MAX72038B+

Overview

The MAX72038B+ is a Generation II Enhanced 6.0Gbps 38-PHY SAS Expander IC manufactured by Analog Devices Inc./Maxim Integrated. It operates at 1.5Gbps, 3.0Gbps, and 6.0Gbps on a PHY-by-PHY basis. The device is ANSI T10 SAS-2.1/SAS Protocol Layer (SPL) compliant and features automatic input-signal equalization including Decision Feedback Equalization (DFE). It integrates a multicontext MIPS 4KEc 32-Bit Microprocessor for local control and enclosure management functions.

Feature Summary

• Supports 1.5Gbps, 3.0Gbps, and 6.0Gbps data rates with self-configuring capabilities
• Integrates an embedded multicontext MIPS 4KEc 32-Bit microprocessor for local control
• Includes internal ECC-protected user data SRAM and trace buffer
• Provides standard EJTAG processor debug interface

Applications

• Server applications requiring active SAS port expansion
• Enclosure applications for midrange storage systems
• Enterprise storage systems requiring high-performance SAS solutions

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity and pin alignment upon receipt. Check for specific ordering suffixes that may indicate variations in temperature range or packaging format. Ensure compliance with RoHS and REACH standards as specified in the official documentation. Note that this product is Not Recommended for New Designs and may be subject to Last Time Buy restrictions.

Selection Notes

Select this expander for systems requiring evolutionary upgrade paths from parallel SCSI technology. It is suitable for designs relying heavily on SCSI-centric software or management solutions. Consider the integrated enclosure management functions and high-performance internal switching architecture when designing storage solutions. Evaluate compatibility with existing Maxim enclosure management processors for seamless integration.

Part Context

The MAX72038B+ belongs to the MAX720 series of serial-attached SCSI-2 (SAS-2)-compatible expanders. It represents a next-generation enhanced solution offering industry-leading I/O and embedded enclosure functions. This device is part of Analog Devices Inc./Maxim Integrated's portfolio focused on high-performance SAS storage solutions.

Replacement Considerations

This product is Not Recommended for New Designs. Some versions may be No Longer Available or being discontinued and subject to Last Time Buy, after which new orders can not be placed. Verify availability status before procurement planning.