optical receiver applications. It functions as a data quantizer for synchronous optical network (SONET), Fibre-Channel, and Gigabit Ethernet systems. The device supports data rates ranging from 155Mbps to 3.2Gbps, making it suitable for OC-3 through OC-48 standards. Manufactured by Analog Devices Inc./Maxim Integrated, it operates within an industrial temperature range of -40°C to +85°C. The component is housed in a compact 10-pin uMAX or uSOP surface-mount package, facilitating integration into space-constrained optical transceiver modules.

Feature Summary

• Supports multirate operation from 155Mbps to 3.2Gbps
• Functions as a data quantizer for SONET, Fibre-Channel, and Gigabit Ethernet
• Pin-for-pin compatible with previous generation devices

Applications

• OC-3 through OC-48 SONET optical receivers
• Fibre-Channel optical interconnects
• Gigabit Ethernet optical links
• SFP module limiting amplifiers
• High-speed serial communication data quantization

Procurement Notes

Verify the specific suffix 'EUB+' against the official manufacturer datasheet to confirm the exact package type and lead-free status. Ensure compatibility with existing PCB footprints for the 10-uMAX/uSOP configuration. Check for any recent lifecycle notices or obsolescence warnings directly from Analog Devices before finalizing procurement plans.

Selection Notes

Select this component when designing optical receivers requiring robust limiting amplification for rates up to 3.2Gbps. It is appropriate for applications needing pin-compatible upgrades from older Maxim designs. Consider the industrial temperature range and low power consumption characteristics when evaluating thermal management requirements for dense optical module layouts.

Part Context

This part belongs to the MAX3747 family of limiting amplifiers, which are specialized for optical communication interfaces. The series is widely used in SFP and SFF form-factor transceivers. The MAX3747EUB+ specifically denotes the version packaged in the small outline micro package, distinguishing it from other variants in the same functional family.

Replacement Considerations

Consult the official datasheet for confirmed pin-for-pin compatible alternatives within the MAX3747A series. Verify that any substitute maintains the required 3.2Gbps bandwidth and operating voltage specifications. Cross-reference package dimensions to ensure mechanical fit without redesigning the host board.

FAQ

What is the maximum data rate supported by the MAX3747EUB+?

The MAX3747EUB+ supports data rates up to 3.2Gbps, covering standards from OC-3 to OC-48.

Is the MAX3747EUB+ compatible with Fibre-Channel applications?

Yes, the device is explicitly designed to function as a data quantizer for Fibre-Channel optical receivers.